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[js] 第732天不同进制数字如何表示？ #3827

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haizhilin2013 opened this issue Apr 16, 2021 · 2 comments

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haizhilin2013 commented Apr 16, 2021

第732天不同进制数字如何表示？

我也要出题

haizhilin2013 added the js label

piterzhou commented Apr 19, 2021

二进制：0|1组成
八进制：0开头，0-7组成
十进制：0-9组成
十六进制：0f开头，0-9，a-f组成

wheatup commented Apr 20, 2021

进制	规则	范例
二进制	`0b`开头，`0`和`1`组成的数字	`0b1001010`
八进制	`0`或`0o`开头（严格模式下仅允许`0o`开头），`0`-`7`组成的数字	`017`,`0o17`
十进制	正常数字表示方法，`0`-`9`组成的数字	`1234`
十六进制	`0x`开头，`0`-`9`、`a`-`f`组成的数字	`0x13f2ab`

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