php写文件操作
function writeLog($file, $msg, $mode=‘a+‘) { $fp = fopen($file, $mode); if(flock($fp, LOCK_EX)) { fwrite($fp, $msg); fflush($fp); flock($fp, LOCK_UN); } else echo "Couldn‘t get the lock<br/>"; fclose($fp); } $file = ‘zzb.log‘; writeLog($file, "1. this is the first message\n"); writeLog($file, "2. this is the first message\n"); writeLog($file, "3. this is the first message\n"); writeLog($file, "--------------------\n\n");
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