number pow ( number base, number exponent), a base and a power to raise it by

 
<?
    print pow(10,2); // 100
    print pow(10,3); // 1000
    print pow(10,4); // 10000
    print pow(-10, 4); // 10000
?>

1.	Using the pow() function with integers, floats, and both negative and positive numbers.
2.	Using the pow() function with integers, floats, and both negative and positive numbers.

number pow ( number base, number exponent), a base and a power to raise it by : pow « Math « PHP