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nocache_headers › WordPress Function

Since2.0.0
已弃用n/a
› nocache_headers ( 没有参数 )
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Sets the HTTP headers to prevent caching for the different browsers.

Different browsers support different nocache headers, so several headers must be sent so that all of them get the point that no caching should occur.


Related Functions: wp_get_nocache_headers, cache_users, cache_javascript_headers, do_activate_header, iframe_header

源码 

function nocache_headers() {
	if ( headers_sent() ) {
		return;
	}

	$headers = wp_get_nocache_headers();

	unset( $headers['Last-Modified'] );

	header_remove( 'Last-Modified' );

	foreach ( $headers as $name => $field_value ) {
		header( "{$name}: {$field_value}" );
	}
}