[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] | Reference for unit 'sysutils' (#rtl)

# TSingleHelper.BuildUp

Build a single-sized floating point from its composing parts

## Declaration

Source position: syshelph.inc line 240

`public procedure TSingleHelper.BuildUp(`
`const ASignFlag: Boolean;`
`const AMantissa: QWord;`
`const AExponent: Integer`
`);`

## Description

BuildUp will compose a single-sized floating point value from the sign ASignFlag, mantissa AMantissa and exponent AExponent. It simply sets the Sign, Exp and Frac properties in 1 call.

## See also

TSingleHelper.Sign |  | Sign of the floating point value
TSingleHelper.Exp |  | The bit pattern of the exponent as stored in memory.
TSingleHelper.Frac |  | Bitpattern that makes up the fractional part.

Documentation generated on: May 14 2021