[英]multidimensional array in view in codeigniter
我的模型中有以下數組,這里是var_dump:
array(4) {
[0]=>
array(1) {
[0]=>
array(5) {
["payment_student"]=>
string(4) "2406"
["fee_month"]=>
string(10) "2018-02-00"
["arrears"]=>
string(1) "0"
["payment_description"]=>
string(17) "Transport, 120 , "
["payment_amount"]=>
string(3) "120"
}
}
[1]=>
array(1) {
[0]=>
array(5) {
["payment_student"]=>
string(4) "2415"
["fee_month"]=>
string(10) "2018-02-00"
["arrears"]=>
string(1) "0"
["payment_description"]=>
string(33) "Transport, 1500 , Tuition, 620 , "
["payment_amount"]=>
string(4) "2120"
}
}
[2]=>
array(1) {
[0]=>
array(5) {
["payment_student"]=>
string(4) "2175"
["fee_month"]=>
string(10) "2018-02-00"
["arrears"]=>
string(1) "0"
["payment_description"]=>
string(17) "Transport, 620 , "
["payment_amount"]=>
string(3) "620"
}
}
[3]=>
array(1) {
[0]=>
array(5) {
["payment_student"]=>
string(4) "2087"
["fee_month"]=>
string(10) "2018-02-00"
["arrears"]=>
string(1) "0"
["payment_description"]=>
string(33) "Transport, 1500 , Tuition, 420 , "
["payment_amount"]=>
string(4) "1920"
}
}
}
這是我對循環的看法:
$i=0;
foreach ($payments_view as $key => $data) {
?>
<td><?php echo $i; ?></td>
<td><?php echo $data[$i]['payment_student']?></td>
<td><?php echo $data[$i]['arrears']?></td>
<td><?php echo $data[$i]['payment_description']; ?></td>
<td><?php echo $data[$i]['payment_amount']+$data[$i]['arrears']; ?></td>
<td></td>
<td></td>
<td></td>
</tr>
<?php
$i++;
}
它顯示第一行,但對於下一行給出以下錯誤:
遇到PHP錯誤嚴重性:通知消息:未定義的偏移量:1文件名:views / fee_register_list.php行號:95回溯:文件:C:\\ xampp \\ htdocs \\ learn_ci \\ ksi_gentelella \\ application \\ views \\ fee_register_list.php行:95功能:_error_handler文件:C:\\ xampp \\ htdocs \\ learn_ci \\ ksi_gentelella \\ application \\ controllers \\ Fee_Controller.php行:173功能:查看文件:C:\\ xampp \\ htdocs \\ learn_ci \\ ksi_gentelella \\ index.php行:315功能: require_once
我如何使我的數組簡化為一個數組,以便能夠使用它。 以這樣的形狀,我認為它非常復雜。
嘗試這個 :
for($i=0;$i<count($data);$i++){
<tr>
$firstObj=$data[i][0];
for($j=0;$j<5;$j++){
<td><?php echo $i; ?></td>
<td><?php echo $firstObj[$j]['payment_student']?></td>
<td><?php echo $firstObj[$j]['arrears']?></td>
<td><?php echo $firstObj[$j]['payment_description']; ?></td>
<td><?php echo $firstObj[$j]['payment_amount']." ".$firstObj[$j]['arrears']; ?></td>
}
</tr>
}
您可以使用array_column
來“展平”您的數組:
<?php foreach (array_column($payments_view, 0) as $i => $data) { ?>
<tr>
<td><?= $i; ?></td>
<td><?= $data['payment_student']?></td>
<td><?= $data['arrears']?></td>
<td><?= $data['payment_description']; ?></td>
<td><?= $data['payment_amount'] + $data['arrears']; ?></td>
<td></td>
<td></td>
<td></td>
</tr>
<?php } ?>
雖然不應該這樣做。 嘗試重構您的代碼,以便您的視圖將具有正確格式的數據。
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