vue中使用自定义金额格式化组件,对金额进行千分位格式
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分两种情况:不使用vue/cli脚手架搭建和使用vue/cli脚手架搭建的项目
一、不使用vue/cli脚手架搭建
1、该组件基于vue,element,accountingjs
2、引入相应的js文件
< script src ="https://cdn.jsdelivr.net/npm/vue@2.5.17/dist/vue.js" ></ script > < script src ="https://cdn.bootcss.com/accounting.js/0.4.1/accounting.js" ></ script > <!-- 引入样式 --> < link rel ="stylesheet" href ="https://unpkg.com/element-ui/lib/theme-chalk/index.css" > <!-- 引入组件库 --> < script src ="https://unpkg.com/element-ui/lib/index.js" ></ script >
3、如何使用:html部分
< div id ="app" > < div style ="display:inline-block" > < currency-input v-model ="price" :decimal ="4" style ="width:200px;" @blur ="inputBlur" ></ currency-input > < el-button type ="primary" size ="small" @click ="submit" >提交</el-button></div></div>
4、如何使用:js部分
<script> Vue.component("currency-input", { template: ‘ <div class="el-input el-input--small"> <input class="el-input__inner" v-bind:value="formatValue" ref="input" v-on:input="updatevalue($event.target.value)" v-on:blur="onBlur" v-on:focus="selectAll"/> </div> ‘, props: { value: { type: [String, Number], default: 0, desc: ‘数值‘ }, symbol: { type: String, default: ‘‘, desc: ‘货币标识符‘ }, decimal: { type: Number, default: 2, desc: ‘小数位‘ } }, data() { return { focused: false, } }, computed: { formatValue() { if (this.focused) { return accounting.unformat(this.value); } else { return accounting.formatMoney(this.value, this.symbol, this.decimal); } } }, methods: { updatevalue(value) { var formatvalue = accounting.unformat(value); this.$emit("input", formatvalue) }, onBlur() { this.focused = false; this.$emit("blur"); this.dispatch("ElFormItem", "el.form.blur", [this.value]); }, selectAll(event) { this.focused = true; setTimeout(() => { event.target.select() }, 0) }, dispatch(componentName, eventName, params) { var parent = this.$parent || this.$root; var name = parent.$options.componentName; while (parent && (!name || name !== componentName)) { parent = parent.$parent; if (parent) { name = parent.$options.componentName; } } if (parent) { parent.$emit.apply(parent, [eventName].concat(params)); } } }, }) new Vue({ el: "#app", data() { return { price: "" } }, created() { setTimeout(() => { this.price = 1100; }, 1000); }, methods: { submit() { console.log(this.price) }, inputBlur() { console.log("触发了自定义事件"); } }, }) </script>
二、使用vue/cli脚手架搭建
currencyInput/CurrencyInput.vue
<template> <div> <div class="el-input el-input--small"> <input class="el-input__inner" v-bind:value="formatValue" ref="input" v-on:input="updatevalue($event.target.value)" v-on:blur="onBlur" v-on:focus="selectAll" /> </div> </div> </template> <script> import accounting from "accounting"; export default { props: { value: { type: [String, Number], default: 0, desc: "数值" }, symbol: { type: String, default: "", desc: "货币标识符" }, decimal: { type: Number, default: 2, desc: "小数位" }, elvalue: [String, Number] }, data() { return { focused: false }; }, computed: { formatValue() { if (this.focused) { returnthis.value ? accounting.unformat(this.value) : ""; } else { if (this.value === 0) { return accounting.formatMoney(this.value, this.symbol, this.decimal); } elseif ( this.value === "" || this.value === null || this.value === undefined ) { return ""; } else { return accounting.formatMoney(this.value, this.symbol, this.decimal); } } } }, methods: { updatevalue(value) { var formatvalue = !!value ? accounting.unformat(value) : ""; this.$emit("input", formatvalue); }, onBlur() { this.focused = false; this.$emit("blur", event); this.dispatch("ElFormItem", "el.form.blur", [this.value]); }, selectAll(event) { this.focused = true; setTimeout(() => { event.target.select(); }, 0); }, dispatch(componentName, eventName, params) { var parent = this.$parent || this.$root; var name = parent.$options.componentName; while (parent && (!name || name !== componentName)) { parent = parent.$parent; if (parent) { name = parent.$options.componentName; } } if (parent) { parent.$emit.apply(parent, [eventName].concat(params)); } } } }; </script>
currencyInput/index.js
import currencyInputComponent from "./CurrencyInput"; const currencyInput = { install:function(Vue){ Vue.component("currency-input",currencyInputComponent) } } export default currencyInput
main.js
// 自定义金额格式化组件,并全局注册 import currencyInput from "./components/CurrencyInput"; Vue.use(currencyInput) import accounting from ‘accounting‘
使用方法
<currency-input v-model="bhform.regCaptial"></currency-input>
github地址:https://github.com/wjs0509/vue-currency-input
原文:https://www.cnblogs.com/wjs0509/p/11151373.html
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