<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[qq_42934839的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/qq_42934839</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; qq_42934839]]></copyright><item><title><![CDATA[echarts地图文字居中]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/126085596</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/126085596</guid><author>qq_42934839</author><pubDate>Sun, 31 Jul 2022 14:58:32 +0800</pubDate><description><![CDATA[echarts地图文字居中]]></description><category></category></item><item><title><![CDATA[小程序canvas剪切圆形头像]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/103470807</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/103470807</guid><author>qq_42934839</author><pubDate>Tue, 10 Dec 2019 10:43:02 +0800</pubDate><description><![CDATA[onReady: function (e) {
	var context = wx.createCanvasContext('画布ID');//获取画布

	context.save()//保存绘图上下文
	context.arc(圆心X坐标, 圆心Y坐标, 圆的半径, 0, 2 * Math.PI)//绘制圆形
	context.stroke()//这个一定要有，不然图片不剪切，我就是遇到了这个...]]></description><category></category></item><item><title><![CDATA[小程序画布生成海报，保存到本地]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/103368588</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/103368588</guid><author>qq_42934839</author><pubDate>Tue, 03 Dec 2019 15:45:22 +0800</pubDate><description><![CDATA[生成自己的专属海报保存本地后分享
WXML
&lt;!-- 点击出现弹窗 --&gt;
&lt;view bindtap="formSubmit"&gt;分享二维码&lt;/view&gt;
&lt;!-- 分享海报 --&gt;
    &lt;view class='imagePathBox' hidden="{{maskHidden == false}}"&gt;
      &lt;vie...]]></description><category></category></item><item><title><![CDATA[一键复制插件——clipboard.js]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/103345065</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/103345065</guid><author>qq_42934839</author><pubDate>Mon, 02 Dec 2019 11:01:12 +0800</pubDate><description><![CDATA[项目遇到需一键复制的功能，在网上找到这个插件并运用，js地址：http://lbgs.kb-robot.com/webpage/js/clipboard.min.js
复制span展示的内容，span内容为自动生成
HTML
&lt;div&gt;openID：&lt;span id="openId"&gt;&lt;/span&gt;&lt;/div&gt;
	&lt;a id="copy" da...]]></description><category></category></item><item><title><![CDATA[微信浏览器自动关闭页面]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/103314031</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/103314031</guid><author>qq_42934839</author><pubDate>Fri, 29 Nov 2019 16:51:41 +0800</pubDate><description><![CDATA[setTimeout(function() {
  //这个可以关闭安卓系统的手机
   document.addEventListener(
      "WeixinJSBridgeReady",
      function() {
         WeixinJSBridge.call("closeWindow");
      },
     false
   );
    //这个可...]]></description><category></category></item><item><title><![CDATA[CSS3 rem单位运用]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/103052033</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/103052033</guid><author>qq_42934839</author><pubDate>Wed, 13 Nov 2019 16:40:49 +0800</pubDate><description><![CDATA[仅供自己保存查看
1rem = 100px
function Rem() {
				var oHtmlElem = document.documentElement,
					nWinWid = oHtmlElem.clientWidth / 7.5;
				if (nWinWid &gt; 100) nWinWid = 100;
				oHtmlElem.style.fontSize =...]]></description><category></category></item><item><title><![CDATA[小程序swiper高度自适应]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/102966431</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/102966431</guid><author>qq_42934839</author><pubDate>Fri, 08 Nov 2019 08:53:51 +0800</pubDate><description><![CDATA[WXML
&lt;swiper indicator-dots="true" autoplay="true" interval="3000" style='height:{{bannerHeight}}px'&gt;
        &lt;block wx:for="{{imgUrls}}" wx:key="key"&gt;
          &lt;swiper-item&gt;
      ...]]></description><category></category></item><item><title><![CDATA[小程序checkbox全选]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/102667993</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/102667993</guid><author>qq_42934839</author><pubDate>Mon, 21 Oct 2019 17:19:41 +0800</pubDate><description><![CDATA[WXML
&lt;view class="tr"&gt;
      &lt;view class="th"&gt;
        &lt;checkbox bindtap="selectall" /&gt;全选
      &lt;/view&gt;
      &lt;view class="th"&gt;id&lt;/view&gt;
      &lt;view class="th"&g...]]></description><category></category></item><item><title><![CDATA[小程序遇到的问题：报错Setting data field "num" to undefined is invalid.]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/102370051</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/102370051</guid><author>qq_42934839</author><pubDate>Tue, 08 Oct 2019 11:00:01 +0800</pubDate><description><![CDATA[写view点击添加移除class样式时，遇到报错，时灵时不灵的。
报错之前的写法
由于是同一个选择又需分开展示，因此数据没有写在js里面。
WXML
&lt;view class="border"&gt;
          &lt;view class="{{num == 1?'active':'act'}} conts" data-num="1" data-price="20" bindtap...]]></description><category></category></item><item><title><![CDATA[jQuery点击显示隐藏带箭头]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/100009211</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/100009211</guid><author>qq_42934839</author><pubDate>Thu, 22 Aug 2019 10:28:51 +0800</pubDate><description><![CDATA[html
&lt;dl class="list" id="menu"&gt;
						&lt;dd&gt;
							&lt;a href="javascript:;" class="submenu"&gt;抗震支架零部件&lt;i&gt;&lt;/i&gt;&lt;/a&gt;
							&lt;ul class="drop"&gt;
								&lt;li&gt;&lt;a ...]]></description><category></category></item><item><title><![CDATA[判断href显示对应菜单高亮]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/84069340</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/84069340</guid><author>qq_42934839</author><pubDate>Fri, 05 Jul 2019 16:32:54 +0800</pubDate><description><![CDATA[HTML
&amp;lt;div class=&quot;nav&quot;&amp;gt;
2         &amp;lt;ul&amp;gt;
3             &amp;lt;li&amp;gt;&amp;lt;a href=&quot;index.html&quot;&amp;gt;首 页&amp;lt;/a&amp;gt;&amp;lt;/li&amp;gt;
4             &amp;lt;li&amp;gt;&amp;lt;a href=&quot;b.htm]]></description><category></category></item><item><title><![CDATA[纯CSS实现垂直居中]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/93616792</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/93616792</guid><author>qq_42934839</author><pubDate>Tue, 25 Jun 2019 14:17:13 +0800</pubDate><description><![CDATA[在别处看的，保存一下。
1.table-cell
display: table-cell;
vertical-align: middle;
 text-align: center;      

2.flex
display: flex;
justify-content:center;
align-items:Center;

3.绝对定位和负边距（明确宽度和高度）
position: absol...]]></description><category></category></item><item><title><![CDATA[小程序picker自定义二级联动]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/90898818</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/90898818</guid><author>qq_42934839</author><pubDate>Wed, 05 Jun 2019 10:59:55 +0800</pubDate><description><![CDATA[项目中遇到只需要选择年月，找到一个三级联动的例子改的
WXML
&lt;picker mode="multiSelector" bindchange="bindMultiPickerChange" bindcolumnchange="bindMultiPickerColumnChange" value="{{multiIndex}}" range="{{multiArray}}"&gt;
    ...]]></description><category></category></item><item><title><![CDATA[小程序点击switch打开弹窗]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/90898327</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/90898327</guid><author>qq_42934839</author><pubDate>Wed, 05 Jun 2019 10:38:58 +0800</pubDate><description><![CDATA[做项目遇到选择这个功能需缴费，弹窗提醒后跳转缴费页面
WXML
&lt;switch bindchange='modalTap' /&gt;

JS
modalTap:function(e){
    console.log(e.detail.value)
    if (e.detail.value == true){//判断switch是否为true
      wx.showModal({
...]]></description><category></category></item><item><title><![CDATA[小程序view选中添加样式]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/90898174</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/90898174</guid><author>qq_42934839</author><pubDate>Wed, 05 Jun 2019 10:34:21 +0800</pubDate><description><![CDATA[做一个充值选择套餐的页面，没有用radio，直接用view做的效果，用radio传值比较方便。
WXML
&lt;view class='cont'&gt;
        &lt;block wx:for="{{prices}}"&gt;
          &lt;view data-select="{{item.select}}" data-price='{{item.price}}' cl...]]></description><category></category></item><item><title><![CDATA[小程序成倍加减效果]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/90897898</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/90897898</guid><author>qq_42934839</author><pubDate>Wed, 05 Jun 2019 10:21:14 +0800</pubDate><description><![CDATA[在项目开发过程中遇到，价格和数量需成10倍的增长，找到一个加减的效果自己改了改，加上了数量和成倍。
WXML
&lt;view&gt;￥{{money}}&lt;/view&gt;
&lt;view class='stepper'&gt;
    &lt;text class='{{minusStatus}}' bindtap='bindMinus'&gt;-&lt;/text&gt;
     ...]]></description><category></category></item><item><title><![CDATA[微信小程序tab选项卡（动态获取）]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/90372227</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/90372227</guid><author>qq_42934839</author><pubDate>Mon, 20 May 2019 11:49:09 +0800</pubDate><description><![CDATA[WXML
&lt;view&gt;
  &lt;scroll-view scroll-x="{{true}}" class="top-nav-container" scroll-left="{{scrollLeft}}"&gt;
    &lt;block wx:for="{{topNavs}}"&gt;
      &lt;view class="tab-item {{currentActive...]]></description><category></category></item><item><title><![CDATA[通过URL对应栏目显示高亮]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/87890212</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/87890212</guid><author>qq_42934839</author><pubDate>Sat, 23 Feb 2019 11:35:38 +0800</pubDate><description><![CDATA[HTML部分
&amp;lt;ul id=&quot;main-menu&quot; class=&quot;main-menu&quot;&amp;gt;
		&amp;lt;li&amp;gt;
			&amp;lt;a href=&quot;loginController.do?login&quot;&amp;gt;首页&amp;lt;/a&amp;gt;
		&amp;lt;/li&amp;gt;
		&amp;lt;li&amp;gt;
			&amp;lt;a href=&quot;loginC]]></description><category></category></item><item><title><![CDATA[JSP页面无操作3秒自动刷新]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/87890058</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/87890058</guid><author>qq_42934839</author><pubDate>Sat, 23 Feb 2019 11:26:26 +0800</pubDate><description><![CDATA[&amp;lt;script type=&quot;text/javascript&quot;&amp;gt;
	var optAction = false;      //定义判断条件false，if(!optAction)来判断
    var autoTime;               //定时器
    var body = document.getElementsByTagName(&quot;body&quot;)[0];
 
    ...]]></description><category></category></item><item><title><![CDATA[小程序之保存图片到相册]]></title><link>https://blog.youkuaiyun.com/qq_42934839/article/details/82870714</link><guid>https://blog.youkuaiyun.com/qq_42934839/article/details/82870714</guid><author>qq_42934839</author><pubDate>Thu, 27 Sep 2018 17:43:06 +0800</pubDate><description><![CDATA[//获取相册授权
wx.getSetting({
success(res) {
if (!res.authSetting[‘scope.writePhotosAlbum’]) {
wx.authorize({
scope:‘scope.writePhotosAlbum’,
success() {
console.log(‘授权成功’)
}
})
}
}
})
//此方法可以写在app.js中，也可...]]></description><category></category></item></channel></rss>