Create exercise_01.js

Author: Siyuan Gao

Lesson07/exercise_01.js

@@ -0,0 +1,21 @@
+let singers = [];
+Array.isArray(singers);
+
+// Or
+singers = new Array();
+typeof singers
+
+// Or
+singers = new Array(6);
+
+// Or
+let singers = new Array(6).fill('miku');
+
+singers[0] = 'miku';
+console.log(singers);
+
+singers[3] = 'luka';
+console.log(singers[1]);
+
+singers[singers.length - 1] = 'rin';
+console.log(singers);