{"id":31238,"date":"2024-11-25T15:46:29","date_gmt":"2024-11-25T07:46:29","guid":{"rendered":"https:\/\/fwq.ai\/blog\/31238\/"},"modified":"2024-11-25T15:46:29","modified_gmt":"2024-11-25T07:46:29","slug":"%e6%95%99%e5%a4%a7%e5%ae%b6%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8%e5%be%ae%e4%bf%a1%e5%b0%8f%e7%a8%8b%e5%ba%8f%e6%95%b0%e5%ad%97%e6%bb%9a%e5%8a%a8%e6%8f%92%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/31238\/","title":{"rendered":"\u6559\u5927\u5bb6\u5982\u4f55\u4f7f\u7528\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u6570\u5b57\u6eda\u52a8\u63d2\u4ef6"},"content":{"rendered":"

\u672c\u6587\u4e3b\u8981\u548c\u5927\u5bb6\u4ecb\u7ecd\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u6570\u5b57\u6eda\u52a8\u63d2\u4ef6\u7684\u4f7f\u7528\u65b9\u6cd5\uff0c\u5177\u6709\u4e00\u5b9a\u7684\u53c2\u8003\u4ef7\u503c\uff0c\u611f\u5174\u8da3\u7684\u5c0f\u4f19\u4f34\u4eec\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0b\uff0c\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u5927\u5bb6\u3002<\/p>\n

\u7528es6\u8bed\u6cd5\u65b9\u5f0f\u5199\u4e86\u4e2a\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u5c0f\u63d2\u4ef6\u2013\u6570\u5b57\u6eda\u52a8\uff1b<\/p>\n

\u6548\u679c\u56fe\uff1a<\/p>\n

\"\u6559\u5927\u5bb6\u5982\u4f55\u4f7f\u7528\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u6570\u5b57\u6eda\u52a8\u63d2\u4ef6\u63d2\u56fe\"<\/p>\n

wxml\u9875\u9762\u5e03\u5c40\u4ee3\u7801\uff1a<\/p>\n

<\/p>\n

<!--pages\/main\/index.wxml--><view>\r\n  <view>{{num1}}{{num1Complete}}<\/view>\r\n  <view>{{num2}}{{num2Complete}}<\/view>\r\n  <view>{{num3}}{{num3Complete}}<\/view>\r\n  <view>\r\n  <button>click me<\/button>\r\n  <\/view><\/view><\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
index.js\u8c03\u7528NumberAnimate.js<\/p>\n
<\/p>\n
\/\/ pages\/main\/index.jsimport NumberAnimate from \"..\/..\/utils\/NumberAnimate\";Page({\r\n data:{ \r\n },\r\n onLoad:function(options){\r\n  \/\/ \u9875\u9762\u521d\u59cb\u5316 options\u4e3a\u9875\u9762\u8df3\u8f6c\u6240\u5e26\u6765\u7684\u53c2\u6570 \r\n },\r\n onReady:function(){ \r\n },\r\n onShow:function(){\r\n \r\n  \/\/ \u9875\u9762\u663e\u793a\r\n },\r\n onHide:function(){\r\n  \/\/ \u9875\u9762\u9690\u85cf\r\n }, \r\n onUnload:function(){\r\n  \/\/ \u9875\u9762\u5173\u95ed \r\n },\r\n \/\/\u8c03\u7528NumberAnimate.js\u4e2dNumberAnimate\u5b9e\u4f8b\u5316\u5bf9\u8c61\uff0c\u6d4b\u8bd53\u79cd\u6548\u679c\r\n animate:function(){\r\n \r\n  this.setData({\r\n   num1:'',\r\n   num2:'',\r\n   num3:'',\r\n   num1Complete:'',\r\n   num2Complete:'',\r\n   num3Complete:''\r\n  });\r\n \r\n  let num1 = 18362.856;\r\n  let n1 = new NumberAnimate({\r\n    from:num1,\/\/\u5f00\u59cb\u65f6\u7684\u6570\u5b57\r\n    speed:2000,\/\/ \u603b\u65f6\u95f4\r\n    refreshTime:100,\/\/ \u5237\u65b0\u4e00\u6b21\u7684\u65f6\u95f4\r\n    decimals:3,\/\/\u5c0f\u6570\u70b9\u540e\u7684\u4f4d\u6570\r\n    onUpdate:()=&gt;{\/\/\u66f4\u65b0\u56de\u8c03\u51fd\u6570\r\n     this.setData({\r\n      num1:n1.tempValue     });\r\n    },\r\n    onComplete:()=&gt;{\/\/\u5b8c\u6210\u56de\u8c03\u51fd\u6570\r\n      this.setData({\r\n       num1Complete:\" \u5b8c\u6210\u4e86\"\r\n      });\r\n    }\r\n  });\r\n \r\n  let num2 = 13388;\r\n  let n2 = new NumberAnimate({\r\n    from:num2,\r\n    speed:1500,\r\n    decimals:0,\r\n    refreshTime:100,\r\n    onUpdate:()=&gt;{\r\n     this.setData({\r\n      num2:n2.tempValue     });\r\n    },\r\n    onComplete:()=&gt;{\r\n      this.setData({\r\n       num2Complete:\" \u5b8c\u6210\u4e86\"\r\n      });\r\n    }\r\n  });\r\n \r\n  let num3 = 2123655255888.86;\r\n  let n3 = new NumberAnimate({\r\n    from:num3,\r\n    speed:2000,\r\n    refreshTime:100,\r\n    decimals:2,\r\n    onUpdate:()=&gt;{\r\n     this.setData({\r\n      num3:n3.tempValue     });\r\n    },\r\n    onComplete:()=&gt;{\r\n      this.setData({\r\n       num3Complete:\" \u5b8c\u6210\u4e86\"\r\n      });\r\n    }\r\n  });\r\n }})<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
NumberAnimate.js\u4ee3\u7801\uff1a <\/p>\n
<\/p>\n
\/**\r\n * Created by wangyy on 2016\/12\/26.\r\n *\/'use strict';class NumberAnimate {\r\n \r\n  constructor(opt) {\r\n    let def = {\r\n      from:50,\/\/\u5f00\u59cb\u65f6\u7684\u6570\u5b57\r\n      speed:2000,\/\/ \u603b\u65f6\u95f4\r\n      refreshTime:100,\/\/ \u5237\u65b0\u4e00\u6b21\u7684\u65f6\u95f4\r\n      decimals:2,\/\/ \u5c0f\u6570\u70b9\u540e\u7684\u4f4d\u6570\r\n      onUpdate:function(){}, \/\/ \u66f4\u65b0\u65f6\u56de\u8c03\u51fd\u6570\r\n      onComplete:function(){} \/\/ \u5b8c\u6210\u65f6\u56de\u8c03\u51fd\u6570\r\n    }\r\n    this.tempValue = 0;\/\/\u7d2f\u52a0\u53d8\u91cf\u503c\r\n    this.opt = Object.assign(def,opt);\/\/assign\u4f20\u5165\u914d\u7f6e\u53c2\u6570\r\n    this.loopCount = 0;\/\/\u5faa\u73af\u6b21\u6570\u8ba1\u6570\r\n    this.loops = Math.ceil(this.opt.speed\/this.opt.refreshTime);\/\/\u6570\u5b57\u7d2f\u52a0\u6b21\u6570\r\n    this.increment = (this.opt.from\/this.loops);\/\/\u6bcf\u6b21\u7d2f\u52a0\u7684\u503c\r\n    this.interval = null;\/\/\u8ba1\u65f6\u5668\u5bf9\u8c61\r\n    this.init();\r\n  }\r\n  init(){\r\n    this.interval = setInterval(()=&gt;{this.updateTimer()},this.opt.refreshTime);\r\n  }\r\n \r\n  updateTimer(){\r\n \r\n    this.loopCount++;\r\n    this.tempValue = this.formatFloat(this.tempValue,this.increment).toFixed(this.opt.decimals);\r\n    if(this.loopCount &gt;= this.loops){\r\n      clearInterval(this.interval);\r\n      this.tempValue = this.opt.from;\r\n      this.opt.onComplete();\r\n    }\r\n    this.opt.onUpdate();\r\n  }\r\n  \/\/\u89e3\u51b30.1+0.2\u4e0d\u7b49\u4e8e0.3\u7684\u5c0f\u6570\u7d2f\u52a0\u7cbe\u5ea6\u95ee\u9898\r\n  formatFloat(num1, num2) {\r\n    let baseNum, baseNum1, baseNum2;\r\n    try {\r\n      baseNum1 = num1.toString().split(\".\")[1].length;\r\n    } catch (e) {\r\n      baseNum1 = 0;\r\n    }\r\n    try {\r\n      baseNum2 = num2.toString().split(\".\")[1].length;\r\n    } catch (e) {\r\n      baseNum2 = 0;\r\n    }\r\n    baseNum = Math.pow(10, Math.max(baseNum1, baseNum2));\r\n    return (num1 * baseNum + num2 * baseNum) \/ baseNum;\r\n  };}export default NumberAnimate;<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u76f8\u5173\u63a8\u8350\uff1a<\/p>\n<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u6559\u5927\u5bb6\u5982\u4f55\u4f7f\u7528\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u6570\u5b57\u6eda\u52a8\u63d2\u4ef6\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u672c\u6587\u4e3b\u8981\u548c\u5927\u5bb6\u4ecb\u7ecd\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u6570\u5b57\u6eda\u52a8\u63d2\u4ef6\u7684\u4f7f\u7528\u65b9\u6cd5\uff0c\u5177\u6709\u4e00\u5b9a\u7684\u53c2\u8003\u4ef7\u503c\uff0c\u611f\u5174\u8da3\u7684\u5c0f\u4f19\u4f34\u4eec\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0b\uff0c\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u5927\u5bb6\u3002 \u7528es6\u8bed\u6cd5\u65b9\u5f0f\u5199\u4e86\u4e2a\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u5c0f\u63d2\u4ef6\u2013\u6570\u5b57\u6eda\u52a8\uff1b \u6548\u679c\u56fe\uff1a wxml\u9875\u9762\u5e03\u5c40\u4ee3\u7801\uff1a <!–pages\/main\/index.wxml–><view>   <view>{{num1}}{{num1Complete}}<\/view>   <view>{{num2}}{{num2Complete}}<\/view>   <view>{{num3}}{{num3Complete}}<\/view>   <view>   <button>click me<\/button>   <\/view><\/view> \u767b\u5f55\u540e\u590d\u5236 index.js\u8c03\u7528NumberAnimate.js \/\/ pages\/main\/index.jsimport NumberAnimate from “..\/..\/utils\/NumberAnimate”;Page({  data:{   },  onLoad:function(options){   \/\/ \u9875\u9762\u521d\u59cb\u5316 options\u4e3a\u9875\u9762\u8df3\u8f6c\u6240\u5e26\u6765\u7684\u53c2\u6570   },  onReady:function(){   },  onShow:function(){     \/\/ \u9875\u9762\u663e\u793a  },  onHide:function(){   \/\/ \u9875\u9762\u9690\u85cf  },   onUnload:function(){   \/\/ \u9875\u9762\u5173\u95ed   },  \/\/\u8c03\u7528NumberAnimate.js\u4e2dNumberAnimate\u5b9e\u4f8b\u5316\u5bf9\u8c61\uff0c\u6d4b\u8bd53\u79cd\u6548\u679c  animate:function(){     this.setData({    num1:”,    num2:”,    num3:”,    num1Complete:”,    num2Complete:”,    num3Complete:”   });     let num1 = 18362.856;   let n1 = new NumberAnimate({     from:num1,\/\/\u5f00\u59cb\u65f6\u7684\u6570\u5b57     speed:2000,\/\/ \u603b\u65f6\u95f4     refreshTime:100,\/\/ \u5237\u65b0\u4e00\u6b21\u7684\u65f6\u95f4     decimals:3,\/\/\u5c0f\u6570\u70b9\u540e\u7684\u4f4d\u6570     onUpdate:()=&gt;{\/\/\u66f4\u65b0\u56de\u8c03\u51fd\u6570      this.setData({       num1:n1.tempValue     });     },     onComplete:()=&gt;{\/\/\u5b8c\u6210\u56de\u8c03\u51fd\u6570       this.setData({ […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[],"class_list":["post-31238","post","type-post","status-publish","format-standard","hentry","category-19"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/31238","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=31238"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/31238\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=31238"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=31238"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=31238"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}