(PHP 4 >= 4.0.4)
Calculates square root of a and returns the integer portion of the result.
Example 1. gmp_sqrt() example
<?php$sqrt1 = gmp_sqrt("9");$sqrt2 = gmp_sqrt("7");$sqrt3 = gmp_sqrt("1524157875019052100");echo gmp_strval($sqrt1) . "\n";echo gmp_strval($sqrt2) . "\n";echo gmp_strval($sqrt3) . "\n";?>
The printout of the above program will be:
3 2 1234567890
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