Name: begins with

Type: operator

Syntax: <string> begins with <prefix>

Summary:

The <begins with> operator takes two strings and returns true if the

second string matches the start of the first string.

Introduced: 2.9

OS: mac, windows, linux, ios, android

Platforms: desktop, server, mobile

Example:

"foobar" begins with "foo" -- evaluates to true

Example:

"foobar" begins with "food" -- evaluates to false

Parameters:

string (string):

prefix:

Description:

For the expression to evaluate to true the whole of <prefix> must be

present at the beginning of <string>. For example, if <prefix> has three

characters these must match the first three characters of <string> (in

order).

This operator takes into consideration the current value of the

<caseSensitive> <property>.

References: offset (function), length (function), ends with (operator),

contains (operator), caseSensitive (property), property (glossary)