While validation isn't a complete testament to code quality, it does help to make sure that your code follows recommended standards and can show you errors in your markup, CSS, and JavaScript.
——有效性并不是代码质量的全部测量标准，但它能保证你的代码按照标准写，也能帮助你发现在书写过程中的错误。
While validation isn't a complete testament to code quality, it does help to make sure that your code follows recommended standards and can show you errors in your markup, CSS, and JavaScript.
——有效性并不是代码质量的全部测量标准，但它能保证你的代码按照标准写，也能帮助你发现在书写过程中的错误。
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