Less isnumber()The Less isnumber() function takes a value as a parameter and returns TRUE if it is a number otherwise, returns FALSE. isnumber() Function ExampleLet's take an example to demonstrate the usage of isnumber() function in Less file. Create a Less file named "simple.less", having the following code: Less file: simple.less Now open the node.js command prompt and execute the following code: lessc simple.less simple.css This will compile the "simple.less" file. A CSS file named "simple.css" will be generated. For example: The generated CSS "simple.css", has the following code: Output:
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