请教php 使用mysql_query时遇到的奇怪问题。
<br />$uid='6';<br />$result = mysql_query("SELECT * FROM user WHERE uid='$uid'")<br /> or die("Invalid query: " . mysql_error());<br />print_r(fetch_array($result));<br /><br />$username='匿名';<br />$resultt = mysql_query("SELECT * FROM user WHERE username='$username'")<br /> or die("Invalid query: " . mysql_error());<br />print_r(fetch_array($resultt));<br />echo $resultt = mysql_query("SELECT * FROM user WHERE username='$username'") or die("Invalid query: " . mysql_error());
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