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JavaScript 对象构造器
tryjs_object_constructor4
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<!DOCTYPE html> <html> <body> <h2>JavaScript 对象构造函数</h2> <p>您不能向构造函数添加新属性。</p> <p id="demo"></p> <script> // Person 对象的构造函数 function Person(first, last, age, eye) { this.firstName = first; this.lastName = last; this.age = age; this.eyeColor = eye; } // 您不能向构造函数添加新属性 Person.nationality = "English"; // 创建 2 个 Person 对象 var myFather = new Person("John", "Doe", 50, "blue"); var myMother = new Person("Sally", "Rally", 48, "green"); // Display nationality document.getElementById("demo").innerHTML = "The nationality of my father is " + myFather.nationality; </script> </body> </html>