Wrapping up js series

10_classes_and_oop/getter_setter.js

@@ -0,0 +1,24 @@
+class User {
+    constructor(email, password){
+        this.email = email;
+        this.password = password
+    }
+
+    get email(){
+        return this._email.toUpperCase()
+    }
+    set email(value){
+        this._email = value
+    }
+
+    get password(){
+        return `${this._password}hitesh`
+    }
+
+    set password(value){
+        this._password = value
+    }
+}
+
+const hitesh = new User("[email protected]", "abc")
+console.log(hitesh.email);

10_classes_and_oop/mathpi.js

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+const descripter = Object.getOwnPropertyDescriptor(Math, "PI")
+
+// console.log(descripter);
+
+// console.log(Math.PI);
+// Math.PI = 5
+// console.log(Math.PI);
+
+const chai = {
+    name: 'ginger chai',
+    price: 250,
+    isAvailable: true,
+
+    orderChai: function(){
+        console.log("chai nhi bni");
+    }
+}
+
+console.log(Object.getOwnPropertyDescriptor(chai, "name"));
+
+Object.defineProperty(chai, 'name', {
+    //writable: false,
+    enumerable: true,
+
+})
+
+console.log(Object.getOwnPropertyDescriptor(chai, "name"));
+
+for (let [key, value] of Object.entries(chai)) {
+    if (typeof value !== 'function') {
+
+        console.log(`${key} : ${value}`);
+    }
+}

10_classes_and_oop/object_get_set.js

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+const User = {
+    _email: '[email protected]',
+    _password: "abc",
+
+
+    get email(){
+        return this._email.toUpperCase()
+    },
+
+    set email(value){
+        this._email = value
+    }
+}
+
+const tea = Object.create(User)
+console.log(tea.email);

10_classes_and_oop/properties_get_set.js

@@ -0,0 +1,26 @@
+function User(email, password){
+    this._email = email;
+    this._password = password
+
+    Object.defineProperty(this, 'email', {
+        get: function(){
+            return this._email.toUpperCase()
+        },
+        set: function(value){
+            this._email = value
+        }
+    })
+    Object.defineProperty(this, 'password', {
+        get: function(){
+            return this._password.toUpperCase()
+        },
+        set: function(value){
+            this._password = value
+        }
+    })
+
+}
+
+const chai = new User("[email protected]", "chai")
+
+console.log(chai.email);