https://blog.csdn.net/qq_34928693/article/details/80539350

element UI<el-formref="ruleForm":rules="rules":model="addEditForm"label-width="80px"><el-form-itemlabel="角色名称"prop="roleName"><el-inputv-model.trim="addEditForm.roleName"placeholder="填写

项目根目录新建vue.config.js文件在vue.config.js文件配置代理

uniapp 出现这个红色提示语 MaxListenersExceededWarning: Possible EventEmitter memory leak detected. 11 upgr

<el-select multiple collapse-tags clearable v-model="biddingStage" placeholder="请选择" @change="handleSelect"><div style="padding: 0 20px;line-height:34px"><el-checkbox :indeterminate="is

vue使用三元表达式绑定class<div :class="[isActive ? 'active' :'']">测试</div><script>export default {data () {return {isActive: true}}}</script><style scoped>.active {font-size: 16px

el-input 只能输入整数（包括正数、负数、0），没有长度限制<el-input type="text" v-model="height" @input="handleEdit" /></div>handleEdit(e) {let value = e.replace(/[^(\-?\d+)]/g,"") // 只能输入-和数字value = value.replace