The DOMException class (PHP 5, PHP 7) 简介 DOM operations raise exceptions under particular circumstances, i.e., when an operation is impossible to perform for logical reasons. See also 异常处理. 类摘要 DOMException extends Exception { /* 属性 */ readonly public int $code ; /* 继承的属性 */ protected string $message ; protected int $code ; protected string $file ; protected int $line ; /* 继承的方法 */ final public Exception::getMessage ( void ) : string final public Exception::getPrevious ( void ) : Throwable final public Exception::getCode ( void ) : int final public Exception::getFile ( void ) : string final public Exception::getLine ( void ) : int final public Exception::getTrace ( void ) : array final public Exception::getTraceAsString ( void ) : string public Exception::__toString ( void ) : string final private Exception::__clone ( void ) : void } 属性 code An integer indicating the type of error generated