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abs


Type:   -   function (subr)
Source:   -   xlisp/xlmath.c

Syntax

(abs number)
number - an integer or floating point expression
returns - the absolute value of the number

Description

The 'abs' function computes the absolute value of a number and returns the result. A 'bad argument type' error is signalled if the argument is not a numebr.

Examples

(abs 1)       => 1
(abs -99)     => 99
(abs -99.9)   => 99.9
(abs -32768)  => 32768
(abs "123")   => error: bad argument type

See also:

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Nyquist / XLISP 2.0  -  Contents | Tutorials | Examples | Reference