function peopleName (firstName:string, ...restOfname:string[]) {
return firstName + ' ' + restOfname.join(' ');
}
var pn = peopleName("a", "b", "c", "d"); // "a b c d"
function peopleName (firstName:string, ...restOfname:string[]) {
return firstName + ' ' + restOfname.join(' ');
}
var pn = peopleName("a", "b", "c", "d"); // "a b c d"
本文标题：TypeScript——可变参数
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