throw new 和new的区别
class a extends Exception{
function __construct(){
parent::__construct('a',1);
<code>} </code>
}
throw new a(12,1);
这俩有啥区别,用了好久了,刚才好奇就想出来一个这么个问题
回复内容:
class a extends Exception{
function __construct(){
parent::__construct('a',1);
<code>} </code>
}
throw new a(12,1);
这俩有啥区别,用了好久了,刚才好奇就想出来一个这么个问题
<code>try { $obj = new Exception('12', 1); throw $obj; } catch (Exception $e) { print_r($e); } //=======================这是等价的 try { throw new Exception('12', 1); } catch (Exception $e) { print_r($e); } </code>
就是抛出一个对象。

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