[英]Export only selected rows into csv in Laravel
我必須使用復選框僅將選定的行導出到 csv 這是我的代碼。 我正在使用 ajax 將多個用戶 ID 傳遞給 controller 但我不知道如何僅導出傳遞的用戶 ID 請幫助解決問題,它只是返回一個空的 ZBF57C906FA7D2BB656D07372E46Z1
出口Csv按鈕
<a data-href="/admin/export/selected/data" class="btn btn-filter btn-secondary" id="export_records">Export
Selected</a>
Ajax 代碼為多個 select
<script>
$(document).on('click', '#selectAll', function() {
$(".user_checkbox").prop("checked", this.checked);
$("#select_count").html($("input.user_checkbox:checked").length + " Selected");
});
$(document).on('click', '.user_checkbox', function() {
if ($('.user_checkbox:checked').length == $('.user_checkbox').length) {
$('#selectAll').prop('checked', true);
} else {
$('#selectAll').prop('checked', false);
}
$("#select_count").html($("input.user_checkbox:checked").length + " Selected");
});
$(document).ready(function() {
$.ajaxSetup({
headers: {
'X-CSRF-TOKEN': $('meta[name="csrf-token"]').attr('content')
}
});
$('#export_records').on('click', function(e) {
var user = [];
$(".user_checkbox:checked").each(function() {
user.push($(this).data('user-id'));
});
if (user.length <= 0) {
alert("Please select records.");
} else {
var selected_values = user;
$.ajax({
type: "get",
url: "{{ route('export.csv') }}",
cache: false,
data: 'user_id=' + selected_values,
success: function(response) {
let _url = $("#export_records").data('href');
window.location.href = _url;
}
});
}
});
});
</script>
Controller 下載 csv
public function exportCsv(Request $request)
{
$users = User::whereIn('id', explode(",", $request->user_id))->get();
$filename = "UsersData.csv";
$headers = array(
'Content-Type' => 'text/csv',
"Content-Disposition" => "attachment; filename=$filename",
"Pragma" => "no-cache",
"Cache-Control" => "must-revalidate, post-check=0, pre-check=0",
"Expires" => "0"
);
$callback = function() use($filename, $users) {
$handle = fopen('php://output', 'w');
fputcsv($handle, array('name','email', 'company_name','role', 'created_at'));
foreach ($users as $user) {
$row['name'] = $user->name;
$row['email'] = $user->email;
$row['company_name'] = $user->company_name;
$row['role'] = $user->roles->name;
$row['created_at'] = $user->created_at;
fputcsv($handle, array($row['name'], $row['email'], $row['company_name'], $row['role'], $row['created_at']->format('l jS \of F Y')));
}
fclose($handle);
};
return Response::stream($callback, 200, $headers);
}
請注意,此代碼適用於 csv 中的所有用戶數據導出,例如$users = User::all()
但不適用於選定的
ajax響應
嘗試發送數據,如
data: {user_id: selected_values}
代替,
data: 'user_id=' + selected_values,
然后在后端你不需要使用explode,你會直接得到用戶ID數組。
希望我得到了解決方案,我只是錯過了 URL 和window.location.href我還必須傳遞 user_id 。 所以這里是修改的部分,
$.ajax({
type: "GET",
url: "{{ route('exportOption.Userscsv') }}",
cache: false,
data: 'user_id=' + selected_values,
success: function(response) {
let _url = $("#export_records").data('href');
var selected_values = user;
window.location.href = _url + '?user_id=' + selected_values;
}
});
希望對大家有所幫助。
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