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发表于 2012-11-13 08:48:12
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1判断语句+ H( [2 h4 M2 j7 h: ~% h, z& n. ~
if <condition> then
! L8 d( h: j5 e <statement sequence1>;( h9 g' R" v* W4 I! r
elseif <condition> then
% r& ?+ S7 Q: @4 _" c <statement sequence2>;
# u- l1 Z7 U7 u6 z: |* G# s, Q else
1 o2 Z) e! E3 v5 C& \5 `- F- ` <statement sequence3>;5 y7 V4 X! I/ Q6 S. J8 E
end;
- k- K s# w3 d& t- A如果分支比较多，用：$ Q8 P, \6 ^6 N/ C) n8 ^8 `
inspect <expression>8 ^6 C- K2 z" v! o2 J) b5 b& f
when <constant_list> then
8 d a. {; R1 s; \5 k <statement sequence1>;! v2 M3 M/ L) Z* s8 v
when <constant_list> then4 p$ R7 U# F5 d5 o M2 X0 M8 m
<statement sequence2>;) R; f% G) c+ R9 v+ Z
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else" C* j. W; ^9 h+ ^% c
<statement sequence3>;
4 M, S4 ?% R0 h+ u) \8 }! |% u- hend;
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, |! ?/ N( X3 k2 e* Q2循环语句
8 `8 g! R* c1 ?' P (1) from <statement sequence1>0 e; d# _$ f* n' _/ \
until <condition> loop* Z3 c1 w" k# G6 W. j, v% s
<statement sequence2>;
# K1 t, F8 q1 l end;$ ^) `; y% W; ~2 E: e
(2) while <condition> loop, v9 {" ^* _: e
<statement sequence1>;+ w! w% N# |% p4 B
end;0 i3 V" {+ @: H2 V$ b X# {8 W
(3) repeat
! ` ^8 H6 I6 J <statement sequence1>;
: ] c& D* c% y& m5 B! y, {- Q until <condition>;1 Z; a5 @$ {! r% h( K
(4) for <condition> to <condition> loop
" V! K1 y$ z! u, L q <statement sequence1>;0 `0 X) o) k: s
next;
" p. x+ H1 K: e1 A" y# n5 N- s# a3中断语句1 j7 {! `# ^! E K6 }2 A
waituntil <condition> prio <integer expression>;
v9 {4 `, U+ {; F
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" K7 a& p$ h9 p& @以上为常用的函数！" F- {$ F. D- U6 V4 q
还有很多，如有需要我把资料发到你邮箱里
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