bitsagarob · prgrmfl · Jul 10, 2019 · Jul 15, 2019 · Jul 15, 2019 · Jul 15, 2019
diff --git a/Week1/homework/background.jpeg b/Week1/homework/background.jpeg
diff --git a/Week1/homework/img/5th_horseman.jpg b/Week1/homework/img/5th_horseman.jpg
diff --git a/Week1/homework/img/da_vinci_code.jpg b/Week1/homework/img/da_vinci_code.jpg
diff --git a/Week1/homework/img/duc_man.jpg b/Week1/homework/img/duc_man.jpg
diff --git a/Week1/homework/img/hunger games 1.jpg b/Week1/homework/img/hunger games 1.jpg
diff --git a/Week1/homework/img/hunger_games_mockingjay.jpg b/Week1/homework/img/hunger_games_mockingjay.jpg
diff --git a/Week1/homework/img/improbable.jpg b/Week1/homework/img/improbable.jpg
diff --git a/Week1/homework/img/miserables.jpg b/Week1/homework/img/miserables.jpg
diff --git a/Week1/homework/img/parbat.jpg b/Week1/homework/img/parbat.jpg
diff --git a/Week1/homework/img/peetvader.jpg b/Week1/homework/img/peetvader.jpg
diff --git a/Week1/homework/img/under_ocean.jpg b/Week1/homework/img/under_ocean.jpg
diff --git a/Week2/class exercise array/index.html b/Week2/class exercise array/index.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
+    <title>Document</title>
+  </head>
+
+  <body></body>
+
+  <script src="index.js"></script>
+</html>
diff --git a/Week2/class exercise array/index.js b/Week2/class exercise array/index.js
@@ -0,0 +1,93 @@
+//JS function to return first element, and pass a number as parameter
+const arrayMine = [
+  'paramater_is_study',
+  1,
+  'time',
+  'great op',
+  'good work',
+  1,
+  2,
+  2341,
+  'parameter',
+  'time',
+];
+console.log(arrayMine);
+
+var n = window.prompt('Please enter first how many numbers you want to log');
+var num1 = parseInt(n);
+
+function nthItem(array, num1) {
+  var arrayX = [];
+  for (let i = 0; i < num1; i++) {
+    arrayX.push(array[i]);
+  }
+  return arrayX;
+}
+console.log(nthItem(arrayMine, n));
+
+//a function which accepts a number as input and insert dashes btw each two even number:
+function evenNumbers() {
+  var number = window.prompt('Please enter a number');
+  const string = number.toString();
+  const result = [string[0]];
+  for (let i = 0; i < string.length; i++) {
+    if (string[i - 1] % 2 === 0 && string[i] % 2 === 0) {
+      result.push('-', string[i]);
+    } else if (string[i - 1] % 2 === 1 && string[i] % 2 === 0) {
+      result.push(string[i]);
+    } else if (string[i - 1] % 2 === 0 && string[i] % 2 === 1) {
+      result.push('-', string[i]);
+    } else if (string[i - 1] % 2 === 1 && string[i] % 2 === 1) {
+      result.push(string[i]);
+    }
+  }
+  console.log(result.join(''));
+}
+evenNumbers();
+
+//finding the most frequent item of an array
+function findMostFrequent(array) {
+  var map = {};
+  var mostFrequentElement = array[0];
+  for (var i = 0; i < array.length; i++) {
+    if (!map[array[i]]) {
+      map[array[i]] = 1;
+    } else {
+      ++map[array[i]];
+      if (map[array[i]] > map[mostFrequentElement]) {
+        mostFrequentElement = array[i];
+        console.log('The most frequent element of the array is: ' + mostFrequentElement);
+      } else if (map[array[i]] === map[mostFrequentElement]) {
+        console.log('The array has more than one most frequent elements');
+        console.log(
+          'The most frequent elements of the array are: ' + mostFrequentElement + ', ' + array[i],
+        );
+      }
+    }
+  }
+}
+
+findMostFrequent(arrayMine);
+
+//function accepting a string as input and swapping the case of each character
+function swapCase() {
+  var str = window.prompt('Please enter something');
+
+  //first we define the alphabet and check the letters according to that
+  var upperCases = 'ABCÇDEFGHIİJKLMNOÖPQRSTUÜVWXYZ';
+  var lowerCases = 'abcçdefghıijklmnoöpqrstuüvwxyz';
+
+  //we will check each letter according to upper and lower case and transform it:
+  var result = [];
+  for (var x = 0; x < str.length; x++) {
+    if (upperCases.indexOf(str[x]) !== -1) {
+      result.push(str[x].toLowerCase());
+    } else if (lowerCases.indexOf(str[x]) !== -1) {
+      result.push(str[x].toUpperCase());
+    } else {
+      result.push(str[x]);
+    }
+  }
+  console.log(result.join(''));
+}
+swapCase();
diff --git a/Week2/class exercise json/index.html b/Week2/class exercise json/index.html
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
+    <title>Document</title>
+  </head>
+
+  <body onload="countTime()">
+    <div id="txt"></div>
+  </body>
+
+  <script src="index.js"></script>
+</html>
diff --git a/Week2/class exercise json/index.js b/Week2/class exercise json/index.js
@@ -0,0 +1,76 @@
+//JS program for getting the length of an object
+var myObj = {};
+myObj['full'] = 'Galatasaray';
+myObj['short'] = 'GS';
+myObj['league'] = 'Super League';
+myObj['position'] = 1;
+Object.size = function(obj) {
+  var size = 0,
+    key;
+  for (key in obj) {
+    if (obj.hasOwnProperty(key)) size++;
+  }
+  return size;
+};
+
+var size = Object.size(myObj);
+console.log('The length of the object is: ' + size);
+
+//js function to check if object contains given prop
+var x = window.prompt('Please enter a property to check if it exist in the object');
+Object.check = function(obj, x) {
+  for (let key in obj) {
+    if (x === obj.hasOwnProperty(key)) console.log('This is a property of object');
+    else console.log("This property doesn't exist in this object");
+  }
+};
+Object.check(myObj);
+
+//js program to create clock, console the seconds to html
+function countTime() {
+  var today = new Date();
+  var h = today.getHours();
+  var m = today.getMinutes();
+  var s = today.getSeconds();
+  m = checkTime(m);
+  s = checkTime(s);
+  document.getElementById('txt').innerHTML = h + ':' + m + ':' + s;
+  var t = setTimeout(countTime, 500);
+}
+function checkTime(i) {
+  if (i < 10) {
+    i = '0' + i;
+  } // add zero in front of numbers < 10
+  return i;
+}
+
+//js program to create clock, console the seconds
+function my_Clock() {
+  this.cur_date = new Date();
+  this.hours = this.cur_date.getHours();
+  this.minutes = this.cur_date.getMinutes();
+  this.seconds = this.cur_date.getSeconds();
+}
+my_Clock.prototype.run = function() {
+  setInterval(this.update.bind(this), 1000);
+};
+my_Clock.prototype.update = function() {
+  this.updateTime(1);
+  console.log(this.hours + ':' + this.minutes + ':' + this.seconds);
+};
+my_Clock.prototype.updateTime = function(secs) {
+  this.seconds += secs;
+  if (this.seconds >= 60) {
+    this.minutes++;
+    this.seconds = 0;
+  }
+  if (this.minutes >= 60) {
+    this.hours++;
+    this.minutes = 0;
+  }
+  if (this.hours >= 24) {
+    this.hours = 0;
+  }
+};
+var clock = new my_Clock();
+clock.run();
diff --git a/Week2/homework/index.html b/Week2/homework/index.html
@@ -0,0 +1,14 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
+    <title>Document</title>
+  </head>
+
+  <body></body>
+
+  <script src="map-filter.js"></script>
+  <script src="maartjes-work.js"></script>
+</html>
diff --git a/Week3/homework/exercise/index.html b/Week3/homework/exercise/index.html
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
+    <title>week3 doc</title>
+  </head>
+
+  <body>
+    <div id="one"></div>
+  </body>
+
+  <script src="index.js"></script>
+</html>
diff --git a/Week3/homework/exercise/index.js b/Week3/homework/exercise/index.js
@@ -0,0 +1,51 @@
+/* to do:
+- Create a class called `Form`
+- Add a `null` variable (eg: formElement)
+- Create a methods `createButton` and create an HTML button element in it 
+*/
+
+// create class call 'Form'
+class Form {
+  constructor() {
+    //give a form variable with 'null' as a value
+    this.formElement = null;
+
+    console.log('hello');
+    //create a form element and put in formElement
+    this.formElement = document.createElement('form');
+    document.getElementsByTagName('div')[0].appendChild(this.formElement);
+  }
+  //add method to this class to create a button
+  createButton() {
+    //create button
+    this.newButton = document.createElement('button');
+    this.newButton.type = 'submit';
+
+    //and add to formElement
+    this.formElement.appendChild(this.newButton);
+    this.newButton.innerHTML = 'Click this button';
+  }
+  render() {}
+  createInput() {
+    //create input
+    this.input = document.createElement('input');
+    this.input.type = 'text';
+    //and add to formElement
+    this.formElement.appendChild(this.input);
+  }
+  createCheckbox() {
+    //create checkbox element
+    this.checkbox = document.createElement('input');
+    this.checkbox.type = 'checkbox';
+    //and add to formElement
+    this.formElement.appendChild(this.checkbox);
+  }
+}
+
+const form1 = new Form('formId');
+form1.createButton();
+form1.createInput();
+form1.createCheckbox();
+console.log(form1);
+
+//<form id='formId'>
diff --git a/Week3/homework/index.html b/Week3/homework/index.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
+    <title>week3 doc</title>
+  </head>
+
+  <body></body>
+
+  <script src="step3.js"></script>
+</html>
diff --git a/Week3/homework/step2-1.js b/Week3/homework/step2-1.js
@@ -1,8 +1,7 @@
 'use strict';
 
 function foo(func) {
-  // What to do here?
-  // Replace this comment and the next line with your code
+  func();
   console.log(func);
 }
 

diff --git a/Week3/homework/step2-2.js b/Week3/homework/step2-2.js
@@ -2,19 +2,36 @@
 
 function threeFive(startIndex, stopIndex, threeCallback, fiveCallback) {
   const numbers = [];
+  //Generate an array containing values from start value to end value (inclusive):
+  while (startIndex <= stopIndex) {
+    numbers.push(startIndex++);
+  }
 
-  // Replace this comment and the next line with your code
-  console.log(startIndex, stopIndex, threeCallback, fiveCallback, numbers);
+  //Take the newly created array and iterate over it,
+  //and calling the first callback if the array value is divisible by 3:
+  //The function should call the second callback if the array value is divisible by 5:
+
+  numbers.filter(function(number) {
+    if (number % 3 === 0 && number % 5 === 0) {
+      sayThree(number);
+      console.log('...and...');
+      sayFive(number);
+    } else if (number % 3 === 0) {
+      sayThree(number);
+    } else if (number % 5 === 0) {
+      sayFive(number);
+    }
+  });
+
+  console.log('Our array is ' + numbers);
 }
 
 function sayThree(number) {
-  // Replace this comment and the next line with your code
-  console.log(number);
+  console.log(number + ' is divisible by 3');
 }
 
 function sayFive(number) {
-  // Replace this comment and the next line with your code
-  console.log(number);
+  console.log(number + ' is divisible by 5');
 }
 
 threeFive(10, 15, sayThree, sayFive);

diff --git a/Week3/homework/step2-3.1.js b/Week3/homework/step2-3.1.js
@@ -0,0 +1,22 @@
+'use strict';
+
+// Use a 'for' loop
+function repeatStringNumTimesWithFor(str, num) {
+  // eslint-disable-next-line prefer-const
+  let result = '';
+
+  for (let i = 1; i <= num; i++) {
+    result += str;
+  }
+
+  return result;
+}
+
+console.log('for', repeatStringNumTimesWithFor('abc', 3));
+
+// Do not change or remove anything below this line
+module.exports = {
+  repeatStringNumTimesWithFor,
+  repeatStringNumTimesWithWhile,
+  repeatStringNumTimesWithDoWhile,
+};
diff --git a/Week3/homework/step2-3.2.js b/Week3/homework/step2-3.2.js
@@ -0,0 +1,23 @@
+'use strict';
+
+// Use a 'while' loop
+function repeatStringNumTimesWithWhile(str, num) {
+  // eslint-disable-next-line prefer-const
+  let result = '';
+
+  while (num > 0) {
+    result += str;
+    num--;
+  }
+
+  return result;
+}
+
+console.log('while', repeatStringNumTimesWithWhile('abc', 3));
+
+// Do not change or remove anything below this line
+module.exports = {
+  repeatStringNumTimesWithFor,
+  repeatStringNumTimesWithWhile,
+  repeatStringNumTimesWithDoWhile,
+};