Working energy: find the absolute value of an integer.

Usage: int abs(int i)

The expanded data also includes fabs in C language, which is also an absolute value. (There are similar functions in the Java language. )

function

Format: ABS ()

Function: Find the absolute value of the expression.

Description: The return value type of the function is the same as the data type of the numerical expression.

For example, the value of Abs(-3.7) is 3.7.

Different from abs in C language.

References:

Abs- Baidu encyclopedia