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send_frame_options_header()

Since
3.1.3
Source
wp-includes/functions.php:7282
Sends a HTTP header to limit rendering of pages to same origin iframes.

Source

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function send_frame_options_header() {	if ( ! headers_sent() ) {		header( 'X-Frame-Options: SAMEORIGIN' );		header( "Content-Security-Policy: frame-ancestors 'self';" );	}}

History

Introduced in 3.1.3. Unchanged from 6.7.7 through 7.1.0.

  1. 6.7.7
  2. 6.8.8
  3. 6.9.7
  4. 7.0.4
  5. 7.1.0

Signature, return type and hooks compared across 5 parsed releases.

About this page

Parsed data
Generated from the wordpress-develop 7.1.0 tag, from src/wp-includes/functions.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.
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