PHP简略源码学习
PHP简单源码学习
书上的源代码,好多个,每个都要敲就烦死了,
上网扣了段遍历文件的代码:http://www.web589.com/posts/808.html
作者写得不错的嘛,注释非常详细
<?php $var = "把当前目录下,所以文件以超链接形式给出<br /><br>"; function directory($dir){ $dp = opendir($dir); while($file = readdir($dp)){ if($file !="." && $file !=".."){ $path=$dir. "/". $file; /* 取得目录路径 */ if(is_dir($path)){ /* 判断是否有子目录 */ directory($path); /* 函数递归调用 */ echo "<br><hr>"; } else{ printf('<a href="'.%24path.'" target="_blank">'.$path.'</a><br><br>'); } } } closedir($dp); } directory("."); ?>
<?php phpinfo(); ?> $number = "5"; # $number is a string $sum = 15 + $number; # Add an integer and string to produce integer print("$sum\n");

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