- PHP code
$str = '12345678901234567890123456789012345678901234567890'; $num = $str + 1; echo $num;
输出的是科学计数法,我想得到12345678901234567890123456789012345678901234567891
------解决方案--------------------
- PHP code
$str = '12345678901234567890123456789012345678901234567890'; echo bcadd($str,'1');