pow() - math

Returns base raised to the power of
   exp.

Parameters : 
 base - The base to use 
 exp - The exponent 

Syntax

number pow
     ( number $base
    , number $exp
    )

Example

<?phpvar_dump(pow(2, 8)); // int(256)echo pow(-1, 20); // 1echo pow(0, 0); // 1echo pow(10, -1); // 0.1echo pow(-1, 5.5); // PHP >=5.2.2: NANecho pow(-1, 5.5); // PHP <5.2.2: -NAN?>

Output / Return Value

Limitations

Alternatives / See Also

Reference