apply_filters( ‘comment_notification_subject’, string $subject, string $comment_id )

In this article

Filters the comment notification email subject.

Parameters

$subjectstring
The comment notification email subject.
$comment_idstring
Comment ID as a numeric string.

Source

$subject = apply_filters( 'comment_notification_subject', $subject, $comment->comment_ID );

Changelog

VersionDescription
1.5.2Introduced.

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