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hook类的add方法增加first参数 支持把某个行为放到钩子的开头首先执行
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@@ -20,15 +20,18 @@ class Hook
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* 动态添加行为扩展到某个标签
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* @param string $tag 标签名称
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* @param mixed $behavior 行为名称
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* @param bool $first 是否放到开头执行
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* @return void
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*/
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public static function add($tag, $behavior)
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public static function add($tag, $behavior,$first=false)
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{
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if (!isset(self::$tags[$tag])) {
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self::$tags[$tag] = [];
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}
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if (is_array($behavior)) {
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self::$tags[$tag] = array_merge(self::$tags[$tag], $behavior);
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} elseif($first){
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array_unshift(self::$tags[$tag],$behavior);
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} else {
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self::$tags[$tag][] = $behavior;
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}
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