feat: add array-methods

pop/pop.js

@@ -0,0 +1,4 @@
+let myHobby = ["play game","Harimau","read book"];
+
+myHobby.pop();
+console.log(myHobby)

pop/study-case.js

@@ -0,0 +1,6 @@
+let animal = ["Singa", "Harimau", "Macan tutul"];
+function deleteLastIndex() {
+    return animal.pop();
+}
+deleteLastIndex();
+console.log(animal);

shift/shift.js

@@ -0,0 +1,4 @@
+let myHobby = ['game','Fishing',"Read Book"];
+
+myHobby.shift();
+console.log(myHobby);

shift/study-case.js

@@ -0,0 +1,7 @@
+let MyHobby = ["Running", "Hiking", "swimming"];
+
+function deleteMyHobby() {
+    return MyHobby.shift();
+}
+deleteMyHobby();
+console.log(MyHobby)

splice/splice.js

@@ -0,0 +1,5 @@
+let animal = ['Kucing','Sapi','Kambing'];
+
+animal.splice(2,1);
+animal.splice(0,0,"ikan pitek");
+console.log(animal);

splice/study-case.js

@@ -0,0 +1,9 @@
+let animal = ["Singa","Harimau","Macan Tutul"];
+
+function deleteElement(index, totalElement) {
+    return animal.splice(index,totalElement);
+}
+
+deleteElement(1, 1);
+console.log(animal);
+

unShift/study-case.js

@@ -0,0 +1,7 @@
+let animal = ["Bebek", "Ayam", "Mentok", "Harimau"];
+
+function AddAnimal() {
+    return animal.unshift("Jerapah", "Gajah");
+}
+AddAnimal();
+console.log(animal);

unShift/unShift.js

@@ -0,0 +1,4 @@
+let animal = ["Sapi", "kerbau", "Buaya", "Harimau"];
+animal.unshift("Kelinci", "Zebra");
+
+console.log(animal);