时间：2021-12-04 09:32:47 | 栏目：jquery | 点击：次
html代码如下
<html> <tr><button style="margin-left:10px" class="add_field_button btn">Add</button></tr> <tbody class="input_fields_wrap"></tbody> </html>
js代码如下
<script>
var max_fields = 5; //maximum input boxes allowed
var wrapper = $(".input_fields_wrap"); //Fields wrapper
var add_button =(".add_field_button"); //Add button ID
var x = 1; //initlal text box count
$(add_button).click(function(e){ //on add input button click
e.preventDefault();
if(x < max_fields){ //max input box allowed
x++; //text box increment
$(wrapper).append('<tr style=""><td></td><td><button class="remove_field btn">Del</button></td></tr>'); //add input box
}
});
$(wrapper).on("click",".remove_field", function(e){ //user click on remove text
e.preventDefault(); $(this).closest('tr').remove(); x--;
})
</script>