WordPress拥有成千上万个各式插件和不计其数的主题模板样式 也有很多好的处理方法可使用
/**
* Maps a function to all non-iterable elements of an array or an object.
*
* This is similar to `array_walk_recursive()` but acts upon objects too.
*
* @since 4.4.0
*
* @param mixed $value The array, object, or scalar.
* @param callable $callback The function to map onto $value.
* @return mixed The value with the callback applied to all non-arrays and non-objects inside it.
*/
function map_deep( $value, $callback ) {
if ( is_array( $value ) ) {
foreach ( $value as $index => $item ) {
$value[ $index ] = map_deep( $item, $callback );
}
} elseif ( is_object( $value ) ) {
$object_vars = get_object_vars( $value );
foreach ( $object_vars as $property_name => $property_value ) {
$value->$property_name = map_deep( $property_value, $callback );
}
} else {
$value = call_user_func( $callback, $value );
}
return $value;
}/**
* Normalize EOL characters and strip duplicate whitespace.
*
* @since 2.7.0
*
* @param string $str The string to normalize.
* @return string The normalized string.
*/
function normalize_whitespace( $str ) {
$str = trim( $str );
$str = str_replace( "r", "n", $str );
$str = preg_replace( array( '/n+/', '/[ t]+/' ), array( "n", ' ' ), $str );
return $str;
}/**
* Properly strip all HTML tags including script and style
*
* This differs from strip_tags() because it removes the contents of
* the `' )`
* will return 'something'. wp_strip_all_tags will return ''
*
* @since 2.9.0
*
* @param string $string String containing HTML tags
* @param bool $remove_breaks Optional. Whether to remove left over line breaks and white space chars
* @return string The processed string.
*/
function wp_strip_all_tags($string, $remove_breaks = false) {
$string = preg_replace( '@<(script|style)[^>]*?>.*?\1>@si', '', $string );
$string = strip_tags($string);
if ( $remove_breaks )
$string = preg_replace('/[rnt ]+/', ' ', $string);
return trim( $string );
}
/**
* Add slashes to a string or array of strings.
*
* This should be used when preparing data for core API that expects slashed data.
* This should not be used to escape data going directly into an SQL query.
*
* @since 3.6.0
*
* @param string|array $value String or array of strings to slash.
* @return string|array Slashed $value
*/
function wp_slash( $value ) {
if ( is_array( $value ) ) {
foreach ( $value as $k => $v ) {
if ( is_array( $v ) ) {
$value[$k] = wp_slash( $v );
} else {
$value[$k] = addslashes( $v );
}
}
} else {
$value = addslashes( $value );
}
return $value;
}
/**
* Adds slashes to escape strings.
*
* Slashes will first be removed if magic_quotes_gpc is set, see {@link
* https://secure.php.net/magic_quotes} for more details.
*
* @since 0.71
*
* @param string $gpc The string returned from HTTP request data.
* @return string Returns a string escaped with slashes.
*/
function addslashes_gpc($gpc) {
if ( get_magic_quotes_gpc() )
$gpc = stripslashes($gpc);
return wp_slash($gpc);
}
/**
* Navigates through an array, object, or scalar, and removes slashes from the values.
*
* @since 2.0.0
*
* @param mixed $value The value to be stripped.
* @return mixed Stripped value.
*/
function stripslashes_deep( $value ) {
return map_deep( $value, 'stripslashes_from_strings_only' );
}
/**
* Callback function for `stripslashes_deep()` which strips slashes from strings.
*
* @since 4.4.0
*
* @param mixed $value The array or string to be stripped.
* @return mixed $value The stripped value.
*/
function stripslashes_from_strings_only( $value ) {
return is_string( $value ) ? stripslashes( $value ) : $value;
}
尊贵的董事大人
英文标题不为空时 视为本栏投稿
需要关键字 描述 英文标题