php在线文本编辑器

作者：leon0324
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<?
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function write_file($filename,$contents)
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{ if ($fp=fopen($filename,"w"))
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{
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fwrite($fp,stripslashes($contents));
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fclose($fp);
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return 1 ;
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}
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else {return 0; }
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};
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if ($submitbutton=="完成")
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{ $rs=write_file("$page","$test");
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echo "<a href="$page">$page</a>
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";
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}
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elseif ($action=="page")
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{ $content="$page";
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$fp=fopen($content,"r") or die('Could not open file.');
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$contents=fread($fp,filesize($content)) or die('Could not read from file.');
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$contents=htmlspecialchars($contents);
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fclose($fp);
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echo "<form action="$PHP_SELF?page=$page" method="post">";
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echo "<textarea name=test rows=20 cols=70 wrap=soft>";
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echo $contents;
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echo "</textarea>";
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echo "<input type="submit" name="submitbutton" value="完成">";
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echo "</form>";
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}
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else
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{ echo "<form action="$PHP_SELF?action=page" method="post">";
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echo "<input type=text size=20 name=page>";
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echo "<input type="submit" name="send" value="选定">";
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echo "</form>";
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}
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?>
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