| Previous | Home | Next |
Evaluates or executes an argument
If the argument is an expression, eval() evaluates the expression
If the argument is one or more JavaScript statements, eval() executes the statements
Syntax:
eval string
For example
<html>
<body>
<script language="javascript">
function fun_name(){
var full_name = 'Aditya Tiwari';
var mySentence = eval('"My name is " + full_name');
alert(mySentence);
}
</script>
<button onclick="fun_name()">Eval function</button>
</body>
</html>
Output:

floor()Method
The floor() method rounds a number to the nearest integer, and returns the result.
syntax:Math.floor (value)
For Example
<html>
<body>
<script language="javascript">
function math_val(){
var val = 1.1;
var stat = eval('"Actual value is=" + val +"
"+ "After truncate value is= " + Math.floor(1.1)');
alert(stat);
}
</script>
<button onclick="math_val()">FLOOR</button>
</body>
</html>
Output:
| Previous | Home | Next |