如何检查PHP字符串是否包含空格?我想检查其中是否有空格,如果是,则返回一条错误消息
if(strlen($username) == whitespace ){
echo "<center>Your username must not contain any whitespace</center>";
发布于 2011-11-24 11:30:48
if ( preg_match('/\s/',$username) ) ....
发布于 2013-02-20 22:10:53
也试试这个:
if (count(explode(' ', $username)) > 1) {
// some white spaces are there.
}
发布于 2011-11-24 11:29:15
尝试以下方法:
if(strlen(trim($username)) == strlen($username)) {
// some white spaces are there.
}
https://stackoverflow.com/questions/8251897
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