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bcsqrt (PHP 3, PHP 4 ) 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.
Example 1. bcsqrt() example <?php
echo bcsqrt(2, 3); // 1.414
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See also bcpow().
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