PHP abs() Function
Definition
The abs() function returns the absolute value of a number.
Syntax
PHP abs() Function has the following syntax.
abs(number);Parameter
| Parameter | Description |
|---|---|
| number | Required. A number. |
Return
PHP abs() function returns the absolute value of the number.
If the number is of type float, the return type is also float, otherwise it is integer.
Example
You can either send a floating-point number or an integer to abs(),
and it will return the same type:
<?PHP//from w w w.j ava 2 s. c o m
echo abs(50); // 50
echo "\n";
echo abs(-12); // 12
echo "\n";
echo abs(50.1); // 50.1
echo "\n";
echo abs(-12.5); // 12.5
?>
The code above generates the following result.
