Checks r is a letter but not CJK character.

Len returns str's utf8 rune length.

NewTranslator creates new Translator through a from/to pattern pair.

RuneWidth returns character width in monotype font. Multi-byte characters are usually twice the width of single byte characters. Algorithm comes from

Slice a string by rune. Start must satisfy 0 <= start <= rune length. End can be positive, zero or negative. If end >= 0, start and end must satisfy

TranslateRune return translated rune and true if r matches the from pattern. If r doesn't match the pattern, original r is returned and translated is

Lazy initialize a buffer.

Translate str with a from/to pattern pair. See comment in Translate function for usage and samples.

Center returns a string with pad string at both side if str's rune length is smaller than length. If str's rune length is larger than length, str itse

Count how many runes in str match the pattern. Pattern is defined in Translate function. Samples: Count("hello", "aeiou") => 3 Count("hello", "a-k

Delete runes in str matching the pattern. Pattern is defined in Translate function. Samples: Delete("hello", "aeiou") => "hll" Delete("hello", "a-

ExpandTabs can expand tabs ('\t') rune in str to one or more spaces dpending on current column and tabSize. The column number is reset to zero after e

Insert src into dst at given rune index. Index is counted by runes instead of bytes. If index is out of range of dst, panic with out of range.

LastPartition splits a string by last instance of sep into three parts. The return value is a slice of strings with head, match and tail. If str cont

LeftJustify returns a string with pad string at right side if str's rune length is smaller than length. If str's rune length is larger than length, st

Partition splits a string by sep into three parts. The return value is a slice of strings with head, match and tail. If str contains sep, for example

RightJustify returns a string with pad string at left side if str's rune length is smaller than length. If str's rune length is larger than length, st

Scrub scrubs invalid utf8 bytes with repl string. Adjacent invalid bytes are replaced only once.

Shuffle randomizes runes in a string and returns the result. It uses default random source in `math/rand`.

ShuffleSource randomizes runes in a string with given random source.

Squeeze deletes adjacent repeated runes in str. If pattern is not empty, only runes matching the pattern will be squeezed. Samples: Squeeze("hello"

Translate str with the characters defined in from replaced by characters defined in to. From and to are patterns representing a set of characters. Pa

Width returns string width in monotype font. Multi-byte characters are usually twice the width of single byte characters. Algorithm comes from `mb_st

WordCount returns number of words in a string. Word is defined as a locale dependent string containing alphabetic characters, which may also contain

WordSplit splits a string into words. Returns a slice of words. If there is no word in a string, return nil. Word is defined as a locale dependent st

FirstRuneToLower converts first rune to lower case if necessary.

FirstRuneToUpper converts first rune to upper case if necessary.

HasPattern returns true if Translator has one pattern at least.

Reverse a utf8 encoded string.

Successor returns the successor to string. If there is one alphanumeric rune is found in string, increase the rune by 1. If increment generates a "ca

SwapCase will swap characters case from upper to lower or lower to upper.

ToCamelCase is to convert words separated by space, underscore and hyphen to camel case. Some samples. "some_words" => "someWords" "http_serv

ToKebabCase can convert all upper case characters in a string to kebab case format. Some samples. "FirstName" => "first-name" "HTTPServer" =>

ToPascalCase is to convert words separated by space, underscore and hyphen to pascal case. Some samples. "some_words" => "SomeWords" "http_se

ToSnakeCase can convert all upper case characters in a string to snake case format. Some samples. "FirstName" => "first_name" "HTTPServer" =>