ArrayIsDefined()

Returns whether there exists an item in the array at the selected index.


	ArrayIsDefined( array=array, index=number );

Returns: Boolean

Argument	Description
array _{array, required}	edit The array to search
index _{number, required}	edit The index which to check

Examples

edit

Check to see if an index is defined at a given position

fruitArray = ['apple', 'kiwi', 'banana', 'orange', 'mango', 'kiwi'];

dump(arrayIsDefined(fruitArray,3)); //true

//member function
dump(fruitArray.isDefined(30)); //false

ArrayIsDefined()

Examples

Check to see if an index is defined at a given position

See also