将事件附加到javascript中的动态元素
document.addEventListener('DOMContentLoaded', function () {document.getElementById('btnSubmit').addEventListener('click', function () { var name = document.getElementById('txtName').value; var mobile = document.getElementById('txtMobile').value; var html = '<ul>'; for (i = 0; i < 5; i++) { html = html + '<li>' + name + i + '</li>'; } html = html + '</ul>'; html = html + '<input type="button" value="prepend" id="btnPrepend" />'; document.getElementsByTagName('form')[0].insertAdjacentHTML('afterend', html);}); document.getElementById('btnPrepend').addEventListener('click', function () { var html = '<li>Prepending data</li>'; document.getElementsByTagName('ul')[0].insertAdjacentHTML('afterbegin', html);});
});
<form> <div class="control"> <label>Name</label> <input id="txtName" name="txtName" type="text" /> </div> <div class="control"> <label>Mobile</label> <input id="txtMobile" type="text" /> </div> <div class="control"> <input id="btnSubmit" type="button" value="submit" /> </div></form>
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