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发表于 2012-11-13 08:48:12
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1判断语句
8 N2 l; X" j- I- R9 Q if <condition> then
0 E2 b# C8 P; L& H2 C$ t <statement sequence1>;, K% x$ r! S+ O+ D# C
elseif <condition> then8 ~, Q) E+ A9 [4 o4 }
<statement sequence2>;
4 @6 H6 A T% ?6 ^6 [& X, G else " c0 d/ E3 ~; t
<statement sequence3>;
4 a/ Y3 r+ s4 N# a end;
1 D; c: G! } L+ |* Q& H如果分支比较多，用：. {- H3 F, A5 K* E6 E/ x# H
inspect <expression>
/ t: y6 L9 {& @ when <constant_list> then/ ?$ ]+ T. S9 R- s
<statement sequence1>;* {- `" ~' T0 H' X5 K
when <constant_list> then
0 F8 v- E) Y, |+ h1 z <statement sequence2>;& l9 }' V4 p; k t/ J z( V" @, c
...
# @) ]( J2 F; N0 {( W else
8 w u! z4 [8 ]" X <statement sequence3>;9 o; d, C/ y3 A% c7 q6 x4 q1 {
end;0 I2 U9 g; o4 ~
0 J4 M, J; S) J) ]4 S2循环语句
4 t& O+ p+ n( p' Y, z: \+ O (1) from <statement sequence1>( [8 h! ]. ~( V* k2 e4 U' x
until <condition> loop
5 g q. A, q* C* V7 E9 U <statement sequence2>;) T" m( ~9 K2 S$ Z a
end;
4 y3 N- S) c. M! F% o1 _2 C" O (2) while <condition> loop! s6 w) @/ Z4 b7 u
<statement sequence1>;3 R; l: `7 ^2 {# W4 f
end;
1 ?( ]! }- v) p, s7 e (3) repeat % c, Z0 ~4 C7 ?% J# \4 Y
<statement sequence1>;2 t: U0 R1 ]2 H/ Z9 l+ ` A
until <condition>;
" o$ |; C8 L K! L" N* b/ T& \1 Y2 k0 F (4) for <condition> to <condition> loop
' y9 c1 N( n7 }5 {2 \% W <statement sequence1>;. ~3 p0 K; b3 }- x4 I7 O
next;4 R' f O6 K+ M
3中断语句' B- b* M# X: _! F/ @* j/ J
waituntil <condition> prio <integer expression>;
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以上为常用的函数！
2 e3 I7 Y5 \( W9 M, C还有很多，如有需要我把资料发到你邮箱里
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