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系列: JavaScript javascript 10 行 · 更新于 2026-02-03

exercise2.js

JavaScript/modules/module1-foundations/code-examples/lesson2/exercise2.js

// Exercise 2: Type Checking
let name = "Bob";
let age = 30;
let isMarried = false;
let salary = 50000.50;

console.log("Name type:", typeof name);      // "string"
console.log("Age type:", typeof age);        // "number"
console.log("Married type:", typeof isMarried); // "boolean"
console.log("Salary type:", typeof salary);  // "number"

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