The Javascript TypedArray every() method is used to check whether all the elements of an array satisfy the given condition or not.
Syntax:
array.every(function(value, index, arr), thisValue)
Parameters:
value: It represents the current element’s value. It is a required parameter.
index: It represents the current element’s index in the array. It is an optional parameter.
arr: It means the array. It is an optional parameter.
thisValue: It means this for the current function. “undefined” will be passed if this parameter is empty. It is an optional parameter.
Returns:
It returns true if all array elements satisfy the specific condition implemented by the argument function.
Example 1:
<!DOCTYPE html>
<html>
<body>
<script type="text/javascript">
var Jewels = ["DIAMOND","GOLD","PLATINUM","SILVER"];
function func(gems)
{ return gems> "A"; }
document.write(Jewels.every(func));
</script>
</body>
</html>
Example 2:
<!DOCTYPE html>
<html>
<body>
<script type="text/javascript">
function isNegative(element, index, array) {
return element < 0;
}
const testArray = new Int8Array([-16, -45, 30, -23, -56]);
document.write(testArray.every(isNegative));
</script>
</body>
</html>