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bcsqrt (PHP 3, PHP 4, PHP 5) bcsqrt --
Get the square root of an arbitrary precision number
Descriptionstring 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.
ПримерыПример 1. bcsqrt() example
<?php
echo bcsqrt('2', 3); // 1.414
?>
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