匹配连续10个数字的:
$s = "1921601680";
if(preg_match("/\d{10}/i",$s))
echo "Matched!\n";
else
echo "Un-Matched! \n";
//第二种情况不明白你的意思
$s = "1921601680";
if(preg_match("/\d{10}/i",$s))
echo "Matched!\n";
else
echo "Un-Matched! \n";
//第二种情况不明白你的意思
{
echo 'pass!\n';
}
else
{
echo 'no pass!\n';
}