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Function Reference/sanitize email

Description

Strips out all characters that are not allowable in an email.

Usage

<?php sanitize_email( $email ) ?>

Parameters

$email

(string) (required) Email address to filter.

Default: None

Return Values

(string): Filtered email address.

Examples

Notes

This function uses a smaller allowable character set than the set defined by RFC 5322. Some legal email addresses may be changed.
Allowed character regular expression: /[^a-z0-9+_.@-]/i.

Change Log

Since: 1.5.0

Source File

sanitize_email() is located in wp-includes/formatting.php#L1860.

Related Functions

sanitize_email() is in a class of functions that help you sanitize potentially unsafe data which allow you to pass an arbitrary variable and receive the clean version based on data type. Others include:

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