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你好我寫的項目,測試(英文物理等),使用jstl,bootstrap和jquery。 我需要表單來創建帶有問題和答案的測試。我堅持了一會兒。 我動態創建問題和答案,但是當我試圖刪除問題時。它不刪除已添加的答案。 (int time,string name,list)(問題(字符串名稱,布爾isMultAnswers,列表(答案(字符串答案,布爾有效性)))動態添加/刪除行與JQuery,引導
jQuery('.plus').click(function(){
jQuery('.information_json_plus_answer').before(
'<tr>' +
'<td><input type="text" class="col-xs-5" id="information_json_name[]" placeholder="answer"></td>' +
'<td><input type="checkbox" class="checkbox" id="information_json_val[]"></td>' +
'<td><span class="btn btn-danger minus pull-right">–</span></td>' +
'</tr>');
});
jQuery('.plus-new').click(function(){
\t jQuery('.information_json_new').before(
'<tr>' +
\t \t '<th>question</th>' +
\t \t '<th>multanswer</th>' +
\t \t '<th></th>' +
\t '</tr>'+
\t '<tr>' +
\t \t '<td><input type="text" class="form-control" id="information_json_name[]" placeholder="Question"></td>' +
\t \t '<td><input type="checkbox" class="checkbox" id="information_json_val[]"></td>' +
\t \t '<td><span class="btn btn-danger minus pull-right">–</span></td>' +
'</tr>'+
'<tr class="information_json_plus">'+
'<td></td>'+
'<td></td>'+
'<td><span class="btn btn-success plus pull-right">+</span></td>'+
'</tr>'
);
});
jQuery(document).on('click', '.minus', function(){
\t jQuery(this).closest('tr').remove();
jQuery(this).closest('plus').remove();
});
jQuery(document).on('click', '.plus', function(){
\t jQuery(this).closest('tr').before(
'<tr>' +
'<td><input type="text" class="form-control" id="information_json_name[]" placeholder="answer"></td>' +
'<td><input type="checkbox" class="checkbox" id="information_json_val[]" placeholder="chbox"></td>' +
'<td><span class="btn btn-danger minus pull-right">–</span></td>' +
'</tr>'
);
});
.information_json, .information_json * {
\t -webkit-box-sizing: border-box;
\t -moz-box-sizing: border-box;
\t box-sizing: border-box;
}
.table {
\t width: 100%;
\t max-width: 100%;
\t margin-bottom: 20px;
\t background-color: transparent;
\t border-spacing: 0;
\t border-collapse: collapse;
}
.pull-right {float: left;}
.form-control {
\t display: block;
\t width: 100%;
\t height: 34px;
\t padding: 6px 12px;
\t font-size: 14px;
\t line-height: 1.42857143;
\t color: #555;
\t background-color: #fff;
\t background-image: none;
\t border: 1px solid #ccc;
\t border-radius: 4px;
\t -webkit-box-shadow: inset 0 1px 1px rgba(0,0,0,.075);
\t box-shadow: inset 0 1px 1px rgba(0,0,0,.075);
\t -webkit-transition: border-color ease-in-out .15s,-webkit-box-shadow ease-in-out .15s;
\t -o-transition: border-color ease-in-out .15s,box-shadow ease-in-out .15s;
\t transition: border-color ease-in-out .15s,box-shadow ease-in-out .15s;
}
.btn {
\t display: inline-block;
\t padding: 6px 12px;
\t margin-bottom: 0;
\t font-size: 14px;
\t font-weight: 400;
\t line-height: 1.42857143;
\t text-align: center;
\t white-space: nowrap;
\t vertical-align: middle;
\t -ms-touch-action: manipulation;
\t touch-action: manipulation;
\t cursor: pointer;
\t -webkit-user-select: none;
\t -moz-user-select: none;
\t -ms-user-select: none;
\t user-select: none;
\t background-image: none;
\t border: 1px solid transparent;
\t border-radius: 4px;
}
.btn-danger {
\t color: #fff;
\t background-color: #d9534f;
\t border-color: #d43f3a;
}
.btn-success {
\t color: #fff;
\t background-color: #5cb85c;
\t border-color: #4cae4c;
}
.plus-new {
width: 100%;
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<table class="table information_json">
<tr class="information_json_new">
\t \t <td></td>
\t \t <td colspan="2"><span class="btn btn-success plus-new pull-right">+</span></td>
</tr>
</table>
謝謝,有點幫助,但添加按鈕仍然沒有刪除。我可以毫無疑問地添加答案。 – Dnshost