|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
0 I; R5 |" k, w" \( x2 L+ N( F- | if <condition> then
5 q& c) F2 ?& T& g9 a/ E <statement sequence1>;
& Y# d6 V% E& v$ C. W8 s2 e elseif <condition> then
' z H6 s- ?2 u <statement sequence2>;: B/ e: }7 [7 H1 @3 p# _& t, Z
else
+ \+ s1 O5 p0 B( j* u <statement sequence3>;
% p. z* Z; H# t end;
# O0 R0 }+ P1 W {0 ~如果分支比较多，用：
4 z/ T. z8 Y* l4 e inspect <expression>1 G" ? o- ^3 f5 o
when <constant_list> then
( w9 X- ?3 L/ r <statement sequence1>;$ k2 d/ [# C+ {
when <constant_list> then
' h4 e# e- C j8 W2 s# M/ w <statement sequence2>;
( ?6 W1 b# y- _/ | .../ K8 p- z1 z9 y# \0 M+ Q: L l1 D
else5 R4 k$ M# R5 ?3 T: o& @# P) ~
<statement sequence3>;
# w# N1 ]* g/ z& lend;- S+ @, ]3 }: `' `
5 i# Z3 z1 W0 a. Y9 {: {: ?
2循环语句
" X- h+ P4 E# { (1) from <statement sequence1>8 d6 r! P0 E& X; X# H
until <condition> loop
2 {& Q" g$ `' O1 q# c5 R/ ] <statement sequence2>;
+ r, v( `1 b% I0 }4 M: g+ d end;* g. p" Y# s/ }, A# C. }7 \
(2) while <condition> loop$ |. K8 p+ p9 N9 P5 \6 [
<statement sequence1>;
2 |6 d1 B9 ^3 ^2 M H end;8 r6 b1 A+ L8 k3 c
(3) repeat / g1 b/ v3 }0 V" U
<statement sequence1>;
+ A# G" y# ]. R, N/ t$ M until <condition>;
& u7 u' J$ {9 H( f' k9 ^. j# j (4) for <condition> to <condition> loop% N- q: ?8 F9 x# ^5 F
<statement sequence1>;5 u& K3 S T& q% P- F- Q
next;% c- I$ \1 U/ ]
3中断语句3 y* [0 S2 t* j) O+ q/ L' y
waituntil <condition> prio <integer expression>;
7 C: ~. Z- F- R1 Y E. G7 t; V( Y8 Q0 h
( t2 |; W6 ?: Q) J# o
以上为常用的函数！
( c1 ?8 x1 v) _还有很多，如有需要我把资料发到你邮箱里
* A; B6 x8 G) y+ p/ @6 O( e# r: u, s2 o
/ Z' W& s( Q. N
; k* X3 G! r0 t5 k+ `
2 `& ]: I; y/ r0 X0 p: x" Q2 O! U y
1 F/ j: n; _6 ~9 Z6 \
" N. i/ e+ ], ~, q7 l* E+ N
$ } T4 I6 Y+ a0 _/ X0 @
% g, Z% f3 c( _* |6 x3 f
5 l3 V1 j# X8 A0 x |
|
[复制链接]
