watch: {<\/p>\n \/\/ \u76d1\u542c formData.username \u7684\u53d8\u5316<\/p>\n
'formData.username'(newValue) {<\/p>\n
if (newValue.length < 5) {<\/p>\n
\/\/ \u5904\u7406\u9a8c\u8bc1\u4e0d\u901a\u8fc7\u7684\u903b\u8f91<\/p>\n
} else {<\/p>\n
\/\/ \u5904\u7406\u9a8c\u8bc1\u901a\u8fc7\u7684\u903b\u8f91<\/p>\n
}<\/p>\n
},<\/p>\n
\/\/ \u76d1\u542c formData.email \u7684\u53d8\u5316\uff0c\u5e76\u4f7f\u7528\u7bad\u5934\u51fd\u6570<\/p>\n
'formData.email': (newValue) => {<\/p>\n
const re = \/^(([^<>()\\[\\]\\\\.,;:\\s@"]+(\\.[^<>()\\[\\]\\\\.,;:\\s@"]+)*)|(".+"))@((\\[[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\.[0-9]{1,3}\\])|(([a-zA-Z\\-0-9]+\\.)+[a-zA-Z]{2,}))$\/;<\/p>\n
if (!re.test(newValue)) {<\/p>\n
\/\/ \u5904\u7406\u9a8c\u8bc1\u4e0d\u901a\u8fc7\u7684\u903b\u8f91<\/p>\n
} else {<\/p>\n
\/\/ \u5904\u7406\u9a8c\u8bc1\u901a\u8fc7\u7684\u903b\u8f91<\/p>\n
}<\/p>\n
},<\/p>\n
\/\/ \u5176\u4ed6\u5b57\u6bb5\u76d1\u542c\u5668<\/p>\n
},<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u914d\u5408\u65b9\u6cd5\u4f7f\u7528\u76d1\u542c\u5668<\/h4>\n<\/p>\n
\u76d1\u542c\u5668\u53ef\u4ee5\u89e6\u53d1\u9a8c\u8bc1\u903b\u8f91\uff0c\u8fd9\u4e9b\u903b\u8f91\u53ef\u4ee5\u5b9a\u4e49\u5728\u65b9\u6cd5\u4e2d\u3002<\/p>\n<\/p>\n
methods: {<\/p>\n validateUsername() {<\/p>\n
this.usernameValid = this.formData.username.length >= 5;<\/p>\n
},<\/p>\n
validateEmail() {<\/p>\n
\/\/ \u540c\u6837\u7684\u7535\u5b50\u90ae\u4ef6\u9a8c\u8bc1\u903b\u8f91<\/p>\n
},<\/p>\n
\/\/ \u5176\u4ed6\u9a8c\u8bc1\u65b9\u6cd5<\/p>\n
},<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528\u7b2c\u4e09\u65b9\u5e93VeeValidate<\/h3>\n<\/p>\n
VeeValidate\u662f\u4e00\u4e2a\u7528\u4e8eVue.js\u7684\u8868\u5355\u9a8c\u8bc1\u5e93\uff0c\u5b83\u7279\u522b\u9002\u5408\u5728\u9879\u76ee\u4e2d\u8fdb\u884c\u590d\u6742\u7684\u8868\u5355\u9a8c\u8bc1\u3002<\/p>\n<\/p>\n
\u5b89\u88c5VeeValidate<\/h4>\n<\/p>\n
\u8981\u5728\u9879\u76ee\u4e2d\u4f7f\u7528VeeValidate\uff0c\u9996\u5148\u9700\u8981\u5b89\u88c5\u5b83\u3002<\/p>\n<\/p>\n
npm install vee-validate<\/p>\n<\/code><\/pre>\n<\/p>\n
\u5f15\u5165VeeValidate<\/h4>\n<\/p>\n
\u5728\u9700\u8981\u9a8c\u8bc1\u7684\u7ec4\u4ef6\u4e2d\uff0c\u4f60\u9700\u8981\u5f15\u5165\u5e76\u4f7f\u7528VeeValidate\u63d0\u4f9b\u7684ValidationProvider<\/code>\u7ec4\u4ef6\u3002<\/p>\n<\/p>\n<template><\/p>\n <form><\/p>\n
<validation-provider rules="required|min:5" v-slot="{ errors }"><\/p>\n
<input v-model="username" type="text" placeholder="Username" \/><\/p>\n
<span>{{ errors[0] }}<\/span><\/p>\n
<\/validation-provider><\/p>\n
<!-- \u5176\u4ed6\u5b57\u6bb5 --><\/p>\n
<\/form><\/p>\n
<\/template><\/p>\n
<script><\/p>\n
import { ValidationProvider } from 'vee-validate';<\/p>\n
export default {<\/p>\n
components: {<\/p>\n
ValidationProvider,<\/p>\n
},<\/p>\n
\/\/ \u5176\u4ed6\u9009\u9879<\/p>\n
};<\/p>\n
<\/script><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5b9a\u4e49\u9a8c\u8bc1\u89c4\u5219<\/h4>\n<\/p>\n
VeeValidate\u5141\u8bb8\u4f60\u8bbe\u7f6e\u9884\u5b9a\u4e49\u7684\u89c4\u5219\uff0c\u6bd4\u5982required<\/code>\u6216\u8005min<\/code>\uff0c\u4e5f\u53ef\u4ee5\u5b9a\u4e49\u81ea\u5df1\u7684\u9a8c\u8bc1\u89c4\u5219\u3002<\/p>\n<\/p>\nimport { extend } from 'vee-validate';<\/p>\nimport { required, email, min } from 'vee-validate\/dist\/rules';<\/p>\n
\/\/ \u6dfb\u52a0\u9a8c\u8bc1\u89c4\u5219<\/p>\n
extend('required', {<\/p>\n
...required,<\/p>\n
message: 'This field is required'<\/p>\n
});<\/p>\n
extend('email', {<\/p>\n
...email,<\/p>\n
message: 'This field must be a valid email'<\/p>\n
});<\/p>\n
extend('min', {<\/p>\n
...min,<\/p>\n
message: 'This field must have at least {length} characters'<\/p>\n
});<\/p>\n
\/\/ \u5176\u4ed6\u89c4\u5219<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u7ed3\u5408Vuex\u8fdb\u884c\u8868\u5355\u9a8c\u8bc1<\/h3>\n<\/p>\n
\u5bf9\u4e8e\u5927\u578b\u5e94\u7528\uff0c\u72b6\u6001\u7ba1\u7406\u5e93Vuex\u53ef\u4ee5\u7528\u6765\u5904\u7406\u8de8\u7ec4\u4ef6\u7684\u8868\u5355\u72b6\u6001\u548c\u9a8c\u8bc1\u3002<\/p>\n<\/p>\n
Vuex\u72b6\u6001\u7ba1\u7406<\/h4>\n<\/p>\n
\u9996\u5148\uff0c\u5728Vuex store\u4e2d\u8bbe\u7f6e\u8868\u5355\u7684\u521d\u59cb\u72b6\u6001\u3002<\/p>\n<\/p>\n
\/\/ store.js<\/p>\nexport default new Vuex.Store({<\/p>\n
state: {<\/p>\n
formData: {<\/p>\n
username: '',<\/p>\n
email: '',<\/p>\n
\/\/ \u5176\u4ed6\u5b57\u6bb5<\/p>\n
},<\/p>\n
\/\/ \u5176\u4ed6\u72b6\u6001<\/p>\n
},<\/p>\n
\/\/ \u5176\u4ed6\u9009\u9879<\/p>\n
});<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u7ec4\u4ef6\u4e2d\u4f7f\u7528Vuex<\/h4>\n<\/p>\n
\u7136\u540e\uff0c\u5728\u9700\u8981\u7684\u7ec4\u4ef6\u4e2d\uff0c\u901a\u8fc7computed<\/code>\u5c5e\u6027\u548c...mapState<\/code>\u8f85\u52a9\u51fd\u6570\u6765\u83b7\u53d6\u72b6\u6001\u3002<\/p>\n<\/p>\nimport { mapState } from 'vuex';<\/p>\nexport default {<\/p>\n
computed: {<\/p>\n
...mapState({<\/p>\n
username: state => state.formData.username,<\/p>\n
email: state => state.formData.email,<\/p>\n
\/\/ \u5176\u4ed6\u5b57\u6bb5<\/p>\n
}),<\/p>\n
},<\/p>\n
\/\/ \u5176\u4ed6\u9009\u9879<\/p>\n
};<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u7ed3\u5408Vuex\u7684\u9a8c\u8bc1\u903b\u8f91<\/h4>\n<\/p>\n
\u8fd9\u6837\u4f60\u5c31\u53ef\u4ee5\u5728Vuex\u7684actions\u4e2d\u5b9a\u4e49\u8868\u5355\u9a8c\u8bc1\u903b\u8f91\uff0c\u5e76\u5728\u7ec4\u4ef6\u4e2d\u4f7f\u7528dispatch<\/code>\u8c03\u7528\u8fd9\u4e9b\u9a8c\u8bc1\u65b9\u6cd5\u3002<\/p>\n<\/p>\n\/\/ store.js<\/p>\nactions: {<\/p>\n
validateUsername({ commit, state }) {<\/p>\n
\/\/ \u9a8c\u8bc1\u903b\u8f91<\/p>\n
},<\/p>\n
validateEmail({ commit, state }) {<\/p>\n
\/\/ \u9a8c\u8bc1\u903b\u8f91<\/p>\n
},<\/p>\n
\/\/ \u5176\u4ed6\u9a8c\u8bc1\u903b\u8f91<\/p>\n
}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\/\/ in component<\/p>\nmethods: {<\/p>\n
validateForm() {<\/p>\n
this.$store.dispatch('validateUsername');<\/p>\n
this.$store.dispatch('validateEmail');<\/p>\n
\/\/ \u8c03\u7528\u5176\u4ed6\u9a8c\u8bc1\u65b9\u6cd5<\/p>\n
}<\/p>\n
}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u7efc\u5408\u4f7f\u7528\u591a\u79cd\u9a8c\u8bc1\u7b56\u7565<\/h3>\n<\/p>\n
\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\uff0c\u4e00\u4e2a\u5f3a\u5927\u7075\u6d3b\u7684\u8868\u5355\u9a8c\u8bc1\u53ef\u80fd\u9700\u8981\u7ed3\u5408\u4f7f\u7528\u4e0a\u8ff0\u7684\u591a\u79cd\u7b56\u7565\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u8ba1\u7b97\u5c5e\u6027\u6765\u8fdb\u884c\u57fa\u672c\u7684\u540c\u6b65\u9a8c\u8bc1\u3001\u4f7f\u7528\u5b88\u536b\u548c\u76d1\u542c\u5668\u6765\u5904\u7406\u66f4\u4e3a\u590d\u6742\u7684\u5f02\u6b65\u9a8c\u8bc1\u903b\u8f91\u4ee5\u53ca\u5f15\u5165\u7b2c\u4e09\u65b9\u5e93\u6765\u7b80\u5316\u4ee3\u7801\u548c\u63d0\u9ad8\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<\/p>\n
\u521b\u5efa\u7efc\u5408\u9a8c\u8bc1\u903b\u8f91<\/h4>\n<\/p>\n
\u7ed3\u5408\u4f7f\u7528\u4e0d\u540c\u7684\u65b9\u6cd5\u53ef\u4ee5\u521b\u9020\u51fa\u5f3a\u5927\u7684\u9a8c\u8bc1\u7cfb\u7edf\uff0c\u80fd\u591f\u5904\u7406\u5404\u79cd\u5404\u6837\u7684\u7528\u6237\u8f93\u5165\u548c\u8868\u5355\u72b6\u6001\u3002<\/p>\n<\/p>\n
\u5b9e\u73b0\u4f18\u96c5\u7684\u7528\u6237\u4f53\u9a8c<\/h4>\n<\/p>\n
\u901a\u8fc7\u5408\u7406\u7684\u9a8c\u8bc1\u63d0\u793a\u3001\u5373\u65f6\u7684\u9519\u8bef\u663e\u793a\u548c\u9a8c\u8bc1\u903b\u8f91\u7684\u4f18\u5316\uff0c\u53ef\u4ee5\u4e3a\u7528\u6237\u63d0\u4f9b\u6d41\u7545\u7684\u8868\u5355\u586b\u5199\u7ecf\u9a8c\u3002<\/p>\n<\/p>\n
\u6574\u4e2a\u9a8c\u8bc1\u8fc7\u7a0b\u9700\u8981\u786e\u4fdd\u7528\u6237\u754c\u9762, \u53ca\u65f6\u5730\u54cd\u5e94\u7528\u6237\u64cd\u4f5c\u548c\u53cd\u9988\uff1b\u540c\u65f6\u540e\u7aef\u4e5f\u5e94\u8be5\u5b9e\u65bd\u76f8\u5e94\u7684\u9a8c\u8bc1\u903b\u8f91\uff0c\u4ee5\u9632\u6b62\u4efb\u4f55\u4e0d\u5408\u6cd5\u7684\u6570\u636e\u4fdd\u5b58\u5230\u6570\u636e\u5e93\u4e2d\u3002<\/p>\n<\/p>\n
\u7ed3\u5408\u524d\u7aef\u6846\u67b6\u5982Vue.js\u548c\u76f8\u5173\u7684\u5e93\u4e0e\u5de5\u5177\uff0c\u8868\u5355\u9a8c\u8bc1\u53ef\u4ee5\u53d8\u5f97\u65e2\u5f3a\u5927\u53c8\u7075\u6d3b\uff0c\u8fd9\u6709\u52a9\u4e8e\u6784\u5efa\u66f4\u7a33\u5065\u3001\u66f4\u53cb\u597d\u7684\u7528\u6237\u754c\u9762\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n1. \u5982\u4f55\u4f7f\u7528Vue\u8fdb\u884c\u8868\u5355\u9a8c\u8bc1\uff1f<\/strong><\/p>\nVue\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u5185\u7f6e\u6307\u4ee4\u548c\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5f88\u65b9\u4fbf\u5730\u8fdb\u884c\u8868\u5355\u9a8c\u8bc1\u3002\u9996\u5148\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528v-model\u6307\u4ee4\u6765\u7ed1\u5b9a\u8868\u5355\u5143\u7d20\u548cVue\u5b9e\u4f8b\u7684\u6570\u636e\u3002\u7136\u540e\uff0c\u4f7f\u7528Vue\u7684computed\u5c5e\u6027\u6765\u5b9a\u4e49\u8868\u5355\u7684\u9a8c\u8bc1\u89c4\u5219\u548c\u9519\u8bef\u4fe1\u606f\u3002\u6700\u540e\uff0c\u5728\u8868\u5355\u63d0\u4ea4\u65f6\uff0c\u4f7f\u7528methods\u65b9\u6cd5\u4e2d\u7684\u51fd\u6570\u6765\u6267\u884c\u9a8c\u8bc1\u903b\u8f91\u3002\u901a\u8fc7\u8fd9\u4e9b\u6b65\u9aa4\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528Vue\u8f7b\u677e\u5730\u5b9e\u73b0\u8868\u5355\u9a8c\u8bc1\u3002<\/p>\n
2. Vue\u4e2d\u6709\u54ea\u4e9b\u5e38\u7528\u7684\u8868\u5355\u9a8c\u8bc1\u65b9\u6cd5\uff1f<\/strong><\/p>\n\u9664\u4e86\u5e38\u89c4\u7684required\u548cpattern\u9a8c\u8bc1\u5916\uff0cVue\u8fd8\u63d0\u4f9b\u4e86\u5176\u4ed6\u5f3a\u5927\u7684\u9a8c\u8bc1\u65b9\u6cd5\u3002\u4f8b\u5982\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528v-maxlength\u6307\u4ee4\u6765\u9650\u5236\u8f93\u5165\u5185\u5bb9\u7684\u6700\u5927\u957f\u5ea6\uff0c\u4f7f\u7528v-min\u6307\u4ee4\u6765\u9650\u5236\u8f93\u5165\u7684\u6700\u5c0f\u503c\uff0c\u4f7f\u7528v-max\u6307\u4ee4\u6765\u9650\u5236\u8f93\u5165\u7684\u6700\u5927\u503c\u7b49\u7b49\u3002\u6b64\u5916\uff0c\u4f60\u8fd8\u53ef\u4ee5\u4f7f\u7528\u81ea\u5b9a\u4e49\u7684\u9a8c\u8bc1\u65b9\u6cd5\uff0c\u901a\u8fc7\u5728Vue\u5b9e\u4f8b\u4e0a\u5b9a\u4e49\u4e00\u4e2a\u9a8c\u8bc1\u51fd\u6570\u6765\u5b9e\u73b0\u3002<\/p>\n
3. \u5982\u4f55\u5728Vue\u4e2d\u5b9e\u65f6\u663e\u793a\u8868\u5355\u9a8c\u8bc1\u7684\u9519\u8bef\u4fe1\u606f\uff1f<\/strong><\/p>\n\u5728Vue\u4e2d\uff0c\u4f60\u53ef\u4ee5\u901a\u8fc7v-bind\u6307\u4ee4\u548cv-show\u6307\u4ee4\u6765\u5b9e\u65f6\u663e\u793a\u8868\u5355\u9a8c\u8bc1\u7684\u9519\u8bef\u4fe1\u606f\u3002\u901a\u8fc7v-bind\u6307\u4ee4\uff0c\u4f60\u53ef\u4ee5\u5c06\u9519\u8bef\u4fe1\u606f\u7ed1\u5b9a\u5230\u5bf9\u5e94\u7684\u5143\u7d20\u4e0a\uff0c\u5e76\u4f7f\u7528v-show\u6307\u4ee4\u6765\u63a7\u5236\u9519\u8bef\u4fe1\u606f\u7684\u663e\u793a\u4e0e\u9690\u85cf\u3002\u5f53\u8868\u5355\u9a8c\u8bc1\u5931\u8d25\u65f6\uff0c\u9519\u8bef\u4fe1\u606f\u5c06\u4f1a\u663e\u793a\uff0c\u5f53\u8868\u5355\u9a8c\u8bc1\u6210\u529f\u65f6\uff0c\u9519\u8bef\u4fe1\u606f\u5c06\u4f1a\u9690\u85cf\u3002\u8fd9\u79cd\u5b9e\u65f6\u7684\u53cd\u9988\u5bf9\u4e8e\u7528\u6237\u6765\u8bf4\u975e\u5e38\u53cb\u597d\uff0c\u53ef\u4ee5\u5e2e\u52a9\u4ed6\u4eec\u51c6\u786e\u5730\u586b\u5199\u8868\u5355\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u8868\u5355\u9a8c\u8bc1\u5728Vue\u4e2d\u662f\u786e\u4fdd\u7528\u6237\u8f93\u5165\u7b26\u5408\u7279\u5b9a\u89c4\u5219\u7684\u5173\u952e\u73af\u8282\u3002\u5728Vue\u4e2d\u6267\u884c\u8868\u5355\u9a8c\u8bc1\u3001\u4f7f\u7528\u591a\u79cd\u65b9\u6cd5\u548c\u7b56\u7565\uff0c\u5176\u4e2d\u6700\u5e38\u89c1 […]","protected":false},"author":3,"featured_media":88769,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/88768"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=88768"}],"version-history":[{"count":0,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/88768\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/88769"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=88768"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=88768"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=88768"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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