working on functions

solutions/day-01/functions.js

@@ -0,0 +1,35 @@
+function square() {
+    let num = 2
+    let sq = num * num
+    console.log(sq)
+  }
+  
+function addTwoNumbers(num1, num2) {
+    return num1 + num2
+}
+
+function printFullName() {
+    let firstName = 'Derrek'
+    let lastName = 'Gass'
+    let space = ' '
+    let fullName = firstName + space + lastName
+    return fullName
+  }
+  
+function areaOfCircle(radius) {
+    let area = Math.PI * radius * radius
+    return area
+}
+  
+function square(side) {
+    return side * side
+}
+
+let numbers = [10, 20, 30, 40, 50]
+function sum(arr) {
+    let sum = 0
+    for (let i = 0; i < arr.length; i++){
+        sum += arr[i]
+    }
+    return sum
+}

solutions/day-01/objects.js

@@ -1,7 +1,7 @@
 const person = {
-    firstName: 'Asabeneh',
-    lastName: 'Yetayeh',
-    age: 250,
+    firstName: 'Derrek',
+    lastName: 'Gass',
+    age: 32,
     country: 'Finland',
     city: 'Helsinki',
     skills: [
@@ -15,7 +15,57 @@ const person = {
       'D3.js',
     ],
     getFullName: function () {
-      return `${this.firstName}${this.lastName}`
+      return `${this.firstName} ${this.lastName}`
     },
     'phone number': '+3584545454545',
-  }
+    getLocation: function () {
+        return `${this.city}, ${this.country}`
+    }
+}
+  
+console.log(person.getFullName())
+console.log(person.firstName, person.age)
+
+console.log(person['firstName'])
+console.log(person.getLocation())
+
+person.nationality = 'American'
+person.country = 'America'
+person.title = 'Software Developer Engineer'
+person.skills.push('React')
+person.skills.push('Node.js')
+person.isMarried = false
+
+person.getPersonInfo = function () {
+    let skillsWithoutLastSkill = this.skills
+        .splice(0, this.skills.length - 1)
+        .join(', ')
+    let lastSkill = this.skills.splice(this.skills.length - 1)[0]
+    
+    let skills = `${skillsWithoutLastSkill}, and ${lastSkill}`
+    let fullName = this.getFullName()
+    let statement = `${fullName} is a ${this.title}.\nHe lives in ${this.country}.\nHe teaches ${skills}.`
+    return statement
+}
+person.setName = function (first, last) {
+    this.firstName = first
+    this.lastName = last
+}
+
+console.log(person)
+console.log(person.getPersonInfo())
+
+const dupPerson = Object.assign({}, person)
+dupPerson.setName('Stewart', 'Glass')
+console.log(dupPerson.getPersonInfo())
+
+const values = Object.values(dupPerson)
+console.log(values)
+
+const keys = Object.keys(dupPerson)
+console.log(keys)
+
+const entries = Object.entries(dupPerson)
+console.log(entries)
+
+console.log(dupPerson.hasOwnProperty('skills'))