if conditional then ?

Question:if conditional then ?

Posted: mehdi jafari 769

August 12 2013

i have a conditional expression like this

for i from ... do

if .... then
exp1:
exp2:
exp3:
.......

else

exp4:
exp5:
exp6:
....

end if;

od;

i face this error during caculation:
Error, reserved word `else` unexpected

what should i do?

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