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发表于 2012-11-13 08:48:12
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1判断语句
8 W; f9 t: E0 S0 X5 a8 ] if <condition> then
5 b" T% H, ~* {/ \0 Q <statement sequence1>;5 |1 ]# n. @6 n# H/ K
elseif <condition> then
- I2 n$ r8 s! @) P6 \8 C <statement sequence2>;
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<statement sequence3>;
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如果分支比较多，用：
6 f& V5 `* a' u4 Z0 L- N inspect <expression>8 b0 L5 t& q5 H' g* N- }0 X: Y' P
when <constant_list> then
! W" q% H- ]: g+ } <statement sequence1>;5 N2 `7 o0 R9 W( ~+ _2 r a
when <constant_list> then' d; {8 M8 \8 Z; j8 n! @6 i5 H
<statement sequence2>;
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else+ i. G1 m3 B5 ]- f
<statement sequence3>;
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2循环语句) }% ?, ?9 U& z/ {! M
(1) from <statement sequence1>
% j3 a' s& A( I# S4 [ until <condition> loop1 \$ R4 u+ j9 u
<statement sequence2>;
J3 T0 t# \8 h, I# q- R end;
: F8 ?( d) V) C (2) while <condition> loop0 e# Z; @& _' n/ i" V
<statement sequence1>;( B. Q8 q+ }# y& j
end;
' n4 ^# J4 W' U; O! U% P9 Y (3) repeat 7 u8 g( h0 }7 j; K% Z+ c
<statement sequence1>;) E7 x U* @& c) O2 |$ \8 S. T" _' r" b0 _
until <condition>;/ w8 w" M' y. R7 \, i
(4) for <condition> to <condition> loop& D' F) S# K: O+ U, Z0 N
<statement sequence1>;
E+ k" ]* _4 f7 ?5 I2 O next;
K$ F8 t4 ]0 A0 ^0 L. Q3中断语句
! m1 l: |/ M; z0 H0 ?& B2 A waituntil <condition> prio <integer expression>;' d0 t4 @+ F( W; l& Q
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以上为常用的函数！
; ~, J4 D0 l! D: Q3 F9 d还有很多，如有需要我把资料发到你邮箱里
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