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摘要: 原始基本类型 let age: number = 18; let myname: string = "tom"; let flag: boolean = true; let a: null = null; let b: undefined = undefined; let c: symbol = S 阅读全文
posted @ 2022-11-04 14:26 小白不白10 阅读(108) 评论(0) 推荐(0) 编辑