php查找字符串中第一个非0的位置截取
$str = '00000000000000000000000000000000000000001234506';
$preg = '/[0]*/';
$result = preg_replace($preg, '', $str, 1);
$str = '00000000000000000000000000000000000000001234506';
$preg = '/[0]*/';
$result = preg_replace($preg, '', $str, 1);