abs() - math

Returns the absolute value of number.

Parameters : 
 number - The numeric value to process 

Syntax

number abs
     ( mixed $number
    )

Example

<?phpecho abs(-4.2); // 4.2 (double/float)echo abs(5);    // 5 (integer)echo abs(-5);   // 5 (integer)?>

Output / Return Value

Limitations

Alternatives / See Also

Reference