JavaScript | typedArray.keys() with Example
The typedArray.keys() is an inbuilt function in JavaScript which is used to return a new array iterator containing the keys for each index of the elements of the given typedArray.
Syntax:
typedArray.keys()
Parameter: This function does not accept anything as parameter.
Return value: It returns a new array iterator object containing the keys for each index of the elements of the given typedArray.
JavaScript code to show the working of this function:
<script> // Creating some typedArrays const A = new Uint8Array([1, 2, 3, 4, 5]); const B = new Uint8Array([5, 10, 15, 20]); const C = new Uint8Array([0, 2, 4, 6, ,8, 10]); const D = new Uint8Array([1, 3, 5, 7, 9]); // Calling keys() function a = A.keys() document.write(a.next().value +"<br>"); b = B.keys() b.next(); document.write(b.next().value +"<br>"); c = C.keys() c.next(); c.next(); document.write(c.next().value +"<br>"); d = D.keys() d.next(); d.next(); d.next(); document.write(d.next().value +"<br>"); </script> |
Output:
0 1 2 3
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