Syntax
set aString = aFloat.printFloatExpression(aFormat, aLocale?)
Semantics printFloatExpression() initializes a String object from a Float using the given format expression. The format expression is a string with placeholders for number variables. The syntax is described in Number Formatting.
SubstitutablesaFloat Can be any variable or object attribute having the type Float. 
aFormat Can be any variable or object attribute having the type String. The pattern syntax is described in Number Formatting.
aLocale

Optional variable or object attribute having the type Basic Components::Basic Behavior::NumbersLocale.

This parameter can be used to define the following properties:

  • negativeSign: characters used to signify negative values. Usually '-'
  • positiveSign: characters used to signify positive values. Usually '+'
  • thousandsSeparator: characters used to separate units of thousand, e.g. ','
  • decimalPoint: e.g. '.'
  • currencySymbol: e.g. '$'
    Default values are given by the system locales.
Examples
set aString = aFloat.printFloatExpression("999.99");

Formatting examples can be found in Number Formatting.