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发表于 2012-11-13 08:48:12
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1判断语句7 A* T5 ?* N) H7 m
if <condition> then
0 y; Y1 N' Z, \' |1 U <statement sequence1>;; q& K" P1 z/ ]' B: w% @1 `
elseif <condition> then7 m4 t1 D- Q* T" t- {: \, e! U
<statement sequence2>;
3 d- s4 V; k+ E; }3 j, t! p. C% \# d else
' M, I" Z' ]. `+ O$ w. x5 G8 p0 X <statement sequence3>;
' l+ ^) R y( ~) V& q end;
! t$ j7 g# u. y- `& d如果分支比较多，用：- ~: Z$ |! s# H+ t$ h# u2 M. I
inspect <expression>
r& R6 o. d; M& u; \0 w when <constant_list> then
# W+ m8 }2 z% N0 R! N& m <statement sequence1>;2 {* @& g# R/ y7 y
when <constant_list> then
7 x$ y6 ]: H: E3 j: | <statement sequence2>;
. D& F& O% S0 V. B& `0 R+ J ...
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<statement sequence3>;" e: w0 ~" \( z! v/ {! n
end;
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% x) q% Y5 ~( i, J }2循环语句
7 j) Q8 i* X6 u3 ]2 z' R (1) from <statement sequence1>. p& i+ `" [& P- ]7 b
until <condition> loop, c. Q5 M# [! g5 e
<statement sequence2>;
+ [% M$ O& p) S4 w5 D# z end;
9 g* P% j' b- W0 W6 j$ y( E: i (2) while <condition> loop
, u) i4 D ^7 O <statement sequence1>;, Q7 ]; @, X* L4 P6 v
end;
# A. }& I' z. h (3) repeat
' W7 S% ?& M$ I) Y/ L0 h6 u. H) D <statement sequence1>;
& T; [% G3 B6 R) Z until <condition>;
% c" m; R F9 ~$ t& [, [1 B7 C (4) for <condition> to <condition> loop+ z1 j3 y2 A4 t& e
<statement sequence1>;
0 C- u' z% c1 P; U next;
, [$ q) ~/ m, c; x" _5 a3中断语句+ x9 R8 N- v3 q# j7 U( F7 M8 T
waituntil <condition> prio <integer expression>;
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以上为常用的函数！
% g! }8 P' }# }" B+ C还有很多，如有需要我把资料发到你邮箱里
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