展开全部
strrpos
<?php
// in PHP 4.0b3 and newer:
$pos = strrpos($mystring, "b");
if ($pos === false) { // note: three equal signs
// not found...
}
// in versions older than 4.0b3:
$pos = strrpos($mystring, "b");
if (is_bool($pos) && !$pos) {
// not found...
}
?>
<?php
// in PHP 4.0b3 and newer:
$pos = strrpos($mystring, "b");
if ($pos === false) { // note: three equal signs
// not found...
}
// in versions older than 4.0b3:
$pos = strrpos($mystring, "b");
if (is_bool($pos) && !$pos) {
// not found...
}
?>
参考资料: www.oscodes.net
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询