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This article focuses on "how to solve the problem of js method parameters passing numbers starting with 0". Interested friends may wish to have a look at it. The method introduced in this paper is simple, fast and practical. Next let the editor to take you to learn "how to solve the problem of js method parameters passing numbers starting with 0"!

A js method passes a number, which is usually no problem. Take a simple example:

/ / define function

Function logNum (num) {

Console.log (num)

}

/ / call the function

LogNum (123)

Output: 123

That's okay, right?

Today I passed in a special number: 0123, something amazing happened:

How did it become 83?

Does this number have a special meaning? You can't pass it like that?

Try another number: it's really hard to understand!

Finally, I found the same question on the Internet: the answer is as follows:

It turns out that the number that begins with 0 represents octal!

It's really 83 to convert 0123 to decimal with an octal calculator.

Similarly, hexadecimal numbers begin with 0x:

At this point, I believe you have a deeper understanding of "how to solve the problem of how to solve the problem of js method parameters passing numbers starting with 0". You might as well do it in practice. Here is the website, more related content can enter the relevant channels to inquire, follow us, continue to learn!

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