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发表于 2012-11-13 08:48:12
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1判断语句
2 o' V$ l4 o. b! \- {( ]- H$ M if <condition> then7 q6 c% c: u3 i$ t, v0 s! n& l: T! J
<statement sequence1>;+ M- K; h) s6 c2 S
elseif <condition> then
4 a0 n2 Y+ |7 `7 s* Z <statement sequence2>;. Q0 m+ s- u, c# f% e/ y
else $ ~' k V4 y* {
<statement sequence3>;8 J3 u7 m( b8 Y T% J$ L4 ]
end;
1 P7 T+ F6 Z3 j( o C3 b/ G如果分支比较多，用：" G! F+ O% e. `5 F6 r3 N
inspect <expression>
1 X+ F7 d# ~# C; u2 f( N0 M* c+ Y7 ? when <constant_list> then
' M$ U& p/ y. p0 y' t& k <statement sequence1>;1 [7 q @9 z l0 R; D
when <constant_list> then& p/ k# t* Z2 S& R8 E" i! T
<statement sequence2>;
2 j# C% j( \ S ...
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<statement sequence3>;: ]0 w5 {7 U/ H8 ^$ v. l2 e
end;: d6 m9 A% r4 o
* r& S7 k1 [8 O5 I" P9 i- _' G8 _2循环语句1 f6 a: @* I5 r( d& G
(1) from <statement sequence1>+ \, L( C0 K: O* t1 \: C
until <condition> loop" x& x$ W/ O! h1 H6 K& S' S
<statement sequence2>;
3 Q7 W: p- k/ u. K4 Y& c end;8 d {9 D9 |2 o( s. ~7 ^
(2) while <condition> loop8 e9 P9 g; h0 k9 G; ? P
<statement sequence1>;
/ Q+ k3 M2 ~" t1 s: b7 ]% A end;
9 m [2 l/ E: l5 y3 `( a (3) repeat & j/ ?; t* @+ B* E; Z S
<statement sequence1>;" M J6 r+ J# C, ]
until <condition>;3 Y7 M: S- V8 }7 L$ O) b
(4) for <condition> to <condition> loop) Y/ Y7 s) O6 ^: d$ j5 [/ \$ B! N
<statement sequence1>;
9 |% t5 v9 a& N/ P next;
" W. ^7 z, Q+ B5 r3中断语句
) z2 C2 K0 ]4 H' k! f+ y waituntil <condition> prio <integer expression>;* r9 B& E0 o' I
1 ^$ C: H2 O5 S/ k2 P) f
: u+ H8 V0 R* B( A以上为常用的函数！' q5 K5 q8 U9 T0 V9 l
还有很多，如有需要我把资料发到你邮箱里
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