isCustomFunction

Determines if a variable is a user defined function

isCustomFunction(Object) → returns boolean

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See Also:   isClosure

Argument Reference

Object any
Required

The variable to test

Examples
Sample code invoking the isCustomFunction function

Here we've example to check the given variable is user defined function or not.

function myfunc() {

return 1;

}

 writeDump( isCustomFunction(myfunc) );

Expected Result: YES

Here we've example to check the given variable is user defined function or not.

myfunc ="2";

 writeDump( isCustomFunction(myfunc) );

Expected Result: NO

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