var EXAMPLES = [
  {
    "category": [
      "line"
    ],
    "id": "line-simple",
    "title": "Basic Line Chart",
    "difficulty": 0
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-simple",
    "title": "Basic Scatter Chart",
    "difficulty": 0
  },
  {
    "category": [
      "line"
    ],
    "id": "area-basic",
    "title": "Basic area chart",
    "difficulty": 1
  },
  {
    "category": [
      "dataset",
      "bar"
    ],
    "id": "dataset-simple0",
    "title": "Simple Example of Dataset",
    "difficulty": 1
  },
  {
    "category": [
      "dataset",
      "bar"
    ],
    "id": "dataset-simple1",
    "title": "Dataset in Object Array",
    "difficulty": 1
  },
  {
    "category": [
      "line"
    ],
    "id": "line-smooth",
    "title": "Smoothed Line Chart",
    "difficulty": 1
  },
  {
    "category": [
      "line"
    ],
    "id": "area-stack",
    "title": "Stacked area chart",
    "difficulty": 2
  },
  {
    "category": [
      "dataset",
      "pie"
    ],
    "id": "dataset-default",
    "title": "Default arrangement",
    "difficulty": 2
  },
  {
    "category": [
      "dataset",
      "bar"
    ],
    "id": "dataset-encode0",
    "theme": "light",
    "title": "Simple Encode",
    "difficulty": 2
  },
  {
    "category": [
      "dataset",
      "bar"
    ],
    "id": "dataset-series-layout-by",
    "theme": "light",
    "title": "Series Layout By Column or Row",
    "difficulty": 2
  },
  {
    "category": [
      "line"
    ],
    "id": "line-stack",
    "title": "Stacked Line Chart",
    "difficulty": 2
  },
  {
    "category": [
      "dataset"
    ],
    "id": "dataset-encode1",
    "theme": "light",
    "title": "Encode and Matrix",
    "difficulty": 3
  },
  {
    "category": [
      "dataset",
      "line",
      "pie"
    ],
    "id": "dataset-link",
    "title": "Share Dataset",
    "difficulty": 4
  },
  {
    "category": [
      "line",
      "visualMap"
    ],
    "id": "area-pieces",
    "title": "Area Pieces",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "area-rainfall",
    "title": "Rainfall",
    "difficulty": 10
  },
  {
    "category": [
      "line",
      "dataZoom"
    ],
    "id": "area-simple",
    "title": "Large scale area chart",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-animation-delay",
    "title": "柱状图动画延迟",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-brush",
    "title": "柱状图框选",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-gradient",
    "title": "特性示例：渐变色 阴影 点击缩放",
    "difficulty": 10
  },
  {
    "category": [
      "custom"
    ],
    "id": "bar-histogram",
    "title": "Girths of Black Cherry Trees",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-label-rotation",
    "title": "Bar Label Rotation",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-large",
    "title": "Large Scale Bar Chart",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-negative",
    "title": "正负条形图",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-negative2",
    "title": "交错正负轴标签",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-polar-real-estate",
    "title": "极坐标系下的堆叠柱状图",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-polar-stack",
    "title": "极坐标系下的堆叠柱状图",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-polar-stack-radial",
    "title": "极坐标系下的堆叠柱状图",
    "difficulty": 10
  },
  {
    "category": [
      "bar",
      "rich"
    ],
    "id": "bar-rich-text",
    "title": "Wheater Statistics",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-simple",
    "title": "Bar Simple",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-stack",
    "title": "堆叠柱状图",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-tick-align",
    "title": "坐标轴刻度与标签对齐",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-waterfall",
    "title": "深圳月最低生活费组成（单位:元）",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-waterfall2",
    "title": "阶梯瀑布图",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-y-category",
    "title": "World Total Population",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-y-category-stack",
    "title": "堆叠条形图",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar1",
    "title": "Rainfall and Evaporation",
    "difficulty": 10
  },
  {
    "category": [
      "boxplot"
    ],
    "id": "boxplot-light-velocity",
    "title": "Boxplot Light Velocity",
    "difficulty": 10
  },
  {
    "category": [
      "boxplot"
    ],
    "id": "boxplot-light-velocity2",
    "title": "Boxplot Light Velocity2",
    "difficulty": 10
  },
  {
    "category": [
      "boxplot"
    ],
    "id": "boxplot-multi",
    "title": "Multiple Categories",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "bubble-gradient",
    "title": "Bubble Chart",
    "difficulty": 10
  },
  {
    "category": [
      "calendar",
      "scatter"
    ],
    "id": "calendar-charts",
    "title": "Calendar Charts",
    "difficulty": 10
  },
  {
    "category": [
      "calendar"
    ],
    "id": "calendar-effectscatter",
    "title": "Calendar Effectscatter",
    "difficulty": 10
  },
  {
    "category": [
      "calendar",
      "graph"
    ],
    "id": "calendar-graph",
    "title": "Calendar Graph",
    "difficulty": 10
  },
  {
    "category": [
      "calendar",
      "heatmap"
    ],
    "id": "calendar-heatmap",
    "title": "Calendar Heatmap",
    "difficulty": 10
  },
  {
    "category": [
      "calendar"
    ],
    "id": "calendar-horizontal",
    "title": "Calendar Heatmap Horizontal",
    "difficulty": 10
  },
  {
    "category": [
      "calendar"
    ],
    "id": "calendar-lunar",
    "title": "Calendar Lunar",
    "difficulty": 10
  },
  {
    "category": [
      "calendar",
      "pie"
    ],
    "id": "calendar-pie",
    "title": "Calendar Pie",
    "difficulty": 10
  },
  {
    "category": [
      "calendar"
    ],
    "id": "calendar-simple",
    "title": "Simple Calendar",
    "difficulty": 10
  },
  {
    "category": [
      "calendar",
      "heatmap"
    ],
    "id": "calendar-vertical",
    "title": "Calendar Heatmap Vertical",
    "difficulty": 10
  },
  {
    "category": [
      "candlestick"
    ],
    "id": "candlestick-brush",
    "title": "Candlestick Brush",
    "difficulty": 10
  },
  {
    "category": [
      "candlestick"
    ],
    "id": "candlestick-large",
    "title": "Large Scale Candlestick",
    "difficulty": 10
  },
  {
    "category": [
      "candlestick"
    ],
    "id": "candlestick-sh",
    "title": "ShangHai Index",
    "difficulty": 10
  },
  {
    "category": [
      "candlestick"
    ],
    "id": "candlestick-sh-2015",
    "title": "ShangHai Index, 2015",
    "difficulty": 10
  },
  {
    "category": [
      "candlestick"
    ],
    "id": "candlestick-simple",
    "title": "Basic Candlestick",
    "difficulty": 10
  },
  {
    "category": [
      "candlestick"
    ],
    "id": "candlestick-touch",
    "title": "Axis Pointer Link and Touch",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "confidence-band",
    "title": "Confidence Band",
    "difficulty": 10
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-bar-trend",
    "title": "Custom Bar Trend",
    "difficulty": 10
  },
  {
    "category": [
      "custom",
      "calendar"
    ],
    "id": "custom-calendar-icon",
    "title": "Custom Calendar Icon",
    "difficulty": 10
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-cartesian-polygon",
    "title": "Custom Cartesian Polygon",
    "difficulty": 10
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-error-bar",
    "title": "Error Bar on Catesian",
    "difficulty": 10
  },
  {
    "category": [
      "custom",
      "dataZoom"
    ],
    "id": "custom-error-scatter",
    "title": "Error Scatter on Catesian",
    "difficulty": 10
  },
  {
    "category": [
      "custom",
      "dataZoom",
      "drag"
    ],
    "id": "custom-gantt-flight",
    "title": "Gantt Chart of Airport Flights",
    "difficulty": 10
  },
  {
    "category": [
      "custom",
      "map"
    ],
    "id": "custom-hexbin",
    "title": "Hexagonal Binning",
    "difficulty": 10
  },
  {
    "category": [
      "candlestick"
    ],
    "id": "custom-ohlc",
    "title": "OHLC Chart",
    "difficulty": 10
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-polar-heatmap",
    "title": "Polar Heatmap",
    "difficulty": 10
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-profile",
    "title": "Profile",
    "difficulty": 10
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-profit",
    "title": "Profit",
    "difficulty": 10
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-wind",
    "title": "Use custom series to draw wind vectors",
    "difficulty": 10
  },
  {
    "category": [
      "custom"
    ],
    "id": "cycle-plot",
    "title": "Cycle Plot",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "dynamic-data",
    "title": "Dynamic Data",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "dynamic-data2",
    "title": "Dynamic Data + Time Axis",
    "difficulty": 10
  },
  {
    "category": [
      "scatter",
      "map"
    ],
    "id": "effectScatter-bmap",
    "title": "Air Quality - Baidu Map",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "effectScatter-map",
    "title": "Air Quality",
    "difficulty": 10
  },
  {
    "category": [
      "funnel"
    ],
    "id": "funnel",
    "title": "Funnel Chart",
    "difficulty": 10
  },
  {
    "category": [
      "funnel"
    ],
    "id": "funnel-align",
    "title": "Funnel (align)",
    "difficulty": 10
  },
  {
    "category": [
      "funnel"
    ],
    "id": "funnel-customize",
    "title": "Customized Funnel",
    "difficulty": 10
  },
  {
    "category": [
      "funnel"
    ],
    "id": "funnel-mutiple",
    "title": "Multiple Funnels",
    "difficulty": 10
  },
  {
    "category": [
      "gauge"
    ],
    "id": "gauge",
    "title": "Gauge",
    "difficulty": 10
  },
  {
    "category": [
      "gauge"
    ],
    "id": "gauge-car",
    "title": "Gauge Car",
    "difficulty": 10
  },
  {
    "category": [
      "gauge"
    ],
    "id": "gauge-car-dark",
    "title": "Gauge Car Dark",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "geo-lines",
    "title": "Migration",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "geo-map-scatter",
    "title": "map and scatter share a geo",
    "difficulty": 10
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph",
    "title": "Les Miserables",
    "difficulty": 10
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-circular-layout",
    "title": "Les Miserables",
    "difficulty": 10
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-force",
    "title": "Force Layout",
    "difficulty": 10
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-force-dynamic",
    "title": "Graph Dynamic",
    "difficulty": 10
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-force2",
    "title": "Force Layout",
    "difficulty": 10
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-grid",
    "title": "Graph on Cartesian",
    "difficulty": 10
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-life-expectancy",
    "title": "Graph Life Expectancy",
    "difficulty": 10
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-npm",
    "title": "NPM Dependencies",
    "difficulty": 10
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-simple",
    "title": "Simple Graph",
    "difficulty": 10
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-webkit-dep",
    "title": "Graph Webkit Dep",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "grid-multiple",
    "title": "Rainfall and Water Flow",
    "difficulty": 10
  },
  {
    "category": [
      "heatmap"
    ],
    "id": "heatmap-bmap",
    "title": "Heatmap on Baidu Map Extension",
    "difficulty": 10
  },
  {
    "category": [
      "heatmap"
    ],
    "id": "heatmap-cartesian",
    "title": "Heatmap on Cartesian",
    "difficulty": 10
  },
  {
    "category": [
      "heatmap"
    ],
    "id": "heatmap-large",
    "title": "Heatmap - 2w data",
    "difficulty": 10
  },
  {
    "category": [
      "heatmap"
    ],
    "id": "heatmap-large-piecewise",
    "title": "Heatmap - Discrete Mapping of Color",
    "difficulty": 10
  },
  {
    "category": [
      "heatmap"
    ],
    "id": "heatmap-map",
    "title": "Air Qulity",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "line-aqi",
    "title": "Beijing AQI",
    "difficulty": 10
  },
  {
    "category": [
      "line",
      "drag"
    ],
    "id": "line-draggable",
    "title": "Try Dragging these Points",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "line-easing",
    "title": "Line Easing Visualizing",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "line-function",
    "title": "Function Plot",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "line-gradient",
    "title": "Line Gradient",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "line-graphic",
    "title": "Custom Graphic Component",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "line-in-cartesian-coordinate-system",
    "title": "Line Chart in Cartesian Coordinate System",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "line-log",
    "title": "Log Axis",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "line-marker",
    "title": "Temperature Change in the coming week",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "line-pen",
    "title": "Click to Add Points",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "line-polar",
    "title": "Two Value-Axes in Polar",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "line-polar2",
    "title": "Two Value-Axes in Polar",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "line-sections",
    "title": "Distribution of Electricity",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "line-step",
    "title": "Step Line",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "line-style",
    "title": "Line Style and Item Style",
    "difficulty": 10
  },
  {
    "category": [
      "line",
      "dataZoom"
    ],
    "id": "line-tooltip-touch",
    "title": "Tooltip and DataZoom on Mobile",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "line-y-category",
    "title": "Line Y Category",
    "difficulty": 10
  },
  {
    "category": [
      "map",
      "lines"
    ],
    "id": "lines-airline",
    "title": "65k+ Airline",
    "difficulty": 10
  },
  {
    "category": [
      "map",
      "lines"
    ],
    "id": "lines-bmap",
    "title": "A Hiking Trail in Hangzhou - Baidu Map",
    "difficulty": 10
  },
  {
    "category": [
      "map",
      "lines"
    ],
    "id": "lines-bmap-bus",
    "title": "Bus Lines of Beijing - Baidu Map",
    "difficulty": 10
  },
  {
    "category": [
      "map",
      "lines"
    ],
    "id": "lines-bmap-effect",
    "title": "Bus Lines of Beijing - Line Effect",
    "difficulty": 10
  },
  {
    "category": [
      "map",
      "lines"
    ],
    "id": "lines-ny",
    "title": "Use lines to draw 1 million ny streets.",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-bin",
    "title": "Binning on Map",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-china",
    "title": "Map China",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-china-dataRange",
    "title": "Sales of iphone",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-HK",
    "title": "Population Density of HongKong (2011)",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-labels",
    "title": "Rich Text Labels on Map",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-locate",
    "title": "Map Locate",
    "difficulty": 10
  },
  {
    "category": [
      "parallel",
      "map"
    ],
    "id": "map-parallel-prices",
    "title": "Prices and Earnings 2012",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-polygon",
    "title": "Draw Polygon on Map",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-province",
    "title": "Switch among 34 Provinces",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-usa",
    "title": "USA Population Estimates (2012)",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-world",
    "title": "Map World",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-world-dataRange",
    "title": "World Population (2010)",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "mix-line-bar",
    "title": "Mixed Line and Bar",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "mix-timeline-finance",
    "title": "Finance Indices 2002",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "mix-zoom-on-value",
    "title": "Mix Zoom On Value",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "multiple-x-axis",
    "title": "Multiple X Axes",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "multiple-y-axis",
    "title": "Multiple Y Axes",
    "difficulty": 10
  },
  {
    "category": [
      "parallel"
    ],
    "id": "parallel-aqi",
    "title": "Parallel Aqi",
    "difficulty": 10
  },
  {
    "category": [
      "parallel"
    ],
    "id": "parallel-nutrients",
    "title": "Parallel Nutrients",
    "difficulty": 10
  },
  {
    "category": [
      "parallel"
    ],
    "id": "parallel-simple",
    "title": "Basic Parallel",
    "difficulty": 10
  },
  {
    "category": [
      "pictorialBar"
    ],
    "id": "pictorialBar-body-fill",
    "title": "Water Content",
    "difficulty": 10
  },
  {
    "category": [
      "pictorialBar"
    ],
    "id": "pictorialBar-dotted",
    "title": "Dotted bar",
    "difficulty": 10
  },
  {
    "category": [
      "pictorialBar"
    ],
    "id": "pictorialBar-forest",
    "title": "Expansion of forest",
    "difficulty": 10
  },
  {
    "category": [
      "pictorialBar"
    ],
    "id": "pictorialBar-hill",
    "title": "Wish List and Mountain Height",
    "difficulty": 10
  },
  {
    "category": [
      "pictorialBar"
    ],
    "id": "pictorialBar-spirit",
    "title": "Spirits",
    "difficulty": 10
  },
  {
    "category": [
      "pictorialBar"
    ],
    "id": "pictorialBar-vehicle",
    "title": "Vehicles",
    "difficulty": 10
  },
  {
    "category": [
      "pictorialBar"
    ],
    "id": "pictorialBar-velocity",
    "title": "Velocity of Christmas Reindeers",
    "difficulty": 10
  },
  {
    "category": [
      "pie"
    ],
    "id": "pie-alignTo",
    "title": "Pie Label Align",
    "difficulty": 10
  },
  {
    "category": [
      "pie"
    ],
    "id": "pie-custom",
    "title": "Customized Pie",
    "difficulty": 10
  },
  {
    "category": [
      "pie"
    ],
    "id": "pie-doughnut",
    "title": "Doughnut Chart",
    "difficulty": 10
  },
  {
    "category": [
      "pie"
    ],
    "id": "pie-legend",
    "title": "Pie with Scrollable Legend",
    "difficulty": 10
  },
  {
    "category": [
      "pie",
      "rich"
    ],
    "id": "pie-nest",
    "title": "Nested Pies",
    "difficulty": 10
  },
  {
    "category": [
      "pie"
    ],
    "id": "pie-pattern",
    "title": "Texture on Pie Chart",
    "difficulty": 10
  },
  {
    "category": [
      "pie",
      "rich"
    ],
    "id": "pie-rich-text",
    "title": "Pie Special Label",
    "difficulty": 10
  },
  {
    "category": [
      "pie"
    ],
    "id": "pie-roseType",
    "title": "Nightingale's Rose Diagram",
    "difficulty": 10
  },
  {
    "category": [
      "pie"
    ],
    "id": "pie-simple",
    "title": "Referer of a website",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "polar-roundCap",
    "title": "Rounded Bar on Polar",
    "difficulty": 10
  },
  {
    "category": [
      "radar"
    ],
    "id": "radar",
    "title": "Basic Radar Chart",
    "difficulty": 10
  },
  {
    "category": [
      "radar"
    ],
    "id": "radar-aqi",
    "title": "AQI - Radar Chart",
    "difficulty": 10
  },
  {
    "category": [
      "radar"
    ],
    "id": "radar-custom",
    "title": "Customized Radar Chart",
    "difficulty": 10
  },
  {
    "category": [
      "radar"
    ],
    "id": "radar-multiple",
    "title": "Multiple Radar",
    "difficulty": 10
  },
  {
    "category": [
      "radar"
    ],
    "id": "radar2",
    "title": "Proportion of Browsers",
    "difficulty": 10
  },
  {
    "category": [
      "sankey"
    ],
    "id": "sankey-energy",
    "title": "Sankey Diagram",
    "difficulty": 10
  },
  {
    "category": [
      "sankey"
    ],
    "id": "sankey-itemstyle",
    "title": "Specify ItemStyle for Each Node in Sankey",
    "difficulty": 10
  },
  {
    "category": [
      "sankey"
    ],
    "id": "sankey-levels",
    "title": "Sankey with Levels Setting",
    "difficulty": 10
  },
  {
    "category": [
      "sankey"
    ],
    "id": "sankey-nodeAlign-left",
    "title": "Node Align Left in Sankey",
    "difficulty": 10
  },
  {
    "category": [
      "sankey"
    ],
    "id": "sankey-nodeAlign-right",
    "title": "Node Align Right in Sankey",
    "difficulty": 10
  },
  {
    "category": [
      "sankey"
    ],
    "id": "sankey-simple",
    "title": "Basic Sankey",
    "difficulty": 10
  },
  {
    "category": [
      "sankey"
    ],
    "id": "sankey-vertical",
    "title": "Sankey Orient Vertical",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-anscombe-quartet",
    "title": "Anscombe&#39;s quartet",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-aqi-color",
    "title": "Scatter Aqi Color",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-clustering-process",
    "title": "Clustering Process",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-effect",
    "title": "Effect Scatter Chart",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-exponential-regression",
    "title": "Exponential Regression",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-large",
    "theme": "light",
    "title": "Large Scatter",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-life-expectancy-timeline",
    "title": "Life Expectancy and GDP",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-linear-regression",
    "title": "Linear Regression",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-logarithmic-regression",
    "title": "Logarithmic Regression",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-map",
    "title": "Air Quality",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-map-brush",
    "title": "Scatter Map Brush",
    "difficulty": 10
  },
  {
    "category": [
      "parallel",
      "scatter"
    ],
    "id": "scatter-matrix",
    "title": "Scatter Matrix",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-nebula",
    "title": "Scatter Nebula",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-nutrients",
    "title": "Scatter Nutrients",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-nutrients-matrix",
    "title": "Scatter Nutrients Matrix",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-painter-choice",
    "title": "Master Painter Color Choices Throughout History",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-polar-punchCard",
    "title": "Punch Card of Github",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-polynomial-regression",
    "title": "Polynomial Regression",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-punchCard",
    "title": "Punch Card of Github",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-single-axis",
    "title": "Scatter on Single Axis",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-stream-visual",
    "title": "Visual interaction with stream",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-weibo",
    "title": "Sign in of weibo",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-weight",
    "title": "Distribution of Height and Weight",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-world-population",
    "title": "World Population (2011)",
    "difficulty": 10
  },
  {
    "category": [
      "sunburst"
    ],
    "id": "sunburst-book",
    "title": "Book Records",
    "difficulty": 10
  },
  {
    "category": [
      "sunburst"
    ],
    "id": "sunburst-drink",
    "title": "Drink Flavors",
    "difficulty": 10
  },
  {
    "category": [
      "sunburst"
    ],
    "id": "sunburst-label-rotate",
    "title": "Sunburst Label Rotate",
    "difficulty": 10
  },
  {
    "category": [
      "sunburst"
    ],
    "id": "sunburst-monochrome",
    "title": "Monochrome Sunburst",
    "difficulty": 10
  },
  {
    "category": [
      "sunburst"
    ],
    "id": "sunburst-simple",
    "title": "Basic Sunburst",
    "difficulty": 10
  },
  {
    "category": [
      "sunburst"
    ],
    "id": "sunburst-visualMap",
    "title": "Sunburst VisualMap",
    "difficulty": 10
  },
  {
    "category": [
      "themeRiver"
    ],
    "id": "themeRiver-basic",
    "title": "ThemeRiver",
    "difficulty": 10
  },
  {
    "category": [
      "themeRiver"
    ],
    "id": "themeRiver-lastfm",
    "title": "ThemeRiver Lastfm",
    "difficulty": 10
  },
  {
    "category": [
      "tree"
    ],
    "id": "tree-basic",
    "title": "From Left to Right Tree",
    "difficulty": 10
  },
  {
    "category": [
      "tree"
    ],
    "id": "tree-legend",
    "title": "Multiple Trees",
    "difficulty": 10
  },
  {
    "category": [
      "tree"
    ],
    "id": "tree-orient-bottom-top",
    "title": "From Bottom to Top Tree",
    "difficulty": 10
  },
  {
    "category": [
      "tree"
    ],
    "id": "tree-orient-right-left",
    "title": "From Right to Left Tree",
    "difficulty": 10
  },
  {
    "category": [
      "tree"
    ],
    "id": "tree-polyline",
    "title": "Tree with Polyline Edge",
    "difficulty": 10
  },
  {
    "category": [
      "tree"
    ],
    "id": "tree-radial",
    "title": "Radial Tree",
    "difficulty": 10
  },
  {
    "category": [
      "tree"
    ],
    "id": "tree-vertical",
    "title": "From Top to Bottom Tree",
    "difficulty": 10
  },
  {
    "category": [
      "treemap"
    ],
    "id": "treemap-disk",
    "title": "Disk Usage",
    "difficulty": 10
  },
  {
    "category": [
      "treemap"
    ],
    "id": "treemap-drill-down",
    "title": "ECharts Option Query",
    "difficulty": 10
  },
  {
    "category": [
      "treemap"
    ],
    "id": "treemap-obama",
    "title": "How $3.7 Trillion is Spent",
    "difficulty": 10
  },
  {
    "category": [
      "treemap"
    ],
    "id": "treemap-show-parent",
    "title": "Show Parent Labels",
    "difficulty": 10
  },
  {
    "category": [
      "treemap"
    ],
    "id": "treemap-simple",
    "title": "Basic Treemap",
    "difficulty": 10
  },
  {
    "category": [
      "treemap"
    ],
    "id": "treemap-visual",
    "title": "Gradient Mapping",
    "difficulty": 10
  },
  {
    "category": [
      "bar"
    ],
    "id": "watermark",
    "title": "Watermark - ECharts Download",
    "difficulty": 10
  },
  {
    "category": [
      "custom",
      "dataZoom"
    ],
    "id": "wind-barb",
    "title": "Wind Barb",
    "difficulty": 10
  }
]