尝试确保所有错误消息都打开 (display_errors, error_reporting).这应该可以让您更深入地了解它崩溃的原因.

Try making sure you have all error messages on (display_errors, error_reporting). This should give you more insight as to why it's crashing.

另外，请记住，根据您将要对数据做什么，抓取通常是非法的.

Also, keep in mind that crawling is often illegal depending on what you're going to do with the data.