The JavaScript TypedArray includes() method to check if a particular element is present in the array or not. It is case-sensitive.
Syntax:
array.includes(searchElement, start)
Parameters:
searchElement: It represents the current element’s value.
start: It represents the index position to start the search.
Returns:
It returns true if the specified element is present in the array, otherwise returns false.
Example 1:
<!DOCTYPE html>
<html>
<body>
<script type="text/javascript">
var Jewels = ["DIAMOND","GOLD","PLATINUM","SILVER"];
result = Jewels.includes("GOLD")
document.write(result);
</script>
</body>
</html>
Example 2:
<!DOCTYPE html>
<html>
<body>
<script type="text/javascript">
const testArray = new Uint8Array([45, 67, 34, 48, 12]);
document.write(testArray.includes(34));
document.write("</br>");
document.write(testArray.includes(34, 3));
</script>
</body>
</html>