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trunc [2006/08/29 16:08] (current)
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 +# $EPIC: trunc.txt,v 1.2 2006/08/20 17:37:08 sthalik Exp $
 +======Synopsis:​======
 +$__trunc__(<​precision>​ <​float>​)
 +
 +======Technical:​======
 +This function truncates the given decimal number to the given precision,
 +rounding up or down as appropriate.
 +
 +======Practical:​======
 +This function is useful for rounding floating-point numbers. ​ It may be
 +used any time, though it is usually most useful when [[set FLOATING_POINT_MATH|FLOATING_POINT_MATH]]
 +is turned on.
 +
 +======Returns:​======
 +truncated number
 +
 +======Examples:​======
 +<​file>​
 +$trunc(0 3.141592654) ​                ​returns "​3"​
 +$trunc(2 3.141592654) ​                ​returns "​3.14"​
 +$trunc(5 3.54)                        returns "​3.54000"​
 +</​file>​
  
trunc.txt ยท Last modified: 2006/08/29 16:08 (external edit)