JSFiddle - React, Tailwind, and code Playground

by DohanKwon

HTML

<form name="fm">가장 먹고 싶은 음식은?
    <select id="food" name="food">
        <option value="라면">라면</option>
        <option value="만두">만두</option>
        <option value="불고기">불고기</option>
    </select>
    <input type="submit" value="송신" />
</form>

JavaScript

var result = [];
var s = document.getElementById('food');
var opts = s.childNodes;
for (var i = 0; i < opts.length; i++) {
    var opt = opts.item(i);
    if (opt.nodeType == 1) {
        result.push(opts.item(i).value);
    }
}
window.alert(result.join(','));