bcsqrt
(PHP 3, PHP 4, PHP 5)
bcsqrt -- Get the square root of an arbitrary precision number
Description
string
bcsqrt ( string operand [, int scale] )
Return the square root of the operand. The optional scale parameter sets the number of digits after the decimal place in the result.
Examples
Example 1. bcsqrt() example <?php
echo bcsqrt(2, 3); // 1.414
?> |
|