typescript赋值

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原始对象赋值 (TS支持像JS一样的对象赋值)

let mayouchen = {
  name:'yoga',
  age:1000,
  eat:function(){
    console.log("1234567890");
  }
}

console.log(mayouchen.eat());

引用数据类型常见的:

  array    String     Date    RegExp 

引用类型变量 定义

let arr1:number []; //数值类型
let arr2:Array<string>; //字符串类型

子面量 赋值

let arr3:number[] = [];
let arr4:number[] = [111,22,33];

let arr5:Array<string> = ['mayouchen','coloa'];
let arr6:Array<boolean> = [false,true];

构建函数 赋值

let arr7:number[] = new Array();
let arr8:number[] = new Array(1,2,3,4);

let arr9:Array<string> = new Array('mayouchen','coloa');
let arr0:Array<boolean> = new Array(false,true,false);

元组 赋值

let M:[string,number];
M = ['hello TS',10000]

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转载自blog.csdn.net/qq_24147051/article/details/84993413