如下程序执行后 while($row=mysql_fetch_array($result))
{
print_r($row);
}
得出如下结果:Array (
[0] => 18 [pc1] => 18
[1] => 19 [pc2] => 19
[2] => 18 [pc3] => 18
[3] => 18 [pc4] => 18
)
Array (
[0] => 29 [pc1] => 29
[1] => 26 [pc2] => 26
[2] => 26 [pc3] => 26
[3] => 26 [pc4] => 26
)
Array (
[0] => 33 [pc1] => 33
[1] => 33 [pc2] => 33
[2] => 33 [pc3] => 33
[3] => 33 [pc4] => 33
)
Array (
[0] => 17 [pc1] => 17
[1] => 18 [pc2] => 18
[2] => 17 [pc3] => 17
[3] => 17 [pc4] => 17
)
Array (
[0] => 21 [pc1] => 21
[1] => 16 [pc2] => 16
[2] => 17 [pc3] => 17
[3] => 18 [pc4] => 18
)
Array (
[0] => 16 [pc1] => 16
[1] => 17 [pc2] => 17
[2] => 17 [pc3] => 17
[3] => 17 [pc4] => 17
) 怎么把上面的输出转成18,19,18,18,29,26,26,26,33,33,33,33,17,18,17,17......,并保存到一个变量里面?
{
print_r($row);
}
得出如下结果:Array (
[0] => 18 [pc1] => 18
[1] => 19 [pc2] => 19
[2] => 18 [pc3] => 18
[3] => 18 [pc4] => 18
)
Array (
[0] => 29 [pc1] => 29
[1] => 26 [pc2] => 26
[2] => 26 [pc3] => 26
[3] => 26 [pc4] => 26
)
Array (
[0] => 33 [pc1] => 33
[1] => 33 [pc2] => 33
[2] => 33 [pc3] => 33
[3] => 33 [pc4] => 33
)
Array (
[0] => 17 [pc1] => 17
[1] => 18 [pc2] => 18
[2] => 17 [pc3] => 17
[3] => 17 [pc4] => 17
)
Array (
[0] => 21 [pc1] => 21
[1] => 16 [pc2] => 16
[2] => 17 [pc3] => 17
[3] => 18 [pc4] => 18
)
Array (
[0] => 16 [pc1] => 16
[1] => 17 [pc2] => 17
[2] => 17 [pc3] => 17
[3] => 17 [pc4] => 17
) 怎么把上面的输出转成18,19,18,18,29,26,26,26,33,33,33,33,17,18,17,17......,并保存到一个变量里面?
while($row=mysql_fetch_array($result)) {
for($i = 0; $i < 4; $i ++) $arr[] = $row[$i];
}
$result = implode(',',$arr);
echo $result;
while($row=mysql_fetch_array($result, MYSQL_NUM)) {
$resultr .= ',' . implode(',',$row);
}
$result = trim($result, ',');
echo $result;
$result = '';
while($row=mysql_fetch_array($result, MYSQL_NUM))
{ $resultr .= ',' . implode(',',$row[0]); } //第一个和第个元素相同,只取其一,减去重复值。
$result = trim($result, ',');
echo $result;