mysqli扩充

mysqli扩展

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$conn = new mysqli('localhost','root','123','zx','3306');<br />
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if (mysqli_connect_errno()) {<br />
    printf("Connect failed: %s\n", mysqli_connect_error());<br />
    exit();<br />
}<br />
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$prepare = $conn -> prepare("INSERT INTO  test  (uid,name) VALUES('?','?')");<br />
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$num = 12;<br />
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$hanzi = "xiha";<br />
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$prepare -> bind_param('is',$num,$hanzi);<br />
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$prepare -> execute();<br />
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test表字段，uid int(11) name varchar(30)

Warning: mysqli_stmt::bind_param() [function.mysqli-stmt-bind-param]: Number of variables doesn't match number of parameters in prepared statement in 

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------解决方案--------------------
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