enfernt den redudanten Code. Statt eines ganzen Methode Definition in jeder Datei, wurde die Methode im template.js definiert, und sie wurde in jeder Datei wo wird sie verwendet, importiert

javascript/Javascript Expert/chapter11/dataTransformMapFilterReduce.js

@@ -1,3 +1,5 @@
+import { randomIntNumbers as randomNumbers } from "./template.js";
+
 const account1 = {
   owner: "David Aster",
   movements: [200, 450, -400, 3000, -650, -130, 70, 1300],
@@ -26,13 +28,6 @@ const account4 = {
   pin: 4444,
 };
 
-const randomNumbers = function (n) {
-  let arr = [];
-  for (let i = 0; i < n; i++) {
-    arr.push(Math.trunc(Math.random() * 1000));
-  }
-  return arr;
-};
 console.log("Ursprüngliche Werte");
 var arr = randomNumbers(20);
 // werden ursprüngliche Werte geändert, in unserem Fall curr * 2

javascript/Javascript Expert/chapter11/find.js

@@ -1,13 +1,4 @@
-const randomIntNumbers = n => {
+import { randomIntNumbers } from "./template.js";
-  let transaktionen = [];
-  for (let i = 0; i < n; i++) {
-    const rndNum = Math.random() * 1000;
-    rndNum > Math.random() * 1000
-      ? transaktionen.push(Math.trunc(rndNum))
-      : transaktionen.push(-Math.trunc(rndNum));
-  }
-  return transaktionen;
-};
 
 const movements = randomIntNumbers(14);
 console.log(movements);

javascript/Javascript Expert/chapter11/findIndex.js

@@ -1,13 +1,4 @@
-const randomIntNumbers = n => {
+import { randomIntNumbers } from "./template.js";
-  let transaktionen = [];
-  for (let i = 0; i < n; i++) {
-    const rndNum = Math.random() * 1000;
-    rndNum > Math.random() * 1000
-      ? transaktionen.push(Math.trunc(rndNum))
-      : transaktionen.push(-Math.trunc(rndNum));
-  }
-  return transaktionen;
-};
 
 const movements = randomIntNumbers(16);
 

javascript/Javascript Expert/chapter11/map.js

@@ -1,10 +1,5 @@
-const randomNumbers = n => {
+import { randomIntNumbers as randomNumbers } from "./template.js";
-  let arr = [];
+
-  for (let i = 0; i < n; i++) {
-    arr.push(Math.trunc(Math.random() * 1000));
-  }
-  return arr;
-};
 var arr = randomNumbers(15);
 console.log("EUR", arr);
 

javascript/Javascript Expert/chapter11/methodChaining.js

@@ -1,13 +1,4 @@
-const randomIntNumbers = n => {
+import { randomIntNumbers } from "./template.js";
-  let transaktionen = [];
-  for (let i = 0; i < n; i++) {
-    const rndNum = Math.random() * 1000;
-    rndNum > Math.random() * 1000
-      ? transaktionen.push(Math.trunc(rndNum))
-      : transaktionen.push(-Math.trunc(rndNum));
-  }
-  return transaktionen;
-};
 
 const eurToUsd = 1.1;
 

javascript/Javascript Expert/chapter11/package.json

@@ -0,0 +1,3 @@
+{
+  "type": "module"
+}

javascript/Javascript Expert/chapter11/reduce.js

@@ -1,13 +1,5 @@
-const randomIntNumbers = n => {
+import { randomIntNumbers } from "./template.js";
-  let transaktionen = [];
+
-  for (let i = 0; i < n; i++) {
-    const rndNum = Math.random() * 1000;
-    rndNum > Math.random() * 1000
-      ? transaktionen.push(Math.trunc(rndNum))
-      : transaktionen.push(-Math.trunc(rndNum));
-  }
-  return transaktionen;
-};
 const arrOfTrans = randomIntNumbers(10);
 
 console.log(`Alle Transaktionen: ${arrOfTrans}`);

javascript/Javascript Expert/chapter11/someAndEveryMethod.js

@@ -1,3 +1,4 @@
+import { randomIntNumbers } from "./template.js";
 const obst = ["apfel", "erdbeere", "mango", "banane", "orange"];
 
 function checkVerfuegbarkeit(obst, val) {
@@ -7,17 +8,6 @@ function checkVerfuegbarkeit(obst, val) {
 console.log(checkVerfuegbarkeit(obst, "orange"));
 console.log(checkVerfuegbarkeit(obst, "heidelbeere"));
 
-const randomIntNumbers = n => {
-  let transaktionen = [];
-  for (let i = 0; i < n; i++) {
-    const rndNum = Math.random() * 1000;
-    rndNum > Math.random() * 1000
-      ? transaktionen.push(Math.trunc(rndNum))
-      : transaktionen.push(-Math.trunc(rndNum));
-  }
-  return transaktionen;
-};
-
 const deposits = randomIntNumbers(50);
 const anyDeposits = deposits.some(deposit => deposit > 0);
 console.log(anyDeposits);

javascript/Javascript Expert/chapter11/template.js

@@ -1,4 +1,3 @@
-"use strict";
 // Data
 const account1 = {
   owner: "David Aster",
@@ -69,3 +68,14 @@ const currencies = new Map([
 const movements = [200, 450, -400, 3000, -650, -130, 70, 1300];
 
 /////////////////////////////////////////////////
+
+export const randomIntNumbers = n => {
+  let transaktionen = [];
+  for (let i = 0; i < n; i++) {
+    const rndNum = Math.random() * 1000;
+    rndNum > Math.random() * 1000
+      ? transaktionen.push(Math.trunc(rndNum))
+      : transaktionen.push(-Math.trunc(rndNum));
+  }
+  return transaktionen;
+};