prog8/examples/comparison_ifs_byte.p8

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%import c64utils
%zeropage basicsafe
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main {
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sub start() {
byte v1
byte v2
v1 = 100
v2 = 127
if v1==v2
c64scr.print("error in 100==127!\n")
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else
c64scr.print("ok: 100 not == 127\n")
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if v1!=v2
c64scr.print("ok: 100 != 127\n")
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else
c64scr.print("error in 100!=127!\n")
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if v1<v2
c64scr.print("ok: 100 < 127\n")
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else
c64scr.print("error in 100<127!\n")
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if v1<=v2
c64scr.print("ok: 100 <= 127\n")
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else
c64scr.print("error in 100<=127!\n")
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if v1>v2
c64scr.print("error in 100>127!\n")
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else
c64scr.print("ok: 100 is not >127\n")
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if v1>=v2
c64scr.print("error in 100>=127!\n")
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else
c64scr.print("ok: 100 is not >=127\n")
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v1 = 125
v2 = 22
if v1==v2
c64scr.print("error in 125==22!\n")
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else
c64scr.print("ok: 125 not == 22\n")
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if v1!=v2
c64scr.print("ok: 125 != 22\n")
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else
c64scr.print("error in 125!=22!\n")
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if v1<v2
c64scr.print("error in 125<22!\n")
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else
c64scr.print("ok: 125 is not < 22\n")
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if v1<=v2
c64scr.print("error in 125<=22!\n")
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else
c64scr.print("ok: 125 is not <= 22\n")
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if v1>v2
c64scr.print("ok: 125 > 22\n")
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else
c64scr.print("error in 125>22!\n")
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if v1>=v2
c64scr.print("ok: 125 >= 22\n")
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else
c64scr.print("error in 125>=22!\n")
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v1 = 22
v2 = 22
if v1==v2
c64scr.print("ok: 22 == 22\n")
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else
c64scr.print("error in 22==22!\n")
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if v1!=v2
c64scr.print("error in 22!=22!\n")
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else
c64scr.print("ok: 22 is not != 22\n")
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if v1<v2
c64scr.print("error in 22<22!\n")
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else
c64scr.print("ok: 22 is not < 22\n")
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if v1<=v2
c64scr.print("ok: 22 <= 22\n")
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else
c64scr.print("error in 22<=22!\n")
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if v1>v2
c64scr.print("error in 22>22!\n")
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else
c64scr.print("ok: 22 is not > 22\n")
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if v1>=v2
c64scr.print("ok: 22 >= 22\n")
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else
c64scr.print("error in 22>=22!\n")
}
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}