select选择多个值的方式

1. 代码：

<select>
	<option value>请选择...</option>
</select>
<script>
	var $arr = [
		{name:'lee',sex:'male'},
		{name:'zhangsan',sex:'femal'}
	]
	var select = document.getElementsByTagName('select')[0]
	function render(arr){
		var str = ''
		for(var i in arr){
			var name = arr[i]['name']
			var sex = arr[i]['sex']
			str += "<option value='"+name+";"+sex+"'>"+name+"</option>"
		}
		select.innerHTML += str
	}
	select.onchange = render($arr)
</script>

2. 效果：