PHP数据流应用的一个简单实例

复制代码 代码如下: <?php $count = 5; start: if($count < 5) echo “You can try {$count} time, “; echo “Put Password: “; $handle = fopen (“php://stdin”,”r”); $line = fgets($handle); if(trim($line) != ‘123456’){ $count–; if(!$count) goto error; goto start; } goto success; error: echo “Please try a