Js Beautifier

What can you do with JS Beautifier ?

Javascript Viewer, Beautifier and Formatter, Editor

• Removes useless white spaces, indentation characters and line breaks.

• Strips all comments.

• Removes the last semi-colon of a style declaration and extra semi-colons.

• Removes empty JS declarations.

• Removes units when using zero values.

• It helps to beautify/format your JS.

Enter your messy, minified, or obfuscated Javascript (JS) into the field above to have it cleaned up and made pretty. The editor above also contains helpful line numbers and syntax highlighting. There are many option to tailor the beautifier to your personal formatting tastes.

When do you use Javascript Viewer, Beautifier and Formatter, Editor

Often when writing Javascript (JS) your indentation, spacing, and other formatting can become a bit disorganized. It is also common for multiple developers to work on a single project who have different formatting techniques. This tool is helpful for making the formatting of a file consistent. It is also common for Javascript (JS) to be minified or obfuscated. You can use this tool to make that code look pretty and readable so it is easier to edit.

Examples

The minified Javascript (JS) below:

function j(e)
        {var t=e.length,n=x.type(e);return x.isWindow(e)?!1:1===e.nodeType&&t?!0:"array"===n||"function"!==n&&(0===t||"number"==typeof t&&t>0&&t-1 in e)}

Becomes this beautified :

function j(e)
           {
              var t = e.length,
                 n = x.type(e);
              return x.isWindow(e) ? !1 : 1 === e.nodeType && t ? !0 : "array" === n || "function" !== n && (0 === t || "number" == typeof t && t > 0 && t - 1 in e)
           }