mysql如何跳到指定记录mysql_field_seek教程_PHP教程

mysql_field_seek语法:

mysql_field_seek(data,field_offset)

参数:

data:必须 指的是mysql_query正确返回的数据集.

field_offset:指定位置.不写代码从0开始

看个mysql_feild_seek实例.

$sql = "SELECT * from Person";
 
$result = mysql_query($sql,$con);
 
mysql_field_seek($result,3);
 
print_r(mysql_fetch_field($result));
 
mysql_close($con);
 
?>
 
输出结果.
stdClass Object
(
[name] => Age
[table] => Person
[def] =>
[max_length] => 2
[not_null] => 0
[primary_key] => 0
[multiple_key] => 0
[unique_key] => 0
[numeric] => 1
[blob] => 0
[type] => int
[unsigned] => 0
[zerofill] => 0
)
 
 

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