|
|
发表于 2012-11-13 08:48:12
|
显示全部楼层
1判断语句
- d9 i. i( @0 `; v1 B if <condition> then# z7 `3 h$ D- L4 j' r
<statement sequence1>;( @* u9 u3 u1 f, C7 u2 Z7 V
elseif <condition> then2 r# t+ r; d l4 d8 ?
<statement sequence2>;
( I. [' G; U! z4 c9 {' R2 r else
! Y! j9 ^# M5 n* E0 l- G <statement sequence3>;
: d( |$ j, Y6 l end;" }, _8 J! O; S) L4 `
如果分支比较多，用：
3 e: C0 J: W) B7 F, R8 T { inspect <expression>5 E# O p4 i. U
when <constant_list> then$ n9 f) ?, h$ ]( W1 g
<statement sequence1>;2 y5 {- \/ q0 ]
when <constant_list> then
8 y. A7 Z& k* x7 M; U$ h0 _ <statement sequence2>;
X/ T/ z# H0 _& E5 k ...
% d1 L% G5 K* X0 e; M else
, R5 |8 p- e d6 Q <statement sequence3>;
7 Z+ k: R- G5 M& w. T5 z3 Y- v- Q' ~$ K; @9 gend;
$ }% ~% {1 [4 Z) q V6 m+ ^& D. g8 H! x( {; \6 {0 a [" v
2循环语句
. y; h6 y# h/ T/ @ |5 o (1) from <statement sequence1>
/ s+ a9 C0 f& J# J8 e8 G; S until <condition> loop
2 a, f6 K' F/ B <statement sequence2>;
" v/ _8 B! D7 S( h end;5 l' M- U4 V% Z2 y1 k( j
(2) while <condition> loop# O3 l4 j0 f$ q c
<statement sequence1>;
/ l; W; }' O A end;0 x" P/ G. U ?: g
(3) repeat # z# H* x w( W9 j9 M
<statement sequence1>;8 H* t; H, k; K! J
until <condition>;% H# u; e; O# G
(4) for <condition> to <condition> loop
2 Y' r5 i* d" z. ?9 R, m2 C" e <statement sequence1>;) {( h5 |) w. j1 D
next;
' S! v# E5 f, H3 ?+ o3 V K2 x* P3中断语句/ k* t7 |2 S1 m
waituntil <condition> prio <integer expression>;
3 r2 X/ m& B% s$ [6 _. C3 k
4 c$ ~& ~3 g" u$ r7 Q: U
% H' j4 E N- d8 V) N {2 {以上为常用的函数！
+ M3 W) y0 S" E% ^! A3 Z8 J还有很多，如有需要我把资料发到你邮箱里
$ Q) @7 w- w. s: C2 _, s
: M: D7 m1 K6 l" j9 q, Q3 I0 ^, {, U9 r, u
; y: J+ S. n: ~; k: f8 o
6 q& {3 P P" v5 m; I# g
$ s M' ]0 O5 a3 l: L. l/ [- _* I, d# }. }3 k
7 D! A1 o, w, ~! ^) t
+ k# ]( j2 G) {% y" o7 L% k! H i0 G" {) _' A1 K
/ z) Q8 _& z+ l |
|
[复制链接]
