How to use regular verification in vue.js

Vue.js uses regular verification method: first define const; then use the test method, the code is [if(reg.test(data)){console.log("pass regular verification");} else{console.log("Failed regular verification")}}].

The operating environment of this tutorial: windows10 system, vue2.9, this article is applicable to all brands of computers.

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Vue.js uses regular verification method:

Definition const

Use test method

testMethod(data){
const reg = /^[^\u4e00-\u9fa5]{1,20}$/;
if(reg.test(data)){
console.log("通过正则验证");
}else{
        console.log("未通过正则验证")
    }
}

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