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";
Pro tip: use ```triple backticks around text``` to write in code fences