JSLint

The JavaScript Code Quality Tool

Read the instructions. Set the options. Enjoy The Good Parts.

   


Paste your program into the text box above and click a button.

Use of strict mode is highly recommended, but do not use strict mode unless you fully understand what it does. Strict mode, by design, will break programs.

Do not concatenate strict mode and non-strict mode code together. Doing so can cause the non-strict code to fail.


   

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