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interface RunOptions { program:string; commandline:string[]|string|(()=>string); } // commandline 是字符串 var options:RunOptions = {program:"test1",commandline:"Hello"}; console.log(options.commandline) // commandline 是字符串数组 options = {program:"test1",commandline:["Hello","World"]}; console.log(options.commandline[0]); console.log(options.commandline[1]); // commandline 是一个函数表达式 options = {program:"test1",commandline:()=>{return "**Hello World**";}}; var fn:any = options.commandline; console.log(fn());
运行结果 :
正在执行...
