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v-html 有xss风险 computed有缓存,data不变就不会重新变化 watch如何深度监听 watch正常监听不到引用值对象属性的变化,需要在watch开启deep实现深度监听 data(){ return{ styleData:{ fontSize:'40px', 这里使用驼峰写法 b 阅读全文
posted @ 2021-03-30 21:02
abcdefgab
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1.尽可能避免在块内声明函数 foo(); // "b" var a = true; if (a) { function foo() { console.log("a"); } } else { function foo() { console.log("b"); } } 2.函数提升优于变量提升， 阅读全文
posted @ 2021-03-29 11:16
abcdefgab
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const { resolve } = require("path") const MiniCssExtractPlugin = require('mini-css-extract-plugin')//分离css文件 const OptimizeCssAssetsWebpackPlugin = re 阅读全文
posted @ 2021-03-26 21:15
abcdefgab
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冒泡排序: Array.prototype.bubbleSort = function () { for (let i = 0; i < this.length - 1; i += 1) { for (let j = 0; j < this.length - 1 - i; j += 1) { if 阅读全文
posted @ 2021-03-23 21:56
abcdefgab
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{ // Use IntelliSense to learn about possible attributes. // Hover to view descriptions of existing attributes. // For more information, visit: https: 阅读全文
posted @ 2021-03-16 00:04
abcdefgab
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<template> <div id="app"> <el-form :inline="true" :model="data" :rules="rules" class="demo-form-inline" ref="form" > <el-form-item label="审批人" prop="u 阅读全文
posted @ 2021-03-13 21:39
abcdefgab
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class jQuery { constructor(selector) { const result = document.querySelectorAll(selector) const length = result.length for (let i = 0; i < length; i++ 阅读全文
posted @ 2021-03-10 18:46
abcdefgab
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/** * 深拷贝 */ const obj1 = { age: 20, name: 'xxx', address: { city: 'beijing' }, arr: ['a', 'b', 'c'] } const obj2 = deepClone(obj1) obj2.address.city 阅读全文
posted @ 2021-03-09 21:57
abcdefgab
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<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="wi 阅读全文
posted @ 2021-03-09 20:43
abcdefgab
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圣杯布局 <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" conten 阅读全文
posted @ 2021-03-09 20:34
abcdefgab
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