code-differently · Crowe0331 · Dec 1, 2020
diff --git a/ArrayUtils.js b/ArrayUtils.js
@@ -1,21 +1,80 @@
-class ArrayUtils{
-
-    isEmpty(array){return false;}
-
-    append(original, value){return original;}
+//class ArrayUtils
+    //1.
+    function empty(array) {
+        if (array.length === 0) {
+            return true;
+          return false;
+        }
+    } 
+
+    //2.
+    function append(original, value) {
+        original.push(value)
+        return original;
+    }
 
-    clone(original){return original;}
+    //3.
+    function clone(original) {
+        let array = [];
+        for (let value of array)
+            original.push(value)
+        return array;
+    }
 
-    subArray(original, from, to){return original;}
+    //4.
+    let newArray = [];
+    function subArray(original, from, to) {
+        for (let i = array[from]; i <= array[to]; i++ ) {
+        newArray = array.push(i);
+        return original;
+        }
+    }
 
-    equals(arr1, arr2){return false;}
+    //5. 
+     function equals(arr1, arr2) {
+         if(arr === arr2) {
+             return true;
+         } else {
+             return false;
+         }
+     }
 
-    fill(original, value){}
+    //6.
+    function fill(original, value){
+        for(i = 0; i < original.length; i++) {
+            original[i] = value;
+         } return original; 
+    }
 
-    indexOf(original, value){return -1;}
+    //7.
+    let i = original
+    function indexOf(original, value) {
+        for(let i = 0; i < original.length; i++) {
+            let i = original[i];
+            if(original[1] == value) {
+            }return i;
+        }
+        return -1;
+    }
 
-    remove(original, value){return original;}
+    //8.
+    function remove(original, value) {
+        let original2 = [...original]
+        for (i = 0; 1 < original2.length; i++)
+            if (original2[i] === value){
+            }
+        return original;
+        }
+
 
-    reverse(original){}
+    //9.
+    function reverse(original){
+        let Arr = [];
+        for (let i = original.length - 1; i >= 0; i--) {
+            Arr.push(original[i]);
+        }
+        return Arr
+        }
+
 
-}
+    
diff --git a/index.html b/index.html
@@ -0,0 +1,11 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>JAVASCRIPT ARRAY LAB</title>
+</head>
+<body>
+    <script src="ArrayUtils.js"></script>
+</body>
+</html>