parsereal [function]

parsereal( var )

returns a real value, generated from variable var using the Conversion rules or returns null on failure

• this function is equivalent to sgs_ParseReal in the C API

parsereal( 5 ); // returns 5.0
parsereal( "3e+2" ); // returns 300.0
parsereal( "0xff" ); // returns 255.0
parsereal( parsereal ); // returns null