求解哪里错了
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<?php
$name="echo $_POST[\"name\"]; ";
$nr="echo $_POST[\"nr\"]; ";
$file=fopen("test.txt","w");
echo fwrite($file,"$name");
fclose($file);
?>
</body>
</html>
这里echo 是字符串,$_POST[\"name\"]是变量,;是字符串,就语法而言是错的,因为你没做处理,你可以这样 $name="echo {$_POST["name"]}; ";或者$ name="echo ".$_POST["name"]."; ";