The Javascript TypedArray find() method retrieves the value of the first element in the array that satisfies the specific condition.
Syntax:
array.find(function(value, index, array))
Parameters:
value:  It represents the current element’s value.
index:  It represents the index position of the current element.
array:  It represents the array.
Returns:
It returns the first array element that satisfies the specified condition, otherwise returns undefined.
Example 1:
<!DOCTYPE html>
<html>
<body>
<script type="text/javascript">
function func(i)
{ return i>= "O";
}
var Jewels = ["DIAMOND","GOLD","PLATINUM","SILVER"];
var gems =Jewels.find(func);
document.write(gems);
</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, 40, -68, -67, -50]);
document.write(testArray.find(isNegative));
</script>
</body>
</html>