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发表于 2012-11-13 08:48:12
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1判断语句
" @( O* r: p# ~1 }) U if <condition> then
+ X; X- u$ Z } <statement sequence1>;
7 m) g( ~% C' G8 N: X$ e4 I elseif <condition> then3 Q- j( ]9 J8 P$ h0 R
<statement sequence2>;1 m+ L" |, C/ [
else
; \; a. {$ A; ?* X; ^! w5 k <statement sequence3>;7 _% C' F: a+ t% Q. @; O
end;
* q9 [2 Z& ?4 A. j% @* g如果分支比较多，用：# W; z& v1 ~, A9 r! n0 i/ Q2 L
inspect <expression>% m6 b5 w3 `+ Y. q* n8 d: a9 X( V
when <constant_list> then
) Q( e& q5 \- S9 n <statement sequence1>;
9 X4 c- ?6 n& ]- F when <constant_list> then
& k, _! ~; q0 @1 q) ?: A <statement sequence2>;. y3 k, x6 Q6 \4 i( T# S4 A
...
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<statement sequence3>;
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/ l- H$ K3 D' I* Q2循环语句- n. x0 B |: h
(1) from <statement sequence1>
2 G9 @# T, p5 F8 ]1 {7 Q until <condition> loop5 B; q. e! N0 u" `
<statement sequence2>;
/ r, o5 |5 a4 [; p5 Q end;
8 o$ w7 M1 R+ L5 p% { (2) while <condition> loop3 D6 r" e/ C2 U; O$ j
<statement sequence1>;. H& R v0 x5 c$ Z% k/ F r; h
end;1 M/ Q% H( M9 d$ m- H' q$ a
(3) repeat
! B# |, e9 x8 s3 F <statement sequence1>;
# M0 Z1 H( m$ s) w8 U6 C( K( \ until <condition>;& v$ o' D2 _3 F1 |) }: H& `
(4) for <condition> to <condition> loop
6 K F- ~1 C/ ?/ r <statement sequence1>;
* c' Z0 X8 a4 x next;2 u) m1 B+ A( ?# Q! b9 b
3中断语句
# B7 e- U* `6 J$ T1 h1 j waituntil <condition> prio <integer expression>;
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2 v: V3 d( R& `- z& ~6 A2 J& h" `1 G以上为常用的函数！" g3 t, ~4 N4 G! h5 A2 f9 a$ R% n
还有很多，如有需要我把资料发到你邮箱里 3 x. Q% }' w3 s( y# G2 h, i
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