mysecondpush substr and substring

src/functions/closure.js

@@ -0,0 +1,18 @@
+var denver = {name : 'Denver', age : 14};
+var petitPieds = {name : 'Petit Pied', age : -65000000};
+
+
+function pure(a,b) {
+    //a.age = 15; NOT PURE
+    return a.age + b.age; //Pure de change pas les variables en entrée
+}
+
+console.log('pure ', pure(denver,petitPieds));
+
+function unpure() {
+    //console.log ou screen() : will modify a stream
+    //capture the external petitPied object
+    //depends on external context, and not only params
+    console.log('kick : ' + petitPieds.name);
+}
+unpure();

src/functions/foreach.js

@@ -0,0 +1,20 @@
+var users = require('../data').users;
+
+users.forEach(function (user) {
+    console.log('user name : ', user.name)
+});
+console.log(' ');
+// no result sent by clog();
+users.forEach(user =>console.log('user name : ', user.name));
+
+//var admins = users.forEach(user => user.admin ? admins.push(user.name));
+console.log(' ');
+
+var admins= [];
+users.forEach( function (user){
+    if (user.admin===true){
+        admins.push(user.name)
+    }
+});
+
+console.log(admins);

src/functions/formats.js

@@ -0,0 +1,19 @@
+console.log('2+3 ',add(2,3));
+
+
+var mult = function multiply(a,b) {
+    return a*b;
+}; //variable qui fait appel à une fonction donc peut changer au cour du temps
+
+console.log('4*3 ', mult(4,3));
+
+function add(a,b) {
+    return a+b;
+};//fonction donc invariable peut être placer à la fin
+
+
+
+//fat arrow est une variable de type fonction
+var divide = (a,b)=> a/b;
+
+console.log('6/3 ', divide(6,3));

src/functions/operation.js

@@ -0,0 +1,30 @@
+function add(a,b) {
+    return a+b;
+};
+
+//autre façon une variable minus qui est une fonction... marche de la meme manière
+var minus = function (a,b) {
+    return a-b;
+};
+
+function divide(a,b) {
+    return a/b;
+};
+
+function multiply(a,b) {
+    return a*b;
+};
+
+console.log('2*6 : ', multiply(2,6));
+console.log('2-6 : ', minus(2,6));
+
+function operation (op, x, y){
+return op(x,y)
+};
+
+console.log(operation(multiply,56,59));
+
+var ops=[add, divide, multiply, minus];
+
+var randomElement= ops[Math.floor(Math.random() * ops.length)];
+console.log('random calcul : ', operation(randomElement,56,59));

src/functions/sort.js

@@ -0,0 +1,25 @@
+var x = [0 , 5, 6, 12, -12, 4, 8, 9];
+
+var sortFunction=function(a,b){
+    if (a===b){
+        return 0;
+    }
+    return a<b ? -1:1;
+};
+
+console.log(x);
+console.log(x.sort(sortFunction));
+
+var users=require('../data').users;
+console.log('users', users);
+console.log('name', users.map(user=>user.name));
+
+function sortUsers(user1,user2) {
+    if (user1===user2){
+        return 0
+    }
+    return user1.name<user2.name ? -1 : 1;
+
+};
+
+console.log('users', users.map(user=>user.name).sort(sortUsers));

src/prototype/bind.js

@@ -0,0 +1,33 @@
+function Dinosaurus(name) {
+    this.size = 12;
+    this.name = name;
+
+}
+
+Dinosaurus.prototype.age = -65000000;
+
+
+const denver = new Dinosaurus('Denver');
+
+function Carnivore() {
+
+}
+
+Carnivore.prototype.eat = function (obj) {
+    console.log(this.name + ' eats ' +obj.name);
+}
+
+const tRex = new Carnivore();
+tRex.name = 'TRex';
+
+const eating = tRex.eat;
+eating(tRex);
+
+BoundToDenver = eating.bind(denver)
+console.log('bound eating to denver');
+BoundToDenver(tRex);
+
+eating.bind(denver)(tRex);
+eating.bind(tRex)(denver);
+
+

src/prototype/priority.js

@@ -0,0 +1,17 @@
+function Dinosaurus(name) {
+    this.size = 12;
+    this.name = name;
+
+}
+
+Dinosaurus.prototype.age = -65000000;
+Dinosaurus.prototype.size = 20;
+
+const denver = new Dinosaurus('Denver');
+//new gives access to a prototype
+
+const petitPied = new Dinosaurus('Petit Pied');
+petitPied.size = 3;
+
+console.log('Denver size : ', denver.size);
+//console.log('Denver size : ', denver.prototype.size); Denver Objet n'a pas de prototype car il nest pas construit à partir du prototype

src/prototype/prototype.js

@@ -0,0 +1,53 @@
+/*
+*Note that we have here a Uppercase
+* It's just a convention
+ */
+
+
+function Dinosaurus(name) {
+    this.size = 12;
+    this.name = name;
+
+}
+
+Dinosaurus.prototype.age = -65000000;
+
+
+const denver = new Dinosaurus('Denver');
+//new gives access to a prototype
+
+const petitPied = new Dinosaurus('Petit Pied');
+petitPied.size = 3;
+
+
+console.log('Denver name : ', denver.name);
+console.log('Denver size : ', denver.size );
+console.log('petitPied size : ', petitPied.size );
+
+console.log('Denver age: ', denver.age);
+console.log('petitPied age: ', petitPied.age );
+
+function TRex() {
+    this.name = 'Rex'
+    }
+
+function Carnivore() {
+
+}
+
+Carnivore.prototype.eat = function (obj) {
+    console.log(this.name + ' eats ' +obj.name);
+}
+// Ecrit comme cela il me prend en compte que le dernier prototype écrit
+//TRex.prototype = Dinosaurus.prototype;
+//TRex.prototype = Carnivore.prototype;
+
+
+//héritage multiple grâce au prototype
+Object.assign(TRex.prototype, Dinosaurus.prototype);
+Object.assign(TRex.prototype, Carnivore.prototype);
+
+const rex = new TRex();
+console.log('Rex age: ', rex.age);
+console.log('Rex size: ', rex.size);
+rex.eat(petitPied);

src/prototype/this.js

@@ -0,0 +1,30 @@
+function Dinosaurus(name) {
+    this.size = 12;
+    this.name = name;
+
+}
+
+Dinosaurus.prototype.age = -65000000;
+
+
+const denver = new Dinosaurus('Denver');
+
+function Carnivore() {
+
+}
+
+Carnivore.prototype.eat = function (obj) {
+    console.log(this.name + ' eats ' +obj.name);
+}
+
+const tRex = new Carnivore();
+tRex.eat(denver);
+
+tRex.name = 'TRex';
+tRex.eat(denver);
+
+denver.eat= tRex.eat;
+denver.eat(tRex)
+
+const eating = tRex.eat;
+eating(denver);//ne va pas chercher au dessus this.name exciste pas

src/start.html

@@ -7,10 +7,29 @@
 
 </head>
 <body>
+<h1>Hello Javascript</h1>
+<p>You are so nice!!!</p>
 
-<h1> Hello Javascript</h1>
+<script type="text/javascript" src="http://underscorejs.org/underscore.js">
+
+</script>
+
+
+
+<script type="text/javascript">
+
+    function fact(x){
+        var result=1;
+    for (var i=0;i < x ; i++){
+
+        result=result*(i+1);
+    }
+    return result;
+}
+console.log(fact(170));
+
+</script>
 
-<p> You are so nice !</p>
 
 </body>