, . , Execute , .
2.4.8. TFindDialog
TFindDialog .
property FindText: string; | |
property Left: Integer; | |
property Options: TfindOptions: | |
property Position: TPoint; | |
property Top: Integer; |
, Options: TfindOptions.
:
FrDown | |
frDown frFindNext | , " " |
FrHideMatchCase | " " |
frHideWholeWord | " " |
frHideUpDown | |
frMatchCase | " |
frDisableMatchCase | " " |
frDisableUpDown | |
frDisableWholeWord | |
frReplace | TReplaceDialog |
frReplaceAll | Treplace Dialog |
frWholeWord | " " |
frShowHelp | Help |
2.4.9. TReplaceDialog
. TReplaceDialog acca TFind-Dialog. ReplaceText ( String), , OnReplace, "" " ".
. OBJECT PASCAL
. 1.
, 1, 2 4 .
, | ||
Byte | 0...255 | |
Shortint | -128...+127 | |
Smallint | -32 768...+32 767 | |
Word | 0...65 535 | |
Integer | -2 147 483 648...+2 147 483 647 | |
Longint | -2 147 483 648...+2 147 483 647 | |
Cardinal | 0... 2147483647 |
:
abs () | ||
chr (Byte) | Char | |
dec(x[,i]) | i, 1 - 1 | |
inc(x[,i]) | v i, i - 1 | |
Hi (word) | Byte | |
Hi(integer) | Byte | |
Lo(integer) | Byte | |
Lo (word) | Byte | |
Odd(Longlnt) | Boolean | True, - |
Random(word) | , 0...(word) | |
sqr () | x | |
swap (integer) | Integer | |
swap(word) | Word |
. 2.
|
|
Boolean, ByteBool, Bool, WordBool LongBool. Boolean, Object Pascal Windows: Boolean ByteBool 1 , Bool WordBool - 2 , LongBool - 4 . : False () True (). , :
0rd(False) = 0;
Ord(True) <> 0;
Succ(False) = True;
Pred(True) = False.
. 3.
. 0...255. , ord.
Windows . 0...127 . 128...255 . 0...31 . , .
Char ,
Chr () - Char, Byte i ;
UpCase () - Char, , , ( ).
3.4.
, oi . , .
, -:
High (X) - -, X;
Low (X) - -.
. 5.
, .
, | - | |||
Real | 11...12 | 2,9*10-39...1,7*1039 | , .. | |
Single | 7...8 | 1,5*10-45... 3,4*1038 | - | |
Double | 15...16 | 5,0*10-324...1,7*10308 | - | |
Extended | 19...20 | 3,4*10-49511,1*104932 | ||
Comp | 19...20 | -263+263-1 | ||
Currency | 19...20 | 922337203685477,5807 | 4 |
|
|
:
abs(x) | , | ||
() | ( ) | ||
Cos(x) | ( ) | ||
() | |||
Frac(x) | |||
lnt(x) | |||
Ln(x) | |||
Pi | --- | =3.141592653... | |
Random | , 0...[1] | ||
Random(x) | , 0...x | ||
Randomize | |||
Sin (x) | ( ) | ||
Sqr(x) | |||
Sqrt(x) |
. 6. -
- TDateTime , . TDateTime , , .
4