Warning: This function has been deprecated. Use get_user_by() instead.

get_user_id_from_string( string $string )

Get a numeric user ID from either an email address or a login.


Description Description

A numeric string is considered to be an existing user ID and is simply returned as such.


Parameters Parameters

$string

(string) (Required) Either an email address or a login.


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Return Return

(int)


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Source Source

File: wp-includes/ms-deprecated.php

function get_user_id_from_string( $string ) {
	_deprecated_function( __FUNCTION__, '3.6.0', 'get_user_by()' );

	if ( is_email( $string ) )
		$user = get_user_by( 'email', $string );
	elseif ( is_numeric( $string ) )
		return $string;
	else
		$user = get_user_by( 'login', $string );

	if ( $user )
		return $user->ID;
	return 0;
}


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Changelog Changelog

Changelog
Version Description
3.6.0 Use get_user_by()
MU Introduced.


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