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发表于 2012-11-13 08:48:12
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1判断语句& `7 ]$ ^7 [% u: h8 \
if <condition> then
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elseif <condition> then
' O p' Z) E3 v; B <statement sequence2>;
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<statement sequence3>;
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如果分支比较多,用:3 [ u! v, [2 d( s; r; n- `
inspect <expression>
, t& Q. ^) W0 t0 S. L when <constant_list> then# T/ T+ I) {8 @2 l" B& M
<statement sequence1>;9 ]- n" L( j; J4 _1 @& Y& Q+ I
when <constant_list> then
" Z" k$ D, C; w+ N <statement sequence2>;# Y7 A1 k. _. v2 G* m: u( a
...
% ?0 C% m0 I. X0 K( \$ ]% _ else
9 z1 c+ ?8 H$ `0 o0 x E6 m <statement sequence3>;
+ F0 `' g3 {1 X1 qend;
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; {& N. t. A% N# P; E/ G2循环语句
; l* u4 f* r1 g2 M( e5 m (1) from <statement sequence1>
! z9 K4 k0 l' _+ o/ D0 d [. S9 {: k until <condition> loop& W* T6 A( }! T0 s
<statement sequence2>;
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(2) while <condition> loop- ] J; B+ b2 T% X. [
<statement sequence1>;
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(3) repeat
0 r& o% E7 J' r0 U) w <statement sequence1>;
; }7 X- Z% M8 w: | until <condition>;- T P$ n) F) A `; [
(4) for <condition> to <condition> loop
" M3 f/ [+ F4 S# N/ R0 u7 T" H <statement sequence1>;
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3中断语句6 X' p& |* I' m8 {
waituntil <condition> prio <integer expression>;0 a1 h5 k4 E0 P S. u" s
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# ~, B7 m; N. `0 R6 k" d以上为常用的函数!1 ]% r/ p$ W3 Y) C+ o4 p7 ?9 e' X& W
还有很多,如有需要我把资料发到你邮箱里
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