📅  最后修改于: 2022-03-11 15:02:53.743000             🧑  作者: Mango
// String with some numbers
const str = "Hello12345World!";
// Regular expression
const regex = /\d/;
// Check if string contians numbers
const doesItHaveNumber = regex.test(str);
console.log(doesItHaveNumber); // true