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1. Visual C++;
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3. ++;
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5. Microsoft Visual C++ 5.0.
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- , IBM PC.
:
- Windows;
- Microsoft Visual C++ 5.0 ( Microsoft Visual C++ 5.0).
1.1. Microsoft Visual C++ 5.0.
1.2. Microsoft Visual C++ 5.0.
1.3. Microsoft Visual C++ 5.0.
1.4. 1, 2, 3 .
1.5. .
2.1. Microsoft Visual C++ 5.0.
2.2. *.cpp .
2.3. 1, 2, 3 .
2.4. ( ). .
2.5. Microsoft Visual C++ 5.0 .
3.1. .
3.2. .
3.3. .
3.4. .
3.5. .
3.6. .
4.1. Microsoft Visual C++ 5.0.
Microsoft Visual C++ 5.0 - Microsoft Visual C++ 5.0 - Microsoft Visual C++ 5.0.
C++ , :
Ø Visual C++ ( Microsoft Visual C++ 5.0. Microsoft Visual C++ 5.0.);
Ø 'New' 'File'. , 'New' 'Projects'. 'Win32 Console Application';
Ø Location (:\students\*) Project name, , 'First' 'OK'. 'First classes';
Ø 'New', 'Files' 'C++ Source File'. File name , 'First' 'OK' 'First.cpp'.
.
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Void main(void)
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1:
// ++
#include <iostream.h>
Void main ()
{
cout << Thise is my first program\n << endl;
}
, . File Save All. () :
Ø (BuildBuild *.exe) (F7), . , , ;
Ø , (BuildExecute *.exe.) (Ctrl+F5);
Ø .
#include , , iostream.h. cout << " Thise is my first program " . 1.
1.
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<< (" ") ( , " Thise is my first program " cout). , . \, , ; , \n . , " Thise is my first program " , , main. main, .
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2:
#include <iostream.h>
Void main()
{
int inch = 0; // inch -
cout << "inches";
cin >> inch;
cout << inch;
cout << " in = ";
cout << inch*2.54;
cout << " cm\n";
}
main() inch. >> (" ") cin.; . << , :
cout << inch << " in = " << inch*2.54 << " cm\n";
, . C++ .
/* , */. (, ). , , /* */ .
// , , . , . . // , /* */, /* //.
4.6. C++
, , . C++ ( ):
Ø (int, short, char);
Ø (float, double, long ( ), long double ( );
Ø - Unsigned;
Ø Char .
.
| () | |
| char -128..127; | |
| unsigned char 0..255; | |
| int -32 768.. 32 767; | |
| unsigned int 0..65535; | |
| long -2 147 483 648..2 147 483 647; | |
| unsigned long 0..4 294 967 295; | |
| float 3.4e-38..3.4e+38; | |
| double 1.7e-308..1.7e+308; | |
| long double 3.4e-4932..3.4e+4932. |
C/C++ :
Int iMyVariable;
iMyVariable . char:
Char cMyChar;
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|
|
, int, float, char long, C/C++ , , . C/C++ , .
3 , . 3:#include <iostream.h>
Void main(void)
{
cout << " (unsigned)int = " << sizeof(int) << endl;
cout << " (unsigned)short = " << sizeof(short) << endl;
cout << " (unsigned)char = " << sizeof(char) << endl;
cout << " (unsigned)float = " << sizeof(float) << endl;
cout << " (unsigned)double = " << sizeof(double) << endl;
cout << " (unsigned)long = " << sizeof(long) << endl;
cout << " (unsigned)long double = " << sizeof(long double) << endl;
}
, sizeof (). , ( int 16- 32- , 1 2 ).
sizeof . , , . sizeof , , , void . , sizeof, sizeof (char) 1.
4.7.
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volatile , . , . - .
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2.
| \b | |
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| \n | |
| \r | |
| \t | |
| \ | |
| \ | |
| \0 | |
| \\ | |
| \v | |
| \a | |
| \? | |
| \N | N |
| \xN | N |
: ( 13), ( 10), ( 9). , \n, \r, \t . \\
: extern, static, register, auto.
, . , :
