$expression="023,,55";
echo (preg_match("^\d+(\,\d+)*$",$expression))?1:2;提示:
Warning: No ending delimiter '^' found in G:\htdocs\_self\txtdb\debug.php on line 3我用
echo (preg_match("/^[0-9\,]+[0-9]*$/",$expression))?1:2;
但是他匹配了"12,,34"和"34,56,"
echo (preg_match("^\d+(\,\d+)*$",$expression))?1:2;提示:
Warning: No ending delimiter '^' found in G:\htdocs\_self\txtdb\debug.php on line 3我用
echo (preg_match("/^[0-9\,]+[0-9]*$/",$expression))?1:2;
但是他匹配了"12,,34"和"34,56,"
$s = "29";
$s = "29,";
preg_match("/^\d[\d,]*/",$s,$regs);
print_r($regs);
echo (preg_match("/^\d[\d,]*/",$expression))?1:2;
也是配配的.正则啊,真是麻烦的东西.
$s="3x9";
echo (preg_match("/^\d[\d,]+/",$expression.","))?1:2;真不知道你要干什么?