{"id":229687,"date":"2024-04-03T12:44:47","date_gmt":"2024-04-03T12:44:47","guid":{"rendered":"https:\/\/namso-gen.co\/blog\/?p=229687"},"modified":"2024-04-03T12:44:47","modified_gmt":"2024-04-03T12:44:47","slug":"how-to-set-default-parameter-value-in-javascript-function","status":"publish","type":"post","link":"https:\/\/namso-gen.co\/blog\/how-to-set-default-parameter-value-in-javascript-function\/","title":{"rendered":"How to set default parameter value in JavaScript function?"},"content":{"rendered":"

JavaScript functions can have default parameter values assigned to them. This allows you to specify a default value for a parameter in case no value or an undefined value is passed in when the function is called.<\/p>\n

To set a default parameter value in a JavaScript function, you can use the syntax of assigning a default value directly in the function declaration. Let’s explore this in detail:<\/p>\n

“`javascript
\nfunction functionName(parameter = defaultValue) {
\n \/\/ Function code
\n}
\n“`<\/p>\n

The key is to specify the default value for the parameter within the parentheses of the function declaration. If no value is passed when calling the function, the default value will be used.<\/b><\/p>\n

Now, let’s address some frequently asked questions related to setting default parameter values in JavaScript functions:<\/p>\n

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