提交 3561ff13 编写于 作者: 杜庆泉's avatar 杜庆泉

关键字 instanceOf 示例调整

上级 11f940f3
......@@ -24,12 +24,16 @@ export function testKeyWord(): Result {
test('instanceof', () => {
let user1 = new User()
let user1:any = new User()
let instanceRet1 = user1 instanceof User
expect(instanceRet1).toEqual(true)
let instanceRet2 = user1 instanceof String
expect(instanceRet2).toEqual(false)
let num1:any = 3.1415926
let instanceRet3 = num1 instanceof String
expect(instanceRet3).toEqual(false)
let instanceRet4 = num1 instanceof Number
expect(instanceRet4).toEqual(true)
})
......
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