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我是自學php,我想問問我是否正確讀取這部分代碼? If
功率不爲空,比values
, 製造array
還各個power
將行爲像power_id
。但是$values[]
與array_pust()
相同?而sprintf('(%d, %d)'
會將十進制數字放到character_id和電源上?如何用sprintf讀取php代碼
$character_id = mysql_insert_id($db);
if(!empty($_POST['powers'])) {
$values = array();
foreach ($_POST['powers'] as $power_id) {
$values[] = sprintf('(%d, %d)', $character_id, $power_id);
}