<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[chengyan3170的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/chengyan3170</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; chengyan3170]]></copyright><item><title><![CDATA[JS forEach 用法]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787438</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787438</guid><author>chengyan3170</author><pubDate>Wed, 18 Oct 2017 16:19:00 +0800</pubDate><description><![CDATA[var a = ['A', 'B', 'C'];
a.forEach(function (element, index, array) {
    // element: 指向当前元素的值
    // index: 指向当前索引
    // array: 指向Array对象本身
    a...]]></description><category></category></item><item><title><![CDATA[JS头注释]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787439</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787439</guid><author>chengyan3170</author><pubDate>Tue, 10 Oct 2017 14:40:00 +0800</pubDate><description><![CDATA[/**
 * Copyright(C),2016-2026,QinHaolei.com
 * Author: HaoleiQ@gmail.com
 * Date: 2017.10.10
 * Version: 1.3.3
 * Description: 极简笔记-微信小程序
 * Functi...]]></description><category></category></item><item><title><![CDATA[rem自适应 窗体大小自动 rem设置 改变rem来完成等比例缩放]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787437</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787437</guid><author>chengyan3170</author><pubDate>Sat, 30 Sep 2017 10:14:00 +0800</pubDate><description><![CDATA[&lt;body onresize="phoneResize()" onload="phoneResize()"&gt;
  当窗口大小发生改变时
  &lt;/body&gt;

  // 设置最大宽度 
  var maxWidth=750;
  function phoneResiz...]]></description><category></category></item><item><title><![CDATA[微信小程序 兼容用户拒绝获取位置权限 用户拒绝权限处理]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787436</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787436</guid><author>chengyan3170</author><pubDate>Sat, 30 Sep 2017 10:12:00 +0800</pubDate><description><![CDATA[function getAuthor() {
  wx.getSetting({
    success(res) {
      if (!res.authSetting['scope.userLocation']) {
        wx.openSetting({
          ...]]></description><category></category></item><item><title><![CDATA[回调函数和promise .then  Promise实例]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787435</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787435</guid><author>chengyan3170</author><pubDate>Sat, 30 Sep 2017 10:11:00 +0800</pubDate><description><![CDATA[传统回调
var func1 = function(callback) {
 (callback &amp;&amp; typeof(callback) === "function") &amp;&amp; callback();
}
var func2 = function() {}
fun...]]></description><category></category></item><item><title><![CDATA[Webstorm常用快捷键]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787433</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787433</guid><author>chengyan3170</author><pubDate>Fri, 29 Sep 2017 00:22:00 +0800</pubDate><description><![CDATA[Ctrl+Shit+A 快速打开全局设置 
 Ctrl+Alt+L 格式化代码 
 Ctrl+/ 或 Ctrl+Shift+/ 注释（// 或者/…/ ） 
 Shift+F6 重构-重命名 
 Ctrl+X 删除行 
 Ctrl+D 复制行 
 Ctrl+G 查找行 
 Ctrl+Sh...]]></description><category></category></item><item><title><![CDATA[Flex-伸缩布局-flex-常用标签]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787432</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787432</guid><author>chengyan3170</author><pubDate>Fri, 29 Sep 2017 00:22:00 +0800</pubDate><description><![CDATA[Flex-伸缩布局-flex-常用标签 
.flex {
  display: -webkit-box;
  display: -webkit-flex;
  display: flex;
}

.flex-1 {
  -webkit-box-flex: 1;
  -webkit-flex: ...]]></description><category></category></item><item><title><![CDATA[程序员的春节对联集锦]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787431</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787431</guid><author>chengyan3170</author><pubDate>Fri, 29 Sep 2017 00:22:00 +0800</pubDate><description><![CDATA[上联：为系统而生，为框架而死，为debug奋斗一辈子！ 下联：吃符号的亏，上大小写的当，最后死在需求上！ 横批：杯具程序员。 
上联：算法数据思路清晰 下联：编译链接一气呵成 横批：码到功成 
 
  
  
  
 
上联：思前想后几行代码筑万载春秋 下联：扶内保外一千精英带五千干将 横批：...]]></description><category></category></item><item><title><![CDATA[JS判断设备 检查手机系统 检测系统]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787430</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787430</guid><author>chengyan3170</author><pubDate>Fri, 29 Sep 2017 00:22:00 +0800</pubDate><description><![CDATA[if(/AppleWebKit.*Mobile/i.test(navigator.userAgent) || (/MIDP|SymbianOS|NOKIA|SAMSUNG|LG|NEC|TCL|Alcatel|BIRD|DBTEL|Dopod|PHILIPS|HAIER|LENOVO|MOT-...]]></description><category></category></item><item><title><![CDATA[上拉加载下拉刷新方法-ApiCloud学习笔记]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787429</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787429</guid><author>chengyan3170</author><pubDate>Fri, 29 Sep 2017 00:22:00 +0800</pubDate><description><![CDATA[//下拉刷新
function initPullRefresh() {
        api.setRefreshHeaderInfo({
            loadingImg: 'widget://image/refresh.png',
            bgColor: '...]]></description><category></category></item><item><title><![CDATA[JS计算天数差]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787426</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787426</guid><author>chengyan3170</author><pubDate>Fri, 29 Sep 2017 00:22:00 +0800</pubDate><description><![CDATA[var timeTemp=ret[0].updatedAt;
                // '2016-11-16T12:12:43.388Z'
                // console.log(JSON.stringify(ret));

                ...]]></description><category></category></item><item><title><![CDATA[双击返回键退出-ApiCloud学习笔记]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787425</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787425</guid><author>chengyan3170</author><pubDate>Fri, 29 Sep 2017 00:22:00 +0800</pubDate><description><![CDATA[// 返回键双击退出
    function fnInitEvent() {
        var exitFlag = false;
        api.addEventListener({
            name: 'keyback'
        }, functio...]]></description><category></category></item><item><title><![CDATA[Git忽略文件 gitignore]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787424</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787424</guid><author>chengyan3170</author><pubDate>Fri, 29 Sep 2017 00:22:00 +0800</pubDate><description><![CDATA[1.安装Git后,在项目文件夹内 右击,选择'Git Bash Here', 如下图 
 
  
  
  
 

2.输入 vim .gitignore 回车 
 
  
  
  
 

输入要忽略的文件夹名称 
 
  
  
  
 

输入完成后按下Esc键 

输入 :w 保存文...]]></description><category></category></item><item><title><![CDATA[HTML5文件拖拽]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787423</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787423</guid><author>chengyan3170</author><pubDate>Fri, 29 Sep 2017 00:22:00 +0800</pubDate><description><![CDATA[&lt;!DOCTYPE html&gt;
&lt;html lang="zh-CN"&gt;

&lt;head&gt;
  &lt;meta charset="UTF-8"&gt;
  &lt;title&gt;拖放操作&lt;/title&gt;
  &lt;meta name="aut...]]></description><category></category></item><item><title><![CDATA[Js生成任意随机整数 Js生成随机数]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787422</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787422</guid><author>chengyan3170</author><pubDate>Fri, 29 Sep 2017 00:22:00 +0800</pubDate><description><![CDATA[// +100代表最小值是多少
// *3000代表最大值
var randomNum=(Math.ceil(Math.random() * 3000) + 100)

                                                    
转载于:https...]]></description><category></category></item><item><title><![CDATA[Event常见属性 css学习]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787421</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787421</guid><author>chengyan3170</author><pubDate>Fri, 29 Sep 2017 00:22:00 +0800</pubDate><description><![CDATA[转载于:https://my.oschina.net/AdamHoly/blog/1545212]]></description><category></category></item><item><title><![CDATA[CSS命名规范(规则) 常用的CSS命名规则]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787420</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787420</guid><author>chengyan3170</author><pubDate>Fri, 29 Sep 2017 00:22:00 +0800</pubDate><description><![CDATA[CSS命名规范(规则)常用的CSS命名规则 　　头：header 　　内容：content/container 　　尾：footer 　　导航：nav 　　侧栏：sidebar 　　栏目：column 　　页面外围控制整体佈局宽度：wrapper 　　左右中：left right center...]]></description><category></category></item><item><title><![CDATA[焦点图 动态轮播无缝滚动 仿小米官网]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787419</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787419</guid><author>chengyan3170</author><pubDate>Fri, 29 Sep 2017 00:22:00 +0800</pubDate><description><![CDATA[&lt;!doctype html&gt;
&lt;html lang="en"&gt;
&lt;head&gt;

    &lt;meta charset="UTF-8"&gt;
    &lt;title&gt;学习&lt;/title&gt;
    &lt;!--页内样式表--&gt...]]></description><category></category></item><item><title><![CDATA[好玩的字符图案]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787418</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787418</guid><author>chengyan3170</author><pubDate>Fri, 29 Sep 2017 00:22:00 +0800</pubDate><description><![CDATA[//        ┏┓　　　┏┓+ +
//　　　┏┛┻━━━┛┻┓ + +
//　　　┃　　　　　　　┃ 　
//　　　┃　　　━　　　┃ ++ + + +
//　　 ████━████ ┃+
//　　　┃　　　　　　　┃ +
//　　　┃　　　┻　　　┃
//　　　┃　　　　　　　┃ +...]]></description><category></category></item><item><title><![CDATA[Vue.js安装]]></title><link>https://blog.youkuaiyun.com/chengyan3170/article/details/100787417</link><guid>https://blog.youkuaiyun.com/chengyan3170/article/details/100787417</guid><author>chengyan3170</author><pubDate>Fri, 29 Sep 2017 00:22:00 +0800</pubDate><description><![CDATA[0.Node.JS安装https://nodejs.org,下载最新版安装包根据提示安装node环境 

1.安装淘宝的cnpm 
npm install -g cnpm –registry=[https://registry.npm.taobao.org](https://registry...]]></description><category></category></item></channel></rss>