PHP 提取文件部分内容验证失败,求救!分数不够见谅
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<form name="souform" action="sub.php" method="post">
<input name="soutab" type="text" id="souid" title="请输入作者姓名!" value="">
<input name="sub" type="submit" id="soutextid" title="点击查询" value="认证搜索">
</form>
<div>
<?php
//$mass="./finddata.txt"
if(isset($_POST[sub]))
{//如果有提交
$masstemp=$_POST[soutab];
file_put_contents("./tempdata.txt",$masstemp);
$ls="finddata/tempdata.txt";
if(jiequ($ls)=="<!admin!>")
{
echo "验证正确";
}
else echo "验证出现错误";
}
function jiequ($filename)
{
$i=substr(trim(file_get_contents($filename)),0,9);
return $i;
}
?>
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