清理标题,或返回后备标题。
原型
sanitize_title( string $title, string $fallback_title = '', string $context = 'save' )
描述
具体来说,HTML和PHP标记被剥离。可以通过插件API添加更多操作。如果$ title为空并且设置了$ fallback_title,则将使用后者。
参数
$title
(string)
(Required)
要消毒的字符串。
$fallback_title
(string)
(Optional)
$ title为空时使用的标题。
$context
(string)
(Optional)
对字符串进行清理的操作
返回值
(string)
消毒过的字符串。
源文件
路径:wp-includes/formatting.php
<?php
...
function sanitize_title( $title, $fallback_title = '', $context = 'save' ) {
$raw_title = $title;
if ( 'save' == $context )
$title = remove_accents($title);
/**
* Filters a sanitized title string.
*
* @since 1.2.0
*
* @param string $title Sanitized title.
* @param string $raw_title The title prior to sanitization.
* @param string $context The context for which the title is being sanitized.
*/
$title = apply_filters( 'sanitize_title', $title, $raw_title, $context );
if ( '' === $title || false === $title )
$title = $fallback_title;
return $title;
}
...
?>
其他
英文文档:https://developer.wordpress.org/reference/functions/sanitize_title/