var makeString = require('./helper/makeString'); | |
module.exports = function strRightBack(str, sep) { | |
str = makeString(str); | |
sep = makeString(sep); | |
var pos = !sep ? -1 : str.lastIndexOf(sep); | |
return~ pos ? str.slice(pos + sep.length, str.length) : str; | |
}; |