[英]Displaying each entry of PHP array on a new line in Javascript alert box
我有一個簡單的查詢,可以從數據庫中選擇一些信息:
$dep_qry = "select product_name, sum(theoretical_stock_level) as opening_stock, sum(quantity_scanned) as closing_stock, department_description, stock_item_code, custom_1 AS size, IFNULL(unit_cost_price, 0.00) AS cost_price from stocktake_products where stocktake_id = '{$stocktake_id}' AND is_deli = 0
group by product_name, department_description
order by department_description ASC;";
$dep_res = db::c()->query($dep_qry);
然后,我有以下代碼將成本價為0.00的產品放入數組中。 然后,我檢查數組中元素的數量。 如果數組中包含一些信息,我想向用戶顯示一個警報,告訴用戶哪些商品的成本價為0。以下代碼有效,但是我想知道是否有可能在數組上顯示每個條目。警報框中的單獨一行? 只是為了使其更加用戶友好。
while ($row1 = $dep_res->fetch(PDO::FETCH_ASSOC))
{
$cost_price = number_format($row1['cost_price'],2);
$pname = $row1['product_name'];
if ($cost_price == 0.00)
{
$products[$i] = $pname;
}
$i++;
}
$numOfNoCosts = count($products);
if ($numOfNoCosts > 0)
{
echo "<script> alert('".json_encode($products)."') </script>";
}
如果有更好的方法,我很樂意接受建議!
嘗試這樣在每一行顯示類似數組的值
alert(arrayname.join("\n"));
嘗試將其顯示為數組:
alert(JSON.stringify(your_array));
首先准備一個帶有php數組值的js變量。 像這樣
<script type="text/javascript">
var obj = <?php echo json_encode($Your_array); ?>;
</script>
下面是一個完整的經過測試的示例
<?php $phpArray = array(
0 => "Mon",
1 => "Tue",
2 => "Wed",
3 => "Thu",
4 => "Fri",
5 => "Sat",
6 => "Sun",
)
?>
<script type="text/javascript">
var jArray= <?php echo json_encode($phpArray ); ?>;
alert(jArray.join("\n"));
</script>
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