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发表于 2012-11-13 08:48:12
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1判断语句: s _2 P1 v& f* l. [
if <condition> then; S- \( |( }9 D4 K
<statement sequence1>;
/ y0 V( j2 k, t& v% [1 |7 k elseif <condition> then0 p' K7 g8 u, R
<statement sequence2>;. A6 X* ^4 P/ i6 r2 g9 V q7 r
else
% B" b; W" {4 v) z- u# V6 I <statement sequence3>;
9 S- S8 \, Z* ]# h- d. l+ ] end;
; v0 E2 ^$ V! k( d2 x: u: q0 ]如果分支比较多，用：7 K, u0 x( _9 s- Z+ w$ a! W
inspect <expression>
$ Y. a1 U3 ?+ k. W/ j when <constant_list> then
5 p P4 y+ {7 G E/ [ <statement sequence1>;
0 D6 I/ G3 R2 O) ?5 R4 m& S8 z when <constant_list> then
7 L, D4 S3 B `) F# t2 L6 K) E. k1 O, N <statement sequence2>;3 ?8 N( Y# y7 S! f, R
...3 d' z( t6 U0 }* B
else m3 q: ^$ S) l+ q( S5 z H: Z
<statement sequence3>;! L5 k$ n+ x) k6 i5 c! W+ C) o; `
end;' y3 `+ [! W4 `# b& @
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2循环语句) a4 X- M4 Y* H" n: G3 t
(1) from <statement sequence1>
% ?8 V9 U8 ]0 A. r$ }' H until <condition> loop
' j0 R6 t) K/ i0 `0 E7 l# I <statement sequence2>;
! V% \- ?! Z8 h6 r2 a3 v end;
% u, i# y" N1 k- H0 j; I. F; b (2) while <condition> loop
3 D4 I) n$ H8 Y3 x+ f& C" r <statement sequence1>;: t3 L; o- I9 M5 R* l5 E
end;0 t: X* q. M% I2 \, }$ G
(3) repeat
9 S- D. i$ }: }' v7 O M <statement sequence1>;7 Q( e" M! t4 B( a/ ]+ a3 U0 |
until <condition>;: x: K, \2 F5 ~
(4) for <condition> to <condition> loop
) a, m N# Z- d7 X* b* w <statement sequence1>;
9 h6 b- ~0 l9 e. K next;# G) j% U& m5 V& i0 E
3中断语句4 J# p3 u G0 R
waituntil <condition> prio <integer expression>;
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7 p8 P( i8 b( k: f以上为常用的函数！; N3 D: W0 V, b. {; G0 ^5 L
还有很多，如有需要我把资料发到你邮箱里
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