21,892
社区成员




<?
$number1 = '201008180936162200';
echo $number1;//输出 201008180936162200
$number2 = 201008180936162200;
echo $number2;//输出 2.0100818093616E+017
$number3 = 12345678901234;
echo $number3;//输出 12345678901200
$number4 = intval($number3);
echo $number4; // 输出 1942892530
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//用到的一些地方:
//当前网址 ?id=1234567890123456789
echo $_GET['id']*1; //输出 1.2345678901235E+018
echo intval($_GET['id']); // 输出 2147483647 ,更悲剧!!
echo $_GET['id']; // 输出 1234567890123456789
?>
<?
$number1 = '201008180936162200';
echo $number1;//输出 201008180936162200
echo "<br />";
$number2 = 201008180936162200;
echo $number2;//输出 2.0100818093616E+017
echo "<br />";
$number3 = 12345678901234;
echo $number3;//输出 12345678901200
echo "<br />";
$number4 = intval($number3);
echo $number4; // 输出 1942892530
echo '<hr />';
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//用到的一些地方:
//当前网址 ?id=1234567890123456789
echo $_GET['id']*1; //输出 1.2345678901235E+018
echo "<br />";
echo intval($_GET['id']); // 输出 2147483647 ,更悲剧!!
echo "<br />";
echo $_GET['id']; // 输出 1234567890123456789
echo "<br />";
?>