JavaScript typedArray.fill() Method
Last Updated :
10 Feb, 2023
The typedArray.fill() is an inbuilt function in JavaScript which is used to fill a value to typedArray from a start index to end index.
Syntax:
typedarray.fill(value, start, end)
Parameters: It takes three parameters that are specified below-
- value: It is the value to fill with typed array.
- start: It is starting index, optional and its default value is 0.
- end: It is ending index, optional and not included. Its default value is length of the typedArray.
Return value: It returns the modified array. JavaScript code to show the working of this function:
javascript
const A = new Uint8Array([ 0, 0, 0, 0 ]);
const B = new Uint8Array([ 0, 0, 0, 0 ]);
const C = new Uint8Array([ 0, 0, 0, 0 ]);
const D = new Uint8Array([ 0, 0, 0, 0 ]);
a = A.fill(4, 1, 3);
b = B.fill(5, 1);
c = C.fill(3);
d = D.fill(4, 0, 0);
console.log(a);
console.log(b);
console.log(c);
console.log(d);
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Output:
0,4,4,0
0,5,5,5
3,3,3,3
0,0,0,0
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