apply_filters( 'pre_wp_mail', null|bool $return, array $atts )

Filters whether to preempt sending an email.


Returning a non-null value will short-circuit wp_mail() , returning that value instead. A boolean return value should be used to indicate whether the email was successfully sent.

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$return null|bool
Short-circuit return value.
$atts array
Array of the wp_mail() arguments.
  • to string|string[]
    Array or comma-separated list of email addresses to send message.
  • subject string
    Email subject.
  • message string
    Message contents.
  • headers string|string[]
    Additional headers.
  • attachments string|string[]
    Paths to files to attach.

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File: wp-includes/pluggable.php. View all references

$pre_wp_mail = apply_filters( 'pre_wp_mail', null, $atts );

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Version Description
5.7.0 Introduced.

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