Javascript check if function exists 

Hi! For example, you need to know if a function exists in order to execute it.To check for the existence of a js function, you can do so in a simple way: It’s all very simple. That’s how you check if a JavaScript function exists.

Hi! For example, you need to know if a function exists in order to execute it.
To check for the existence of a js function, you can do so in a simple way:

if(typeof myFunc== 'function') {
// Function myFunc exists
// Call the function
myFunc();
}

It’s all very simple. That’s how you check if a JavaScript function exists.

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