index.md

---

title: string-length
slug: Web/XPath/Functions/string-length

---

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The string-length function returns a number equal to the number of characters in a given string.

Syntax

string-length( [string] )

Arguments

• string (optional)

  • : The string to evaluate. If omitted, string used will be the same as the context node converted to a string.

Returns

An integer equal to the number of characters in the string.

Defined

XPath 1.0 4.2

Gecko support

Supported.