echo bcsqrt('2', 4)."\n"; //1.4142

$return=bcsqrt("81");
echo $return."\n";//კვ.ფესვი 9

//გამოკლება
$a='3.45';
$b='4';
echo bcsub($a,$b)."\n";
echo bcsub($a,$b, 6)."\n";
by ვაჟა ტყემალაძე
2 years ago
PHP
PHP official doc
0
Pro tip: use ```triple backticks around text``` to write in code fences