处理_deprecated_function()错误。

原型

rest_handle_deprecated_function( string $function, string $replacement, string $version )

参数

$function (string) (Required) 被调用的函数。

$replacement (string) (Required) 应该调用的函数。

$version (string) (Required) 版。

源文件

路径:wp-includes/rest-api.php

<?php
...
function rest_handle_deprecated_function( $function, $replacement, $version ) {
	if ( ! WP_DEBUG || headers_sent() ) {
		return;
	}
	if ( ! empty( $replacement ) ) {
		/* translators: 1: function name, 2: WordPress version number, 3: new function name */
		$string = sprintf( __( '%1$s (since %2$s; use %3$s instead)' ), $function, $version, $replacement );
	} else {
		/* translators: 1: function name, 2: WordPress version number */
		$string = sprintf( __( '%1$s (since %2$s; no alternative available)' ), $function, $version );
	}
	header( sprintf( 'X-WP-DeprecatedFunction: %s', $string ) );
}
...
?>

其他

英文文档:https://developer.wordpress.org/reference/functions/rest_handle_deprecated_function/