More than 3 years have passed since last update.

JavaScriptで正規表現を使って対象文字列が意図した文字列か判定する方法

JavaScript
正規表現

Last updated at 2019-07-10Posted at 2019-07-04

例えば6桁の半角英数字のみTrueにしたい場合、

hoge.js

const hoge = 'abc123';
const hogeRegExp = new RegExp('^[a-zA-Z0-9]{6}$');
if(hogeRegExp.test(hoge)){
   console.log('true');
}else{
   console.log('false');
}
//trueが表示される

You get articles that match your needs
You can efficiently read back useful information
You can use dark theme

What you can do with signing up