# just ignore width and height variables
width, height, bmp = Win32::Screenshot.foreground
File.open("c:/images/foreground.bmp", "wb") {|io| io.write(bmp)}

# ignore them even more by using special variable names
_, _, bmp = Win32::Screenshot.foreground
File.open("c:/images/foreground.bmp", "wb") {|io| io.write(bmp)}

# just use the Array#[] with index
result = Win32::Screenshot.foreground
File.open("c:/images/foreground.bmp", "wb") {|io| io.write(result[2])}

# or use the Array#last method
result = Win32::Screenshot.foreground
File.open("c:/images/foreground.bmp", "wb") {|io| io.write(result.last)}