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发表于 2012-11-13 08:48:12
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1判断语句
5 n0 y2 L3 E/ g6 ~ if <condition> then* Y- Y6 n3 h' @( A
<statement sequence1>;0 a$ F5 T9 }' V
elseif <condition> then+ Q. u+ Y x8 X0 i) z( N J1 t
<statement sequence2>;
# h% @7 {( \* b) @' | else $ j! ^% m% u; x6 R+ _. ]. a
<statement sequence3>;
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如果分支比较多，用：. m6 ~8 O7 @2 g6 k) K( x
inspect <expression>8 t( R/ n2 E3 Q$ H3 F* ~7 c
when <constant_list> then4 N: C) N3 R8 ~
<statement sequence1>;
4 H) y5 @: U' K6 g when <constant_list> then
# c4 i, F; E2 Y6 _2 O <statement sequence2>;
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else
0 n. M; A. ^9 y/ W9 ] <statement sequence3>;
h* m) F4 ?) [9 _end;
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4 Y( _$ D2 D( p* z/ n2循环语句
, A' s, U1 n3 A" H (1) from <statement sequence1>
4 z9 |# _) D1 c& C$ ]6 h until <condition> loop& h% \* {5 B# n& [9 @
<statement sequence2>;
/ S# V3 b1 z7 B; D6 q end;4 l5 |4 [1 [$ b ?
(2) while <condition> loop
$ H+ z4 a+ h x9 H$ z <statement sequence1>;
# H A; O: @ y, q! G end;: i% ~1 _9 Z: q( |. ~) O
(3) repeat
- x+ w" t" Z! g5 j5 x( d' ~ <statement sequence1>;- L3 V# E; ~9 r' y) _% B2 y
until <condition>;* F9 E! [* P- O
(4) for <condition> to <condition> loop# P( m3 e0 u5 n
<statement sequence1>;
/ U) B, f+ Z; t next;
( Z g' M" C8 o3 r+ @3中断语句
6 Y8 X+ f; l8 p8 l waituntil <condition> prio <integer expression>;! z* M0 V0 Z2 C( t: a5 @
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( {0 e& o8 \4 K以上为常用的函数！
! x8 r, r; D, J, R. F还有很多，如有需要我把资料发到你邮箱里
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