使用第三方模块Underscore.js，Immutable.js，UUID
使用Underscore.js
Underscore.js 是一个 JavaScript 工具库，它提供了一整套函数式编程的实用功能，但是没有扩展任何 JavaScript 内置对象。Underscore 提供了100多个函数，包括常用的：map、filter、invoke — 当然还有更多专业的辅助函数，如：函数绑定、JavaScript 模板功能、创建快速索引、强类型相等测试等等。 微信小程序无法直接使用require( 'underscore.js' )进行调用。
var _ = require('../../libs/underscore/underscore.modified');
//获取应用实例
var app = getApp();
Page({
onLoad: function() {
//console.log('onLoad');
var that = this;
var lines = [];
lines.push("_.map([1, 2, 3], function(num){ return num * 3; });");
lines.push(_.map([1, 2, 3], function(num) { return num * 3; }));
lines.push("var sum = _.reduce([1, 2, 3], function(memo, num){ return memo + num; }, 0);");
lines.push(_.reduce([1, 2, 3], function(memo, num) { return memo + num; }, 0));
lines.push("var even = _.find([1, 2, 3, 4, 5, 6], function(num){ return num % 2 == 0; });");
lines.push(_.find([1, 2, 3, 4, 5, 6], function(num) { return num % 2 == 0; }));
lines.push("_.sortBy([1, 2, 3, 4, 5, 6], function(num){ return Math.sin(num); });");
lines.push(_.sortBy([1, 2, 3, 4, 5, 6], function(num) { return Math.sin(num); }));
lines.push("_.indexOf([1, 2, 3], 2);");
lines.push(_.indexOf([1, 2, 3], 2));
this.setData({
text: lines.join('n')
})
}
})
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var Immutable = require( '../../libs/immutable/immutable' );
//获取应用实例
var app = getApp();
Page( {
onLoad: function() {
console.log('onLoad');
var that = this;
var lines = [];
lines.push( "var map1 = Immutable.Map({a:1, b:2, c:3});" );
var map1 = Immutable.Map({a:1, b:2, c:3});
lines.push( "var map2 = map1.set('b', 50);" );
var map2 = map1.set('b', 50);
lines.push( "map1.get('b');" );
lines.push(map1.get('b'));
lines.push( "map2.get('b');" );
lines.push(map2.get('b'));
this.setData( {
text: lines.join( 'n' )
})
}
})
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var uuid = require('../../libs/node-uuid/uuid.modified');
var Base64 = require('../../libs/js-base64/base64.modified');
var Chance = require('../../libs/chance/chance');
//获取应用实例
var app = getApp();
Page({
onLoad: function() {
//console.log('onLoad');
var that = this;
// UUID
// v1 是基于时间戳生成uuid
console.log(uuid.v1());
// v4 是随机生成uuid
console.log(uuid.v4());
console.log('');
// Base64
console.log(Base64.encode('Wechat'));
console.log(Base64.encode('微信'));
console.log(Base64.decode('V2VjaGF0'));
console.log(Base64.decode('5b6u5L+h'));
console.log('');
// Chance
var chance = new Chance();
console.log(chance.string());
console.log(chance.integer());
console.log(chance.bool());
console.log(chance.phone());
console.log(chance.zip());
console.log(chance.guid());
}
})
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