| // Copyright 2010 Google Inc. All Rights Reserved. |
| // Maintainer: mec@google.com (Michael Chastain) |
| // |
| // Convert strings to numbers or numbers to strings. |
| |
| #ifndef STRINGS_NUMBERS_H_ |
| #define STRINGS_NUMBERS_H_ |
| |
| #include <stddef.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <time.h> |
| #include <functional> |
| using std::binary_function; |
| using std::less; |
| #include <limits> |
| using std::numeric_limits; |
| #include <string> |
| using std::string; |
| #include <vector> |
| using std::vector; |
| |
| #include "gutil/int128.h" |
| #include "gutil/integral_types.h" |
| #include "gutil/macros.h" |
| #include "gutil/port.h" |
| #include "gutil/stringprintf.h" |
| |
| |
| // START DOXYGEN NumbersFunctions grouping |
| /* @defgroup NumbersFunctions |
| * @{ */ |
| |
| // Convert a fingerprint to 16 hex digits. |
| string FpToString(Fprint fp); |
| |
| // Formats a uint128 as a 32-digit hex string. |
| string Uint128ToHexString(uint128 ui128); |
| |
| // Convert strings to numeric values, with strict error checking. |
| // Leading and trailing spaces are allowed. |
| // Negative inputs are not allowed for unsigned ints (unlike strtoul). |
| // Numbers must be in base 10; see the _base variants below for other bases. |
| // Returns false on errors (including overflow/underflow). |
| bool safe_strto32(const char* str, int32* value); |
| bool safe_strto64(const char* str, int64* value); |
| bool safe_strtou32(const char* str, uint32* value); |
| bool safe_strtou64(const char* str, uint64* value); |
| // Convert strings to floating point values. |
| // Leading and trailing spaces are allowed. |
| // Values may be rounded on over- and underflow. |
| bool safe_strtof(const char* str, float* value); |
| bool safe_strtod(const char* str, double* value); |
| |
| bool safe_strto32(const string& str, int32* value); |
| bool safe_strto64(const string& str, int64* value); |
| bool safe_strtou32(const string& str, uint32* value); |
| bool safe_strtou64(const string& str, uint64* value); |
| bool safe_strtof(const string& str, float* value); |
| bool safe_strtod(const string& str, double* value); |
| |
| // Parses buffer_size many characters from startptr into value. |
| bool safe_strto32(const char* startptr, int buffer_size, int32* value); |
| bool safe_strto64(const char* startptr, int buffer_size, int64* value); |
| |
| // Parses with a fixed base between 2 and 36. For base 16, leading "0x" is ok. |
| // If base is set to 0, its value is inferred from the beginning of str: |
| // "0x" means base 16, "0" means base 8, otherwise base 10 is used. |
| bool safe_strto32_base(const char* str, int32* value, int base); |
| bool safe_strto64_base(const char* str, int64* value, int base); |
| bool safe_strtou32_base(const char* str, uint32* value, int base); |
| bool safe_strtou64_base(const char* str, uint64* value, int base); |
| |
| bool safe_strto32_base(const string& str, int32* value, int base); |
| bool safe_strto64_base(const string& str, int64* value, int base); |
| bool safe_strtou32_base(const string& str, uint32* value, int base); |
| bool safe_strtou64_base(const string& str, uint64* value, int base); |
| |
| bool safe_strto32_base(const char* startptr, int buffer_size, |
| int32* value, int base); |
| bool safe_strto64_base(const char* startptr, int buffer_size, |
| int64* value, int base); |
| |
| // u64tostr_base36() |
| // The inverse of safe_strtou64_base, converts the number agument to |
| // a string representation in base-36. |
| // Conversion fails if buffer is too small to to hold the string and |
| // terminating NUL. |
| // Returns number of bytes written, not including terminating NUL. |
| // Return value 0 indicates error. |
| size_t u64tostr_base36(uint64 number, size_t buf_size, char* buffer); |
| |
| // Similar to atoi(s), except s could be like "16k", "32M", "2G", "4t". |
| uint64 atoi_kmgt(const char* s); |
| inline uint64 atoi_kmgt(const string& s) { return atoi_kmgt(s.c_str()); } |
| |
| // ---------------------------------------------------------------------- |
| // FastIntToBuffer() |
| // FastHexToBuffer() |
| // FastHex64ToBuffer() |
| // FastHex32ToBuffer() |
| // FastTimeToBuffer() |
| // These are intended for speed. FastIntToBuffer() assumes the |
| // integer is non-negative. FastHexToBuffer() puts output in |
| // hex rather than decimal. FastTimeToBuffer() puts the output |
| // into RFC822 format. |
| // |
| // FastHex64ToBuffer() puts a 64-bit unsigned value in hex-format, |
| // padded to exactly 16 bytes (plus one byte for '\0') |
| // |
| // FastHex32ToBuffer() puts a 32-bit unsigned value in hex-format, |
| // padded to exactly 8 bytes (plus one byte for '\0') |
| // |
| // All functions take the output buffer as an arg. FastInt() uses |
| // at most 22 bytes, FastTime() uses exactly 30 bytes. They all |
| // return a pointer to the beginning of the output, which for |
| // FastHex() may not be the beginning of the input buffer. (For |
| // all others, we guarantee that it is.) |
| // |
| // NOTE: In 64-bit land, sizeof(time_t) is 8, so it is possible |
| // to pass to FastTimeToBuffer() a time whose year cannot be |
| // represented in 4 digits. In this case, the output buffer |
| // will contain the string "Invalid:<value>" |
| // ---------------------------------------------------------------------- |
| |
| // Previously documented minimums -- the buffers provided must be at least this |
| // long, though these numbers are subject to change: |
| // Int32, UInt32: 12 bytes |
| // Int64, UInt64, Hex: 22 bytes |
| // Time: 30 bytes |
| // Hex32: 9 bytes |
| // Hex64: 17 bytes |
| // Use kFastToBufferSize rather than hardcoding constants. |
| static const int kFastToBufferSize = 32; |
| |
| char* FastInt32ToBuffer(int32 i, char* buffer); |
| char* FastInt64ToBuffer(int64 i, char* buffer); |
| char* FastUInt32ToBuffer(uint32 i, char* buffer); |
| char* FastUInt64ToBuffer(uint64 i, char* buffer); |
| char* FastHexToBuffer(int i, char* buffer) MUST_USE_RESULT; |
| char* FastTimeToBuffer(time_t t, char* buffer); |
| char* FastHex64ToBuffer(uint64 i, char* buffer); |
| char* FastHex32ToBuffer(uint32 i, char* buffer); |
| |
| // at least 22 bytes long |
| inline char* FastIntToBuffer(int i, char* buffer) { |
| return (sizeof(i) == 4 ? |
| FastInt32ToBuffer(i, buffer) : FastInt64ToBuffer(i, buffer)); |
| } |
| inline char* FastUIntToBuffer(unsigned int i, char* buffer) { |
| return (sizeof(i) == 4 ? |
| FastUInt32ToBuffer(i, buffer) : FastUInt64ToBuffer(i, buffer)); |
| } |
| |
| // ---------------------------------------------------------------------- |
| // FastInt32ToBufferLeft() |
| // FastUInt32ToBufferLeft() |
| // FastInt64ToBufferLeft() |
| // FastUInt64ToBufferLeft() |
| // |
| // Like the Fast*ToBuffer() functions above, these are intended for speed. |
| // Unlike the Fast*ToBuffer() functions, however, these functions write |
| // their output to the beginning of the buffer (hence the name, as the |
| // output is left-aligned). The caller is responsible for ensuring that |
| // the buffer has enough space to hold the output. |
| // |
| // Returns a pointer to the end of the string (i.e. the null character |
| // terminating the string). |
| // ---------------------------------------------------------------------- |
| |
| char* FastInt32ToBufferLeft(int32 i, char* buffer); // at least 12 bytes |
| char* FastUInt32ToBufferLeft(uint32 i, char* buffer); // at least 12 bytes |
| char* FastInt64ToBufferLeft(int64 i, char* buffer); // at least 22 bytes |
| char* FastUInt64ToBufferLeft(uint64 i, char* buffer); // at least 22 bytes |
| |
| // Just define these in terms of the above. |
| inline char* FastUInt32ToBuffer(uint32 i, char* buffer) { |
| FastUInt32ToBufferLeft(i, buffer); |
| return buffer; |
| } |
| inline char* FastUInt64ToBuffer(uint64 i, char* buffer) { |
| FastUInt64ToBufferLeft(i, buffer); |
| return buffer; |
| } |
| |
| // ---------------------------------------------------------------------- |
| // HexDigitsPrefix() |
| // returns 1 if buf is prefixed by "num_digits" of hex digits |
| // returns 0 otherwise. |
| // The function checks for '\0' for string termination. |
| // ---------------------------------------------------------------------- |
| int HexDigitsPrefix(const char* buf, int num_digits); |
| |
| // ---------------------------------------------------------------------- |
| // ConsumeStrayLeadingZeroes |
| // Eliminates all leading zeroes (unless the string itself is composed |
| // of nothing but zeroes, in which case one is kept: 0...0 becomes 0). |
| void ConsumeStrayLeadingZeroes(string* str); |
| |
| // ---------------------------------------------------------------------- |
| // ParseLeadingInt32Value |
| // A simple parser for int32 values. Returns the parsed value |
| // if a valid integer is found; else returns deflt. It does not |
| // check if str is entirely consumed. |
| // This cannot handle decimal numbers with leading 0s, since they will be |
| // treated as octal. If you know it's decimal, use ParseLeadingDec32Value. |
| // -------------------------------------------------------------------- |
| int32 ParseLeadingInt32Value(const char* str, int32 deflt); |
| inline int32 ParseLeadingInt32Value(const string& str, int32 deflt) { |
| return ParseLeadingInt32Value(str.c_str(), deflt); |
| } |
| |
| // ParseLeadingUInt32Value |
| // A simple parser for uint32 values. Returns the parsed value |
| // if a valid integer is found; else returns deflt. It does not |
| // check if str is entirely consumed. |
| // This cannot handle decimal numbers with leading 0s, since they will be |
| // treated as octal. If you know it's decimal, use ParseLeadingUDec32Value. |
| // -------------------------------------------------------------------- |
| uint32 ParseLeadingUInt32Value(const char* str, uint32 deflt); |
| inline uint32 ParseLeadingUInt32Value(const string& str, uint32 deflt) { |
| return ParseLeadingUInt32Value(str.c_str(), deflt); |
| } |
| |
| // ---------------------------------------------------------------------- |
| // ParseLeadingDec32Value |
| // A simple parser for decimal int32 values. Returns the parsed value |
| // if a valid integer is found; else returns deflt. It does not |
| // check if str is entirely consumed. |
| // The string passed in is treated as *10 based*. |
| // This can handle strings with leading 0s. |
| // See also: ParseLeadingDec64Value |
| // -------------------------------------------------------------------- |
| int32 ParseLeadingDec32Value(const char* str, int32 deflt); |
| inline int32 ParseLeadingDec32Value(const string& str, int32 deflt) { |
| return ParseLeadingDec32Value(str.c_str(), deflt); |
| } |
| |
| // ParseLeadingUDec32Value |
| // A simple parser for decimal uint32 values. Returns the parsed value |
| // if a valid integer is found; else returns deflt. It does not |
| // check if str is entirely consumed. |
| // The string passed in is treated as *10 based*. |
| // This can handle strings with leading 0s. |
| // See also: ParseLeadingUDec64Value |
| // -------------------------------------------------------------------- |
| uint32 ParseLeadingUDec32Value(const char* str, uint32 deflt); |
| inline uint32 ParseLeadingUDec32Value(const string& str, uint32 deflt) { |
| return ParseLeadingUDec32Value(str.c_str(), deflt); |
| } |
| |
| // ---------------------------------------------------------------------- |
| // ParseLeadingUInt64Value |
| // ParseLeadingInt64Value |
| // ParseLeadingHex64Value |
| // ParseLeadingDec64Value |
| // ParseLeadingUDec64Value |
| // A simple parser for long long values. |
| // Returns the parsed value if a |
| // valid integer is found; else returns deflt |
| // -------------------------------------------------------------------- |
| uint64 ParseLeadingUInt64Value(const char* str, uint64 deflt); |
| inline uint64 ParseLeadingUInt64Value(const string& str, uint64 deflt) { |
| return ParseLeadingUInt64Value(str.c_str(), deflt); |
| } |
| int64 ParseLeadingInt64Value(const char* str, int64 deflt); |
| inline int64 ParseLeadingInt64Value(const string& str, int64 deflt) { |
| return ParseLeadingInt64Value(str.c_str(), deflt); |
| } |
| uint64 ParseLeadingHex64Value(const char* str, uint64 deflt); |
| inline uint64 ParseLeadingHex64Value(const string& str, uint64 deflt) { |
| return ParseLeadingHex64Value(str.c_str(), deflt); |
| } |
| int64 ParseLeadingDec64Value(const char* str, int64 deflt); |
| inline int64 ParseLeadingDec64Value(const string& str, int64 deflt) { |
| return ParseLeadingDec64Value(str.c_str(), deflt); |
| } |
| uint64 ParseLeadingUDec64Value(const char* str, uint64 deflt); |
| inline uint64 ParseLeadingUDec64Value(const string& str, uint64 deflt) { |
| return ParseLeadingUDec64Value(str.c_str(), deflt); |
| } |
| |
| // ---------------------------------------------------------------------- |
| // ParseLeadingDoubleValue |
| // A simple parser for double values. Returns the parsed value |
| // if a valid double is found; else returns deflt. It does not |
| // check if str is entirely consumed. |
| // -------------------------------------------------------------------- |
| double ParseLeadingDoubleValue(const char* str, double deflt); |
| inline double ParseLeadingDoubleValue(const string& str, double deflt) { |
| return ParseLeadingDoubleValue(str.c_str(), deflt); |
| } |
| |
| // ---------------------------------------------------------------------- |
| // ParseLeadingBoolValue() |
| // A recognizer of boolean string values. Returns the parsed value |
| // if a valid value is found; else returns deflt. This skips leading |
| // whitespace, is case insensitive, and recognizes these forms: |
| // 0/1, false/true, no/yes, n/y |
| // -------------------------------------------------------------------- |
| bool ParseLeadingBoolValue(const char* str, bool deflt); |
| inline bool ParseLeadingBoolValue(const string& str, bool deflt) { |
| return ParseLeadingBoolValue(str.c_str(), deflt); |
| } |
| |
| // ---------------------------------------------------------------------- |
| // AutoDigitStrCmp |
| // AutoDigitLessThan |
| // StrictAutoDigitLessThan |
| // autodigit_less |
| // autodigit_greater |
| // strict_autodigit_less |
| // strict_autodigit_greater |
| // These are like less<string> and greater<string>, except when a |
| // run of digits is encountered at corresponding points in the two |
| // arguments. Such digit strings are compared numerically instead |
| // of lexicographically. Therefore if you sort by |
| // "autodigit_less", some machine names might get sorted as: |
| // exaf1 |
| // exaf2 |
| // exaf10 |
| // When using "strict" comparison (AutoDigitStrCmp with the strict flag |
| // set to true, or the strict version of the other functions), |
| // strings that represent equal numbers will not be considered equal if |
| // the string representations are not identical. That is, "01" < "1" in |
| // strict mode, but "01" == "1" otherwise. |
| // ---------------------------------------------------------------------- |
| |
| int AutoDigitStrCmp(const char* a, int alen, |
| const char* b, int blen, |
| bool strict); |
| |
| bool AutoDigitLessThan(const char* a, int alen, |
| const char* b, int blen); |
| |
| bool StrictAutoDigitLessThan(const char* a, int alen, |
| const char* b, int blen); |
| |
| struct autodigit_less |
| : public binary_function<const string&, const string&, bool> { |
| bool operator()(const string& a, const string& b) const { |
| return AutoDigitLessThan(a.data(), a.size(), b.data(), b.size()); |
| } |
| }; |
| |
| struct autodigit_greater |
| : public binary_function<const string&, const string&, bool> { |
| bool operator()(const string& a, const string& b) const { |
| return AutoDigitLessThan(b.data(), b.size(), a.data(), a.size()); |
| } |
| }; |
| |
| struct strict_autodigit_less |
| : public binary_function<const string&, const string&, bool> { |
| bool operator()(const string& a, const string& b) const { |
| return StrictAutoDigitLessThan(a.data(), a.size(), b.data(), b.size()); |
| } |
| }; |
| |
| struct strict_autodigit_greater |
| : public binary_function<const string&, const string&, bool> { |
| bool operator()(const string& a, const string& b) const { |
| return StrictAutoDigitLessThan(b.data(), b.size(), a.data(), a.size()); |
| } |
| }; |
| |
| // ---------------------------------------------------------------------- |
| // SimpleItoa() |
| // Description: converts an integer to a string. |
| // Faster than printf("%d"). |
| // |
| // Return value: string |
| // ---------------------------------------------------------------------- |
| inline string SimpleItoa(int32 i) { |
| char buf[16]; // Longest is -2147483648 |
| return string(buf, FastInt32ToBufferLeft(i, buf)); |
| } |
| |
| // We need this overload because otherwise SimpleItoa(5U) wouldn't compile. |
| inline string SimpleItoa(uint32 i) { |
| char buf[16]; // Longest is 4294967295 |
| return string(buf, FastUInt32ToBufferLeft(i, buf)); |
| } |
| |
| inline string SimpleItoa(int64 i) { |
| char buf[32]; // Longest is -9223372036854775808 |
| return string(buf, FastInt64ToBufferLeft(i, buf)); |
| } |
| |
| // We need this overload because otherwise SimpleItoa(5ULL) wouldn't compile. |
| inline string SimpleItoa(uint64 i) { |
| char buf[32]; // Longest is 18446744073709551615 |
| return string(buf, FastUInt64ToBufferLeft(i, buf)); |
| } |
| |
| // SimpleAtoi converts a string to an integer. |
| // Uses safe_strto?() for actual parsing, so strict checking is |
| // applied, which is to say, the string must be a base-10 integer, optionally |
| // followed or preceded by whitespace, and value has to be in the range of |
| // the corresponding integer type. |
| // |
| // Returns true if parsing was successful. |
| template <typename int_type> |
| bool MUST_USE_RESULT SimpleAtoi(const char* s, int_type* out) { |
| // Must be of integer type (not pointer type), with more than 16-bitwidth. |
| COMPILE_ASSERT(sizeof(*out) == 4 || sizeof(*out) == 8, |
| SimpleAtoiWorksWith32Or64BitInts); |
| if (std::numeric_limits<int_type>::is_signed) { // Signed |
| if (sizeof(*out) == 64 / 8) { // 64-bit |
| return safe_strto64(s, reinterpret_cast<int64*>(out)); |
| } else { // 32-bit |
| return safe_strto32(s, reinterpret_cast<int32*>(out)); |
| } |
| } else { // Unsigned |
| if (sizeof(*out) == 64 / 8) { // 64-bit |
| return safe_strtou64(s, reinterpret_cast<uint64*>(out)); |
| } else { // 32-bit |
| return safe_strtou32(s, reinterpret_cast<uint32*>(out)); |
| } |
| } |
| } |
| |
| template <typename int_type> |
| bool MUST_USE_RESULT SimpleAtoi(const string& s, int_type* out) { |
| return SimpleAtoi(s.c_str(), out); |
| } |
| |
| // ---------------------------------------------------------------------- |
| // SimpleDtoa() |
| // SimpleFtoa() |
| // DoubleToBuffer() |
| // FloatToBuffer() |
| // Description: converts a double or float to a string which, if |
| // passed to strtod(), will produce the exact same original double |
| // (except in case of NaN; all NaNs are considered the same value). |
| // We try to keep the string short but it's not guaranteed to be as |
| // short as possible. |
| // |
| // DoubleToBuffer() and FloatToBuffer() write the text to the given |
| // buffer and return it. The buffer must be at least |
| // kDoubleToBufferSize bytes for doubles and kFloatToBufferSize |
| // bytes for floats. kFastToBufferSize is also guaranteed to be large |
| // enough to hold either. |
| // |
| // Return value: string |
| // ---------------------------------------------------------------------- |
| string SimpleDtoa(double value); |
| string SimpleFtoa(float value); |
| |
| char* DoubleToBuffer(double i, char* buffer); |
| char* FloatToBuffer(float i, char* buffer); |
| |
| // In practice, doubles should never need more than 24 bytes and floats |
| // should never need more than 14 (including null terminators), but we |
| // overestimate to be safe. |
| static const int kDoubleToBufferSize = 32; |
| static const int kFloatToBufferSize = 24; |
| |
| // ---------------------------------------------------------------------- |
| // SimpleItoaWithCommas() |
| // Description: converts an integer to a string. |
| // Puts commas every 3 spaces. |
| // Faster than printf("%d")? |
| // |
| // Return value: string |
| // ---------------------------------------------------------------------- |
| string SimpleItoaWithCommas(int32 i); |
| string SimpleItoaWithCommas(uint32 i); |
| string SimpleItoaWithCommas(int64 i); |
| string SimpleItoaWithCommas(uint64 i); |
| |
| // ---------------------------------------------------------------------- |
| // ItoaKMGT() |
| // Description: converts an integer to a string |
| // Truncates values to K, G, M or T as appropriate |
| // Opposite of atoi_kmgt() |
| // e.g. 3000 -> 2K 57185920 -> 45M |
| // |
| // Return value: string |
| // ---------------------------------------------------------------------- |
| string ItoaKMGT(int64 i); |
| |
| // ---------------------------------------------------------------------- |
| // ParseDoubleRange() |
| // Parse an expression in 'text' of the form: <double><sep><double> |
| // where <double> may be a double-precision number and <sep> is a |
| // single char or "..", and must be one of the chars in parameter |
| // 'separators', which may contain '-' or '.' (which means "..") or |
| // any chars not allowed in a double. If allow_unbounded_markers, |
| // <double> may also be a '?' to indicate unboundedness (if on the |
| // left of <sep>, means unbounded below; if on the right, means |
| // unbounded above). Depending on num_required_bounds, which may be |
| // 0, 1, or 2, <double> may also be the empty string, indicating |
| // unboundedness. If require_separator is false, then a single |
| // <double> is acceptable and is parsed as a range bounded from |
| // below. We also check that the character following the range must |
| // be in acceptable_terminators. If null_terminator_ok, then it is |
| // also OK if the range ends in \0 or after len chars. If |
| // allow_currency is true, the first <double> may be optionally |
| // preceded by a '$', in which case *is_currency will be true, and |
| // the second <double> may similarly be preceded by a '$'. In these |
| // cases, the '$' will be ignored (otherwise it's an error). If |
| // allow_comparators is true, the expression in 'text' may also be |
| // of the form <comparator><double>, where <comparator> is '<' or |
| // '>' or '<=' or '>='. separators and require_separator are |
| // ignored in this format, but all other parameters function as for |
| // the first format. Return true if the expression parsed |
| // successfully; false otherwise. If successful, output params are: |
| // 'end', which points to the char just beyond the expression; |
| // 'from' and 'to' are set to the values of the <double>s, and are |
| // -inf and inf (or unchanged, depending on dont_modify_unbounded) |
| // if unbounded. Output params are undefined if false is |
| // returned. len is the input length, or -1 if text is |
| // '\0'-terminated, which is more efficient. |
| // ---------------------------------------------------------------------- |
| struct DoubleRangeOptions { |
| const char* separators; |
| bool require_separator; |
| const char* acceptable_terminators; |
| bool null_terminator_ok; |
| bool allow_unbounded_markers; |
| uint32 num_required_bounds; |
| bool dont_modify_unbounded; |
| bool allow_currency; |
| bool allow_comparators; |
| }; |
| |
| // NOTE: The instruction below creates a Module titled |
| // NumbersFunctions within the auto-generated Doxygen documentation. |
| // This instruction is needed to expose global functions that are not |
| // within a namespace. |
| // |
| bool ParseDoubleRange(const char* text, int len, const char** end, |
| double* from, double* to, bool* is_currency, |
| const DoubleRangeOptions& opts); |
| |
| // END DOXYGEN SplitFunctions grouping |
| /* @} */ |
| |
| // These functions are deprecated. |
| // Do not use in new code. |
| |
| // // DEPRECATED(wadetregaskis). Just call StringPrintf or SimpleFtoa. |
| // string FloatToString(float f, const char* format); |
| |
| // // DEPRECATED(wadetregaskis). Just call StringPrintf or SimpleItoa. |
| // string IntToString(int i, const char* format); |
| |
| // // DEPRECATED(wadetregaskis). Just call StringPrintf or SimpleItoa. |
| // string Int64ToString(int64 i64, const char* format); |
| |
| // // DEPRECATED(wadetregaskis). Just call StringPrintf or SimpleItoa. |
| // string UInt64ToString(uint64 ui64, const char* format); |
| |
| // // DEPRECATED(wadetregaskis). Just call StringPrintf. |
| // inline string FloatToString(float f) { |
| // return StringPrintf("%7f", f); |
| // } |
| |
| // // DEPRECATED(wadetregaskis). Just call StringPrintf. |
| // inline string IntToString(int i) { |
| // return StringPrintf("%7d", i); |
| // } |
| |
| // // DEPRECATED(wadetregaskis). Just call StringPrintf. |
| // inline string Int64ToString(int64 i64) { |
| // return StringPrintf("%7" PRId64, i64); |
| // } |
| |
| // // DEPRECATED(wadetregaskis). Just call StringPrintf. |
| // inline string UInt64ToString(uint64 ui64) { |
| // return StringPrintf("%7" PRIu64, ui64); |
| // } |
| |
| #endif // STRINGS_NUMBERS_H_ |