<button class="button is-link add_button">
新增按鈕
</button>
xxxxxxxxxx
.add_button {
margin: 10px;
}
xxxxxxxxxx
let num = 1;
$(document).on('click', '.add_button', function() {
let new_button = `<button class="button is-success add_button">
新增按鈕 ${num}
</button>`;
$(this).after(new_button);
num ++;
});