方法一:Array.of
let arr
= '1,2,3,4,5'
let array
= Array
.of(1,2,3,4,5);
console
.log(array
);
方法二:new Array
let array
= new Array(5);
array
[0] = 1;
array
[1] = 2;
array
[2] = 3;
array
[3] = 4;
array
[4] = 5;
console
.log(array
);
方法三:字面量
let array
= [1,2,3,4,5];
console
.log(array
);
方法四:Array.fill
let array
= new Array(5).fill(1);
console
.log(array
);
let arr2
= [1,2,3,4,5]
console
.log(arr2
.fill(8,2,4))
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