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This article will explain in detail the method of turning negative numbers to positive numbers in mysql. The editor thinks it is very practical, so I share it with you as a reference. I hope you can get something after reading this article.

Mysql's method of turning a negative number into a positive number: use the function [abs ();] to turn a negative number into a positive number with the code [mysql > select abs (3-5); abs (3-5); row in set (0.00 sec)].

The method of changing a negative number to a positive number by mysql:

1 、 MySQL

Function: abs ()

Abs (); / / convert a negative number to a positive number

It is as follows:

Mysql > select abs (3-5); +-+ | abs (3-5) | +-+ | 2 | +-+ row in set (0.00 sec)

2 、 PHP

Function: abs ()

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