wp_kses_decode_entities( string $string )

将所有数值HTML实体转换为其命名对应实体。
Converts all numeric HTML entities to their named counterparts.

目录锚点：#说明#参数#源码

说明（Description）

此函数用于解码数字HTML实体（A和A）。它对命名实体（如&auml；）没有任何作用，但我们在URL协议白名单系统中也不需要它们。

参数（Parameters）

源码（Source）

/**
 * Convert all entities to their character counterparts.
 *
 * This function decodes numeric HTML entities (`A` and `A`).
 * It doesn't do anything with other entities like ä, but we don't
 * need them in the URL protocol whitelisting system anyway.
 *
 * @since 1.0.0
 *
 * @param string $string Content to change entities
 * @return string Content after decoded entities
 */
function wp_kses_decode_entities($string) {
	$string = preg_replace_callback('/&#([0-9]+);/', '_wp_kses_decode_entities_chr', $string);
	$string = preg_replace_callback('/&#[Xx]([0-9A-Fa-f]+);/', '_wp_kses_decode_entities_chr_hexdec', $string);

	return $string;
}