Snake: Difference between revisions
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</syntaxhighlight>
=={{header|Craft Basic}}==
<syntaxhighlight lang="basic">'Snake example game for Craft Basic
'by Gemino Smothers 2022
define gfxx = 330, gfxy = 296
define upkey = 0, rightkey = 0, downkey = 0, leftkey = 0, esckey = 0
define speed = 0, delay = 0, score = 0, game = 1
define maxsize = 1000, size = 9, direction = int: (rnd) * 4 + 1
define rx = ( int: (rnd) * ( gfxx - 24 ) ) + 12
define ry = ( int: (rnd) * ( gfxy - 40 ) ) + 25
dim sx[maxsize]
dim sy[maxsize]
define fn (bounds) as sx[0] <= 1 or sx[0] >= gfxx or sy[0] <= 0 or sy[0] >= gfxy
define fn (collision) as sx[0] + 15 >= rx and sx[0] <= rx + 15 and sy[0] + 15 >= ry and sy[0] <= ry + 15
define fn (eatself) as sx[0] = sx[i] and sy[0] = sy[i]
let sx[0] = gfxx / 2
let sy[0] = gfxy / 2
title "Snake!"
resize 0, 0, gfxx + 12, gfxy + 50
center
fill on
bgcolor 0, 80, 0
cls
alert "Snake! by Gemino Smothers 2022"
alert "Get the gray little rodents and avoid hitting yourself or walls."
alert "Use arrow keys to move. Esc to exit."
input "Enter game speed between 0 to 100+", speed
do
button upkey, 38
button rightkey, 39
button downkey, 40
button leftkey, 37
button esckey, 27
if upkey = 1 and direction <> 3 then
let direction = 1
endif
if rightkey = 1 and direction <> 4 then
let direction = 2
endif
if downkey = 1 and direction <> 1 then
let direction = 3
endif
if leftkey = 1 and direction <> 2 then
let direction = 4
endif
let i = size + 1
relhdc
fgcolor 0, 80, 0
oval sx[size],sy[size],15,15
do
let i = i - 1
let c = i - 1
if (eatself) = 1 then
let game = 0
endif
let sx[i] = sx[c]
let sy[i] = sy[c]
fgcolor 0, 255, 0
oval sx[i], sy[i], 15, 15
loop i > 1
fgcolor 0, 0, 255
oval sx[0] + 5, sy[0] + 5, 3, 3
oval sx[0] + 9, sy[0] + 5, 3, 3
if direction = 1 then
let sy[0] = sy[0] - 15
endif
if direction = 2 then
let sx[0] = sx[0] + 15
endif
if direction = 3 then
let sy[0] = sy[0] + 15
endif
if direction = 4 then
let sx[0] = sx[0] - 15
endif
if (bounds) = 1 then
let game = 0
endif
if (collision) = 1 then
cls
let rx = ( int: (rnd) * ( gfxx - 12 ) ) + 6
let ry = ( int: (rnd) * ( gfxy - 40 ) ) + 25
let size = size + 3
let score = score + 1
endif
fgcolor 100,100,100
oval rx, ry, 15, 15
fgcolor 0, 0, 255
line gfxx, 0, gfxx, gfxy
line 0, gfxy, gfxx, gfxy
fgcolor 255,255,0
cursor 1,1
print "Score: ", score
relhdc
let delay = (clock)
do
wait
loop (clock) < delay + speed
loop esckey <> 1 and game = 1
alert "Game over! Score: ", score
end</syntaxhighlight>
=={{header|Delphi}}==
{{libheader| Winapi.Windows}}
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