Ensure that your script is watertight. If it's not on the page, it will never magically appear on the screen.

Ensure that your script is watertight. If it's not on the page, it will never magically appear on the screen.

确保您的脚本是无懈可击的。如果它不在页面上，它就永远不会神奇地出现在屏幕上。

-- Richard E Grant 理查德·格兰特