流星下拉列表获取并设置 [英] Meteor Dropdown list get and set
本文介绍了流星下拉列表获取并设置的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
在Meteor中从下拉列表(以及在广播中)中获取和选择值的最佳方法是什么. 我创建了一个助手:
What is the best way to get and select values from a dropdown list (and also in radio) in Meteor. I have created a helper:
Template.categories.helpers({
categories: ["facebook", "news", "tv", "tweets"]
});
和html
...
<select class="form-control" id="category">
{{> categories}}
</select>
...
<template name="categories">
<option disabled="disabled" selected="selected">Please Select</option>
{{#each categories}}
<option value="{{this}}">{{this}}</option>
{{/each}}
</template>
在进行编辑的情况下,我希望使用来自数据库(例如新闻)的值进行评估.
In case of edit, I would like to evaluate it with value coming from database (e.g. news) to be selected.
谢谢.
推荐答案
模板HTML:
<select id="category-select">
<option disabled="disabled" selected="selected">Please Select</option>
{{#each categories}}
<option value="{{this}}">{{this}}</option>
{{/each}}
</select>
模板js:
Template.categories.helpers({
categories: function(){
return ["facebook", "news", "tv", "tweets"]
}
});
Template.categories.events({
"change #category-select": function (event, template) {
var category = $(event.currentTarget).val();
console.log("category : " + category);
// additional code to do what you want with the category
}
});
这篇关于流星下拉列表获取并设置的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!
查看全文