mysql_fetch_array(): supplied argument is not a valid MySQL result resource,该怎么解决
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2022-05-16 19:03:51
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mysql_fetch_array(): supplied argument is not a valid MySQL result resource
mysql_connect("localhost","root","1");
$query="select id from computer where user ='test2'";
$result=mysql_query($query);
echo "test2 使用了
";
while($row = mysql_fetch_array($result))
{
echo $row['id']."开始时间".$row[starttime]."
";
}
Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result resource in D:\myapacheweb\test\self_info.php on line 7
------解决方案--------------------
没有选择数据库
mysql_select_db(表名)
------解决方案--------------------
mysql_select_db
mysql_connect("localhost","root","1");
$query="select id from computer where user ='test2'";
$result=mysql_query($query);
echo "test2 使用了
";
while($row = mysql_fetch_array($result))
{
echo $row['id']."开始时间".$row[starttime]."
";
}
Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result resource in D:\myapacheweb\test\self_info.php on line 7
------解决方案--------------------
没有选择数据库
mysql_select_db(表名)
------解决方案--------------------
mysql_select_db
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