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<?php register_shutdown_function( 'shutdown_func' ); function ob_callback( $buffer ) { $buffer .= __FUNCTION__ . ' '; return $buffer; } function shutdown_func() { echo __FUNCTION__ . ' '; } ob_start( 'ob_callback' );
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.24, 8.2.0 - 8.2.11
shutdown_func ob_callback
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5
ob_callback shutdown_func
preferences:
46.79 ms | 406 KiB | 5 Q