1let arr1: boolean[] = [];
2let arr2: boolean[] = new Array();
3let arr3: boolean[] = Array();
4
5let arr4: Array<boolean> = [];
6let arr5: Array<boolean> = new Array();
7let arr6: Array<boolean> = Array();
8
9let arr7 = [] as boolean[];
10let arr8 = new Array() as Array<boolean>;
11let arr9 = Array() as boolean[];
12
13let arr10 = <boolean[]> [];
14let arr11 = <Array<boolean>> new Array();
15let arr12 = <boolean[]> Array();
16
17let arr13 = new Array<boolean>();
18let arr14 = Array<boolean>();
19