Returns the value of the given argument as a single-precision floating point number
Implemented by: altair12K, level2, GWBASIC, MSX, bw32, ABasiC, QBasic, VBDOS, FreeBASIC
With variations: bwbasic
Also written as:
Bywater BASIC implements it as a "pseudo-function" for compatibility with Microsoft BASICs, as it does not have different floating point types1).