다음은 JavaScript의 공통 인스턴스 간에 비공개 멤버를 공유하는 코드입니다. −
예시
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Document</title>
<style>
body {
font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}
.result {
font-size: 18px;
font-weight: 500;
color: blueviolet;
}
</style>
</head>
<body>
<h1>Share private members among common instances in JavaScript</h1>
<div class="result"></div>
<br />
<button class="Btn">Click Here</button>
<h3>Click on the above button to display the personName property</h3>
<script>
let resEle = document.querySelector(".result");
let BtnEle = document.querySelector(".Btn");
function Person(name) {
let personName = name;
this.returnName = function () {
return personName;
};
}
let person1 = new Person("Rohan");
let person2 = new Person("Shawn");
BtnEle.addEventListener("click", () => {
resEle.innerHTML =
"person1.returnName() = " + person1.returnName() + "<br>";
resEle.innerHTML +=
"person1.returnName() = " + person2.returnName() + "<br>";
resEle.innerHTML +=
"person1.personName = " + person1.personName + "<br>";
resEle.innerHTML +=
"person2.personName = " + person2.personName + "<br>";
});
</script>
</body>
</html> 출력
'여기를 클릭' 버튼을 클릭하면 -
