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发表于 2012-11-13 08:48:12
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1判断语句8 z) T1 Z3 K& E* i$ L
if <condition> then0 ]& p0 X" e, u7 x7 P
<statement sequence1>;, h9 z; O6 K# h) e
elseif <condition> then( L* N7 z5 i9 p, ]
<statement sequence2>;
$ s4 G& A+ }: Q2 D# v- G else
$ A6 b- q; L! _3 r! W8 U <statement sequence3>;
a2 r+ v- F, H" K( G, l end;
9 N/ G' d9 ~3 A7 a' d8 u如果分支比较多，用：' t8 r- v6 ]) g% \; O
inspect <expression># @+ k3 H: ~9 m0 v* a( z
when <constant_list> then/ p8 u9 O+ |3 r" A( e# y3 o
<statement sequence1>;; s3 ?3 q5 H- x& `
when <constant_list> then, ~4 N% r/ V5 U# Q
<statement sequence2>;' W% [5 Q8 i2 y& G% }# |, }. \! W: h
...
- ]: {% h; G8 Y$ w! V else' S; g4 e. P9 f* p+ t# r3 [; e
<statement sequence3>;
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2循环语句; y( i' o l, \% T+ m+ K8 D
(1) from <statement sequence1>$ a3 `( Q5 y( C2 v9 X
until <condition> loop
$ j4 l% _) Z* b) I2 j <statement sequence2>;! G Y3 O; T+ G2 X% [# l) D) d
end;( ?- j2 E0 x9 A/ a& u" p
(2) while <condition> loop
$ K6 e" x) Z. B" F% g G <statement sequence1>;
' R% p; D! p( F) D( S! L+ R end;
" r. O2 z. h3 I1 J7 B8 f (3) repeat / u8 v8 Y& X( c" A# m. B
<statement sequence1>;0 S% Z! i0 H2 I% P
until <condition>;9 d* _9 p9 ~! B
(4) for <condition> to <condition> loop
4 y9 ]5 J7 } u4 O! J <statement sequence1>;
1 b+ R# \2 U! }8 P5 H. K, V next;& N& A8 J$ ~# @$ c3 e
3中断语句" O; Z8 L, U: Q5 M9 A
waituntil <condition> prio <integer expression>;) y. M) z6 t( q1 d3 E$ ]
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6 c; Z0 S G- u以上为常用的函数！- Z! S0 l( e1 _3 { F3 C5 K7 U2 N# _2 C
还有很多，如有需要我把资料发到你邮箱里
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