ES6 模板字符串(template string)

模板字符串(template string)

绑定变量${}

var name="ssss"
var age="3"

var lian='my name is'+name+'i am'+age;
console.log(lian);//my name isssssi am3

var lian1=my name is${name}i am${age};
console.log(lian1)//my name isssssi am3

let a=1;
let b=2;
let abb=${a}+${b}=${a+b};
console.log(abb);//1+2=3

let x = 1;
let y = 2;
let sumTpl = "" + x + " + " + y + " = " + (x + y);

console.log(sumTpl); // 1 + 2 = 3

支持多行和换行

let shi = chun xia qiu dong;
console.log(shi); // chun
// xia
// qiu
// dong

//普通数组不支持多行或换行
//加/n 可以换行
let shi1= "chun \n xia \n qiu \n dong"
console.log(shi1)// chun
// xia
// qiu
// dong