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wp_strip_all_tags › WordPress Function

Since2.9.0
Deprecatedn/a
› wp_strip_all_tags ( $text, $remove_breaks = false )
Parameters: (2)
  • (string) $text String containing HTML tags
    Required: Yes
  • (bool) $remove_breaks Optional. Whether to remove left over line breaks and white space chars
    Required: No
    Default: false
Returns:
  • (string) The processed string.
Defined at:
Codex:

Properly strips all HTML tags including 'script' and 'style'.

This differs from strip_tags() because it removes the contents of the <script> and <style> tags. E.g. strip_tags( '<script>something</script>' ) will return 'something'. wp_strip_all_tags() will return an empty string.


Related Functions: wp_script_add_data, wp_set_post_tags, wp_scripts, wp_get_script_tag, wp_stream_image

Source 

function wp_strip_all_tags( $text, $remove_breaks = false ) {
	if ( is_null( $text ) ) {
		return '';
	}

	if ( ! is_scalar( $text ) ) {
		/*
		 * To maintain consistency with pre-PHP 8 error levels,
		 * wp_trigger_error() is used to trigger an E_USER_WARNING,
		 * rather than _doing_it_wrong(), which triggers an E_USER_NOTICE.
		 */
		wp_trigger_error(
			'',
			sprintf(
				/* translators: 1: The function name, 2: The argument number, 3: The argument name, 4: The expected type, 5: The provided type. */
				__( 'Warning: %1$s expects parameter %2$s (%3$s) to be a %4$s, %5$s given.' ),
				__FUNCTION__,
				'#1',
				'$text',
				'string',
				gettype( $text )
			),
			E_USER_WARNING
		);

		return '';
	}

	$text = preg_replace( '@<(script|style)[^>]*?>.*?</\\1>@si', '', $text );
	$text = strip_tags( $text );

	if ( $remove_breaks ) {
		$text = preg_replace( '/[\r\n\t ]+/', ' ', $text );
	}

	return trim( $text );
}