Demonstrate that all negative numbers are converted to 0 for string substring function in JavaScript

Description

The following code shows how to demonstrate that all negative numbers are converted to 0 for string substring function.

Example


<!--   w  w  w  .  j av a  2  s  . co m-->

<!DOCTYPE html>
<html>
<head>
<script type="text/javascript">
var stringValue = "hello world";

document.writeln(stringValue.substring(-3)); //"hello world"
document.writeln(stringValue.substring(3, -4)); //"hel"

</script>
</head>
<body>
</body>
</html>

Click to view the demo

The code above generates the following result.

Demonstrate that all negative numbers are converted to 0 for string substring function in JavaScript

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