chore: refactor datatype array function (faker-js#566)

Co-authored-by: Shinigami <[email protected]>

Author: 2 people

src/datatype.ts

@@ -269,13 +269,11 @@ export class Datatype {
    * faker.datatype.array(3) // [ 61845, 'SK7H$W3:d*', 'm[%7N8*GVK' ]
    */
   array(length = 10): Array<string | number> {
-    const returnArray = new Array(length);
-    for (let i = 0; i < length; i++) {
-      returnArray[i] = this.faker.datatype.boolean()
+    return Array.from<string | number>({ length }).map(() =>
+      this.faker.datatype.boolean()
         ? this.faker.datatype.string()
-        : this.faker.datatype.number();
-    }
-    return returnArray;
+        : this.faker.datatype.number()
+    );
   }
 
   /**