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发表于 2012-11-13 08:48:12
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1判断语句/ J1 \" [( w& J$ @7 E
if <condition> then) e' @* @5 d j" y4 a( K: X; Z
<statement sequence1>;" p$ G+ v) _' A& B: g0 k
elseif <condition> then
4 V7 Z; _5 O% |- P& G1 [/ u; c- h+ W <statement sequence2>;/ B: e: k% f+ W" C; S7 b
else 7 b: y i; y0 [7 q
<statement sequence3>;& @, U) o5 b/ S
end;
; c& s" G' x% c如果分支比较多，用：
& q7 k3 E9 |! k inspect <expression>
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<statement sequence1>;
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<statement sequence2>;& c$ V; Z% b) X
...
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<statement sequence3>;; C/ u+ A) f3 v- ]: F8 ?- N) c# R# z: T
end;
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& F; H1 u4 L2 f4 q3 `1 J2循环语句
% l; p% d+ f" L$ i: p+ L (1) from <statement sequence1>8 f. J" P* P, q/ X' {6 o/ g1 y
until <condition> loop2 n( ` c9 I- a+ ?5 P9 Q3 h
<statement sequence2>;& f; f( i f0 Q: o. z2 u
end;: H6 F9 @! p" o
(2) while <condition> loop1 _) t# Z; @6 L: N8 H- {( j' [$ N7 {
<statement sequence1>;1 b/ }/ b) V( R, z5 K. |( x
end;6 E' z R( b1 y
(3) repeat
& q2 Y. ^5 @: s Z q R <statement sequence1>;
5 `8 e4 _' K1 x' @( i until <condition>;% W! S5 ~/ x# t* y# G
(4) for <condition> to <condition> loop6 ?: n8 C: ?9 h7 a+ e6 y- a: Y
<statement sequence1>;. h. j* q2 Z0 i K+ W" M
next;0 x1 E' J% }5 p& c2 _
3中断语句8 j7 g3 _- a' I( q
waituntil <condition> prio <integer expression>;! P& S. @) m* t" H- ~* Q3 A7 j
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以上为常用的函数！3 l+ ?$ }1 I3 j# D
还有很多，如有需要我把资料发到你邮箱里
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