定义接口的关键词：interface
常规接口：
interface Husband { sex: string; interest: string; } let myHusband:Husband = {sex: '男', interest: '抽烟喝酒嚼槟榔'} console.log(myHusband) => { sex: '男', interest: '抽烟喝酒嚼槟榔' }规范函数类接口：
interface serchMan { (source: string,subString: string):boolean } let mysearch: serchMan // 把接口变成函数，返回值就是布尔类型 mysearch = function (source: string,subString: string):boolean { let flag = source.search(subString) return flag != -1 } console.log(mysearch('高、富、帅', '胖')) => false转载于:https://www.cnblogs.com/zjh-study/p/10650745.html
