How to generate a random number by shell

This article mainly introduces how shell produces a random number, which has a certain reference value. Interested friends can refer to it. I hope you will get a lot after reading this article.

Generate a random number

Echo $RANDOMshell what is Shell is a program written in C language, it is a bridge for users to use Linux. Shell is both a command language and a programming language. Shell also refers to an application that provides an interface through which users access the services of the operating system kernel.

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