XPath String Functions

A list of XPath string functions:

Function	Description
`starts-with(string1, string2)`	It returns true when first string starts with the second string.
`contains(string1, string2)`	It returns true when the first string contains the second string.
`substring(string, offset, length?)`	It returns a section of the string. The section starts at offset up to the length provided.
`substring-before(string1, string2)`	It returns the part of string1 up before the first occurrence of string2.
`substring-after(string1, string2)`	It returns the part of string1 after the first occurrence of string2.
`string-length(string)`	It returns the length of string in terms of characters.
`normalize-space(string)`	It trims the leading and trailing space from string.
`translate(string1, string2, string3)`	It returns string1 after any matching characters in string2 have been replaced by the characters in string3.
`concat(string1, string2, ...)`	It is used to concatenate all strings.
`format-number(number1, string1, string2)`	It returns a formatted version of number1 after applying string1 as a format string. String2 is an optional locale string.

XPath String Functions​