TypeScript 数组定义方式

方式一：spa var arr1:Array<number> = [1,2,3];it var arr2:Array<any> = [];类型转换 方式二：co var arr3:number[] = [3,4,5,6,7,8];new var arr4:any[] = new Array(5,6,7,8); 类型转换: var arr5:Array<number> = <number[]>arr

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