$keyyy = null;while ($r = mysqli_fetch_array($rs)){
$tagg = array($r['name']); foreach ($tagg as $key) {
$keyyy = $key.',';
}
}印出結果是
1,2,3,4,5,
只是為什麼我 update 到數據表,都只有 5, 呢?
而不是 1,2,3,4,5,
UPDATE `blog` SET
`tags` = '{$keyyy}'
WHERE url = 'XXX'
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