javascript - 如何从模式弹出窗口中的文本区域获取值?以及如何在我的输入字段中显示值?
问题描述
我有一个文本字段,如果我单击文本字段,则会出现一个模式弹出窗口,其中包含一个文本字段“在此处输入”。现在,如果在此处输入一些文本并单击“确定”,则该文本应显示在第一个文本输入字段中。
我试过但它不起作用。这是我失败的小提琴..
<!-- Input field -->
<input type="text" id="address" placeholder="Enter here" class="form-control" name="address" data-toggle="modal" data-target="#narratModal" />
<!-- text popup modal -->
<div class="modal fade" id="narratModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel" aria-hidden="true">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<button type="button" class="close cash-dismiss" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">×</span></button>
<h4 class="modal-title modal_head" id="myModalLabel">Narration</h4>
</div>
<div class="modal-body">
<label class="modal_note">Note: Only alphabets A-Z a-z number 0-9 and characters % [] () - _ . , are allowed in text</label>
<textarea class="cash_text">
Enter Here...
</textarea>
<span class="modal_valid">0/200 Characterts entered</span>
</div>
<div class="modal-footer narr_footer">
<button type="button" class="btn btn-primary cashmodal_btn">OK</button>
</div>
</div>
</div>
</div>
解决方案
您可以使用 Javascript 执行此操作。id
向按钮和文本区域添加一个。然后在单击按钮时在输入中显示 textarea 的值。例如:
document.getElementById('ok_button').addEventListener('click', function () {
document.getElementById('address').value = document.getElementById('cash_text').value
})
<input type="text" id="address" placeholder="Enter here" class="form-control" name="address" data-toggle="modal" data-target="#narratModal" />
<div class="modal fade" id="narratModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel" aria-hidden="true">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<button type="button" class="close cash-dismiss" data-dismiss="modal" aria-label="Close">
<span aria-hidden="true">×</span>
</button>
<h4 class="modal-title modal_head" id="myModalLabel">Narration</h4>
</div>
<div class="modal-body">
<label class="modal_note">Note: Only alphabets A-Z a-z number 0-9 and characters % [] () - _ . , are allowed in text</label>
<textarea id="cash_text" class="cash_text">Enter Here...</textarea>
<span class="modal_valid">0/200 Characterts entered</span>
</div>
<div class="modal-footer narr_footer">
<button id="ok_button" type="button" class="btn btn-primary cashmodal_btn">OK</button>
</div>
</div>
</div>
</div>
推荐阅读
- javascript - Bootstrap dropdown-toggle no longer working after implementing javascript
- heroku-cli - when pushing to heroku and getting an error
- python - Python 计算 gotos 和 USE_COMPUTED_GOTOS?
- web-scraping - Scraping Data on TradingView with BeautifulSoup
- html - How can I horizontally center grid items that have been wrapped onto a new row
- php - Creating zipped file of many pdfs automatically
- android - snapHelper.findSnapView() 总是返回 null
- bash - 将第二个参数传递给 Bash 函数
- image-processing - 如何提高训练和测试的准确性
- c++ - std::destroy 是基本类型的无操作吗?