譬如朝露
arcgis api 3.x使用typescript
npm install --save @types/arcgis-js-api@3使用方法： loadModules(['esri/layers/GraphicsLayer', 'esri/geometry/Polygon&#...
Echarts的tooltip加上单位并带着图例颜色
formatter: (params: any) => { console.log(params); var relVal = params[0].name; f...
Echarts字体自适应4k屏幕
export function fontSize(res: number) { let docEl = document.documentElement, clientWidth = window.innerWidth || docum...
Echarts的Tooltip里不显示数值为0的数据
tooltip: { trigger: 'axis', formatter: function (params) { var res = `${params[0].name} <br/>` for (const item...
Arcgis api4.x裁剪
例如显示的线超出了苏州省，把超出苏州省的线或者面裁减掉 苏州省范围 const polygon = new Polygon({ rings: jsonData.features[...
Leaflet生成等值线
<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset...
arcgis api 4.20请求GP服务
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> ...
Vue3使用element-plus动态切换语言
<template> <el-config-provider :locale="locale"> <router-view></router-view> </el-config-provider> </template> <s...
vue3使用i18n语言切换
版本"vue-i18n": "^9.2.0-beta.19",配置i18nimport {createI18n} from 'vue-i18n' import zhLocale from './lang/zh'; imp...
Vue3无限递归菜单
创建Silderbar组件<template> <el-menu :uniqueOpened="true" default-active="2" background-color="rgb(48, 65, 86)" ...
vite配置less export功能
第一步：vite.config.tsimport { defineConfig } from 'vite' import vue from '@vitejs/plugin-vue' import path from &#...
JS使用文件流上传PDF,EXCEL,WORD等格式文件
const customRequest = async (option: any) => { const formData = new FormData(); const type = option.file.type; ...
