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发表于 2012-11-13 08:48:12
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1判断语句9 c9 u5 e! u; T3 K; W; t% O) C
if <condition> then
/ p- e% }" w& @6 @$ D <statement sequence1>;
( k2 d5 H9 Z. s elseif <condition> then
7 u, J3 D( |1 f% X1 h; Q _0 i <statement sequence2>;
, H" b4 p% N" _: t, X else & {2 q% }: f0 K: |8 Q
<statement sequence3>;
B; s$ o7 F6 [, P' x) ^; G end;
5 O j: G. L7 I$ h, k# S! v; q如果分支比较多，用：+ ?1 ~& c8 w* r& H r4 M
inspect <expression>
- D0 {! T- x& u. Y0 o' d when <constant_list> then) |( e" R; v5 Q% B. p0 b# I
<statement sequence1>;
5 H) v0 y6 `. G8 w y1 \ when <constant_list> then
! O8 C( A! X- X" l <statement sequence2>;
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else7 |2 a, N$ e8 u& ~
<statement sequence3>;- z4 z& S( v+ n
end;
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! q8 f) g2 o# }3 T% w1 x: h1 F/ p2循环语句( `( b7 z+ M1 {
(1) from <statement sequence1>. e0 N, n8 H5 Y* J- I
until <condition> loop6 B [) E* y, e) w' |" N: x% t8 a
<statement sequence2>;- M/ [# V. A! V) L6 N' \* {. `- J
end;
/ s2 {) e) g0 ?8 U n0 o7 u8 {) P (2) while <condition> loop
0 @) O; M7 u/ ^: {$ Z9 Y4 f <statement sequence1>;) X( B, p& @3 Y
end;8 L7 p+ N; l) z1 o, F0 n: C
(3) repeat
: k5 m0 M8 M6 K& a <statement sequence1>;
/ ?: ?4 P- T' O q; J4 Q1 H until <condition>;, V) n) W) N* o' Q
(4) for <condition> to <condition> loop- \+ A! J9 i: L% C, h/ s
<statement sequence1>;2 x/ ]- n" J, g* q& Q
next;
, w7 } A2 X' O7 u: W3中断语句
! p0 W1 O3 U# C% p' ?- E4 Z; q waituntil <condition> prio <integer expression>;4 S9 j+ Z! Q: r* F
7 Y, D' n: m# E7 ^0 z. q) W
( g3 l5 C! Z/ d. O以上为常用的函数！
" v- _% g: k/ g/ r* k0 F还有很多，如有需要我把资料发到你邮箱里
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