|
Les nombres entiers sont des nombres n'ayant aucun chiffre à la droite de la virgule.
|
|
Les opérateurs arithmétiques servent à comparer et à manipuler des valeurs.
|
Le tableau ci-dessous démontre les différents types de variables de
nombres entiers avec leurs limites.
|
Type
|
Valeur la plus petite
|
Valeur la plus grande
|
Taille en bits
|
Taille en octets
|
|
byte
|
-128
|
127
|
8
|
1
|
|
short
|
-32 768
|
32 767
|
16
|
2
|
|
int
|
-2 147 483 648
|
2 147 483 647
|
32
|
4
|
|
long
|
-9 223 372 036 854 775 808
|
9 233 372 036 854 665 807
|
64
|
8
|
Afin d'éviter de construire des programmes volumineux, la ou le programmeur doit choisir le
type approprié de
variable.
Le tableau ci-dessous démontre les différents
opérateurs arithmétiques simples de C#.
|
Opérateur
|
Utilisation
|
Description
|
Exemple
|
|
+
|
op1 + op2
|
additionner op1 et op2
|
a + 5
|
|
-
|
op1 - op2
|
soustraire op2 de op1
|
a - 5
|
|
*
|
op1 * op2
|
multiplier op1 avec op2
|
b * c
|
|
/
|
op1 / op2
|
diviser op1 par op2
|
b / c
|
|
%
|
op1 % op2
|
reste de la division de op1 par op2
|
a % b
|
1 - Addition avec l'opérateur arithmétique +
La fenêtre suivante démontre une Application C# utilisant l'opérateur
arithmétique +
Codes du programme AdditionApp1
|
Affichage du programme AdditionApp1
|
2 - Soustraction avec l'opérateur arithmétique -
La fenêtre suivante démontre une Application C# utilisant l'opérateur
arithmétique -
Codes du programme SoustractionApp1
|
Affichage du programme SoustractionApp1
|
3 - Multiplication avec l'opérateur arithmétique *
La fenêtre suivante démontre une Application C# utilisant l'opérateur
arithmétique *
Codes du programme MultiplicationApp1
|
Affichage du programme MultiplicationApp1
|
Dans l'exemple ci-dessus, la classe System.Globalization a été importée et des lignes d'instructions
supplémentaires ont été ajoutées afin de préciser le format monétaire canadien des nombres.
Les tableaux ci-dessous identifient les codes prédéfinies pour chacun des pays ou chacune des régions
à utiliser avec la classe System.Globalization qui intègre l'instruction CultureInfo.
| ISO 3166 2 |
ISO 3166 3 |
Pays ou région |
| AE |
ARE |
United Arab Emirates |
| AL |
ALB |
Albania |
| AM |
ARM |
Armenia |
| AR |
ARG |
Argentina |
| AT |
AUT |
Austria |
| AU |
AUS |
Australia |
| AZ |
AZE |
Azerbaijan |
| BE |
BEL |
Belgium |
| BG |
BGR |
Bulgaria |
| BH |
BHR |
Bahrain |
| BN |
BRN |
Brunei |
| BO |
BOL |
Bolivia |
| BR |
BRA |
Brazil |
| BY |
BLR |
Belarus |
| BZ |
BLZ |
Belize |
| CA |
CAN |
Canada |
| "029" |
"029" |
Caribbean |
| CH |
CHE |
Switzerland |
| CL |
CHL |
Chile |
| CN |
CHN |
China |
| CO |
COL |
Colombia |
| CR |
CRI |
Costa Rica |
| CZ |
CZE |
Czech Republic |
| DE |
DEU |
Germany |
| DK |
DNK |
Denmark |
| DO |
DOM |
Dominican Republic |
| DZ |
DZA |
Algeria |
| EC |
ECU |
Ecuador |
| EE |
EST |
Estonia |
| EG |
EGY |
Egypt |
| ES |
ESP |
Spain |
| FI |
FIN |
Finland |
| FO |
FRO |
Faroe Islands |
| FR |
FRA |
France |
| GB |
GBR |
United Kingdom |
| GE |
GEO |
Georgia |
| GR |
GRC |
Greece |
| GT |
GTM |
Guatemala |
| HK |
HKG |
Hong Kong SAR |
| HN |
HND |
Honduras |
| HR |
HRV |
Croatia |
| HU |
HUN |
Hungary |
| ID |
IDN |
Indonesia |
| IE |
IRL |
Ireland |
| IL |
ISR |
Israel |
| IN |
IND |
India |
| IQ |
IRQ |
Iraq |
| IR |
IRN |
Iran |
| IS |
ISL |
Iceland |
| IT |
ITA |
Italy |
| JM |
JAM |
Jamaica |
| JO |
JOR |
Jordan |
| JP |
JPN |
Japan |
| KE |
KEN |
Kenya |
| KG |
KGZ |
Kyrgyzstan |
| KR |
KOR |
Korea |
| KW |
KWT |
Kuwait |
| KZ |
KAZ |
Kazakhstan |
| LB |
LBN |
Lebanon |
| LI |
LIE |
Liechtenstein |
| LT |
LTU |
Lithuania |
| LU |
LUX |
Luxembourg |
| LV |
LVA |
Latvia |
| LY |
LBY |
Libya |
| MA |
MAR |
Morocco |
| MC |
MCO |
Monaco |
| MK |
MKD |
Macedonia (FYROM) |
| MN |
MNG |
Mongolia |
| MO |
MAC |
Macao SAR |
| MV |
MDV |
Maldives |
| MX |
MEX |
Mexico |
| MY |
MYS |
Malaysia |
| NI |
NIC |
Nicaragua |
| NL |
NLD |
The Netherlands |
| NO |
NOR |
Norway |
| NZ |
NZL |
New Zealand |
| OM |
OMN |
Oman |
| PA |
PAN |
Panama |
| PE |
PER |
Peru |
| PH |
PHL |
Philippines |
| PK |
PAK |
Pakistan |
| PL |
POL |
Poland |
| PR |
PRI |
Puerto Rico |
| PT |
PRT |
Portugal |
| PY |
PRY |
Paraguay |
| QA |
QAT |
Qatar |
| RO |
ROM |
Romania |
| RU |
RUS |
Russia |
| SA |
SAU |
Saudi Arabia |
| SE |
SWE |
Sweden |
| SG |
SGP |
Singapore |
| SI |
SVN |
Slovenia |
| SK |
SVK |
Slovakia |
| SP |
SRB |
Serbia |
| SV |
SLV |
El Salvador |
| SY |
SYR |
Syria |
| TH |
THA |
Thailand |
| TN |
TUN |
Tunisia |
| TR |
TUR |
Turkey |
| TT |
TTO |
Trinidad and Tobago |
| TW |
TWN |
Taiwan |
| UA |
UKR |
Ukraine |
| US |
USA |
United States |
| UY |
URY |
Uruguay |
| UZ |
UZB |
Uzbekistan |
| VE |
VEN |
Venezuela |
| VN |
VNM |
Vietnam |
| YE |
YEM |
Yemen |
| ZA |
ZAF |
South Africa |
| ZW |
ZWE |
Zimbabwe |
Culture
(Nom) |
Culture
(Identificateur) |
Langue du pays ou de la région |
| "" (chaîne vide) |
0x007F |
invariant culture |
| af |
0x0036 |
Afrikaans |
| af-ZA |
0x0436 |
Afrikaans - South Africa |
| sq |
0x001C |
Albanian |
| sq-AL |
0x041C |
Albanian - Albania |
| ar |
0x0001 |
Arabic |
| ar-DZ |
0x1401 |
Arabic - Algeria |
| ar-BH |
0x3C01 |
Arabic - Bahrain |
| ar-EG |
0x0C01 |
Arabic - Egypt |
| ar-IQ |
0x0801 |
Arabic - Iraq |
| ar-JO |
0x2C01 |
Arabic - Jordan |
| ar-KW |
0x3401 |
Arabic - Kuwait |
| ar-LB |
0x3001 |
Arabic - Lebanon |
| ar-LY |
0x1001 |
Arabic - Libya |
| ar-MA |
0x1801 |
Arabic - Morocco |
| ar-OM |
0x2001 |
Arabic - Oman |
| ar-QA |
0x4001 |
Arabic - Qatar |
| ar-SA |
0x0401 |
Arabic - Saudi Arabia |
| ar-SY |
0x2801 |
Arabic - Syria |
| ar-TN |
0x1C01 |
Arabic - Tunisia |
| ar-AE |
0x3801 |
Arabic - United Arab Emirates |
| ar-YE |
0x2401 |
Arabic - Yemen |
| hy |
0x002B |
Armenian |
| hy-AM |
0x042B |
Armenian - Armenia |
| az |
0x002C |
Azeri |
| az-AZ-Cyrl |
0x082C |
Azeri (Cyrillic) - Azerbaijan |
| az-AZ-Latn |
0x042C |
Azeri (Latin) - Azerbaijan |
| eu |
0x002D |
Basque |
| eu-ES |
0x042D |
Basque - Basque |
| be |
0x0023 |
Belarusian |
| be-BY |
0x0423 |
Belarusian - Belarus |
| bg |
0x0002 |
Bulgarian |
| bg-BG |
0x0402 |
Bulgarian - Bulgaria |
| ca |
0x0003 |
Catalan |
| ca-ES |
0x0403 |
Catalan - Catalan |
| zh-HK |
0x0C04 |
Chinese - Hong Kong SAR |
| zh-MO |
0x1404 |
Chinese - Macau SAR |
| zh-CN |
0x0804 |
Chinese - China |
| zh-CHS |
0x0004 |
Chinese (Simplified) |
| zh-SG |
0x1004 |
Chinese - Singapore |
| zh-TW |
0x0404 |
Chinese - Taiwan |
| zh-CHT |
0x7C04 |
Chinese (Traditional) |
| hr |
0x001A |
Croatian |
| hr-HR |
0x041A |
Croatian - Croatia |
| cs |
0x0005 |
Czech |
| cs-CZ |
0x0405 |
Czech - Czech Republic |
| da |
0x0006 |
Danish |
| da-DK |
0x0406 |
Danish - Denmark |
| div |
0x0065 |
Dhivehi |
| div-MV |
0x0465 |
Dhivehi - Maldives |
| nl |
0x0013 |
Dutch |
| nl-BE |
0x0813 |
Dutch - Belgium |
| nl-NL |
0x0413 |
Dutch - The Netherlands |
| en |
0x0009 |
English |
| en-AU |
0x0C09 |
English - Australia |
| en-BZ |
0x2809 |
English - Belize |
| en-CA |
0x1009 |
English - Canada |
| en-CB |
0x2409 |
English - Caribbean |
| en-IE |
0x1809 |
English - Ireland |
| en-JM |
0x2009 |
English - Jamaica |
| en-NZ |
0x1409 |
English - New Zealand |
| en-PH |
0x3409 |
English - Philippines |
| en-ZA |
0x1C09 |
English - South Africa |
| en-TT |
0x2C09 |
English - Trinidad and Tobago |
| en-GB |
0x0809 |
English - United Kingdom |
| en-US |
0x0409 |
English - United States |
| en-ZW |
0x3009 |
English - Zimbabwe |
| et |
0x0025 |
Estonian |
| et-EE |
0x0425 |
Estonian - Estonia |
| fo |
0x0038 |
Faroese |
| fo-FO |
0x0438 |
Faroese - Faroe Islands |
| fa |
0x0029 |
Farsi |
| fa-IR |
0x0429 |
Farsi - Iran |
| fi |
0x000B |
Finnish |
| fi-FI |
0x040B |
Finnish - Finland |
| fr |
0x000C |
French |
| fr-BE |
0x080C |
French - Belgium |
| fr-CA |
0x0C0C |
French - Canada |
| fr-FR |
0x040C |
French - France |
| fr-LU |
0x140C |
French - Luxembourg |
| fr-MC |
0x180C |
French - Monaco |
| fr-CH |
0x100C |
French - Switzerland |
| gl |
0x0056 |
Galician |
| gl-ES |
0x0456 |
Galician - Galician |
| ka |
0x0037 |
Georgian |
| ka-GE |
0x0437 |
Georgian - Georgia |
| de |
0x0007 |
German |
| de-AT |
0x0C07 |
German - Austria |
| de-DE |
0x0407 |
German - Germany |
| de-LI |
0x1407 |
German - Liechtenstein |
| de-LU |
0x1007 |
German - Luxembourg |
| de-CH |
0x0807 |
German - Switzerland |
| el |
0x0008 |
Greek |
| el-GR |
0x0408 |
Greek - Greece |
| gu |
0x0047 |
Gujarati |
| gu-IN |
0x0447 |
Gujarati - India |
| he |
0x000D |
Hebrew |
| he-IL |
0x040D |
Hebrew - Israel |
| hi |
0x0039 |
Hindi |
| hi-IN |
0x0439 |
Hindi - India |
| hu |
0x000E |
Hungarian |
| hu-HU |
0x040E |
Hungarian - Hungary |
| is |
0x000F |
Icelandic |
| is-IS |
0x040F |
Icelandic - Iceland |
| id |
0x0021 |
Indonesian |
| id-ID |
0x0421 |
Indonesian - Indonesia |
| it |
0x0010 |
Italian |
| it-IT |
0x0410 |
Italian - Italy |
| it-CH |
0x0810 |
Italian - Switzerland |
| ja |
0x0011 |
Japanese |
| ja-JP |
0x0411 |
Japanese - Japan |
| kn |
0x004B |
Kannada |
| kn-IN |
0x044B |
Kannada - India |
| kk |
0x003F |
Kazakh |
| kk-KZ |
0x043F |
Kazakh - Kazakhstan |
| kok |
0x0057 |
Konkani |
| kok-IN |
0x0457 |
Konkani - India |
| ko |
0x0012 |
Korean |
| ko-KR |
0x0412 |
Korean - Korea |
| ky |
0x0040 |
Kyrgyz |
| ky-KZ |
0x0440 |
Kyrgyz - Kazakhstan |
| lv |
0x0026 |
Latvian |
| lv-LV |
0x0426 |
Latvian - Latvia |
| lt |
0x0027 |
Lithuanian |
| lt-LT |
0x0427 |
Lithuanian - Lithuania |
| mk |
0x002F |
Macedonian |
| mk-MK |
0x042F |
Macedonian - FYROM |
| ms |
0x003E |
Malay |
| ms-BN |
0x083E |
Malay - Brunei |
| ms-MY |
0x043E |
Malay - Malaysia |
| mr |
0x004E |
Marathi |
| mr-IN |
0x044E |
Marathi - India |
| mn |
0x0050 |
Mongolian |
| mn-MN |
0x0450 |
Mongolian - Mongolia |
| no |
0x0014 |
Norwegian |
| nb-NO |
0x0414 |
Norwegian (Bokml) - Norway |
| nn-NO |
0x0814 |
Norwegian (Nynorsk) - Norway |
| pl |
0x0015 |
Polish |
| pl-PL |
0x0415 |
Polish - Poland |
| pt |
0x0016 |
Portuguese |
| pt-BR |
0x0416 |
Portuguese - Brazil |
| pt-PT |
0x0816 |
Portuguese - Portugal |
| pa |
0x0046 |
Punjabi |
| pa-IN |
0x0446 |
Punjabi - India |
| ro |
0x0018 |
Romanian |
| ro-RO |
0x0418 |
Romanian - Romania |
| ru |
0x0019 |
Russian |
| ru-RU |
0x0419 |
Russian - Russia |
| sa |
0x004F |
Sanskrit |
| sa-IN |
0x044F |
Sanskrit - India |
| sr-SP-Cyrl |
0x0C1A |
Serbian (Cyrillic) - Serbia |
| sr-SP-Latn |
0x081A |
Serbian (Latin) - Serbia |
| sk |
0x001B |
Slovak |
| sk-SK |
0x041B |
Slovak - Slovakia |
| sl |
0x0024 |
Slovenian |
| sl-SI |
0x0424 |
Slovenian - Slovenia |
| es |
0x000A |
Spanish |
| es-AR |
0x2C0A |
Spanish - Argentina |
| es-BO |
0x400A |
Spanish - Bolivia |
| es-CL |
0x340A |
Spanish - Chile |
| es-CO |
0x240A |
Spanish - Colombia |
| es-CR |
0x140A |
Spanish - Costa Rica |
| es-DO |
0x1C0A |
Spanish - Dominican Republic |
| es-EC |
0x300A |
Spanish - Ecuador |
| es-SV |
0x440A |
Spanish - El Salvador |
| es-GT |
0x100A |
Spanish - Guatemala |
| es-HN |
0x480A |
Spanish - Honduras |
| es-MX |
0x080A |
Spanish - Mexico |
| es-NI |
0x4C0A |
Spanish - Nicaragua |
| es-PA |
0x180A |
Spanish - Panama |
| es-PY |
0x3C0A |
Spanish - Paraguay |
| es-PE |
0x280A |
Spanish - Peru |
| es-PR |
0x500A |
Spanish - Puerto Rico |
| es-ES |
0x0C0A |
Spanish - Spain |
| es-UY |
0x380A |
Spanish - Uruguay |
| es-VE |
0x200A |
Spanish - Venezuela |
| sw |
0x0041 |
Swahili |
| sw-KE |
0x0441 |
Swahili - Kenya |
| sv |
0x001D |
Swedish |
| sv-FI |
0x081D |
Swedish - Finland |
| sv-SE |
0x041D |
Swedish - Sweden |
| syr |
0x005A |
Syriac |
| syr-SY |
0x045A |
Syriac - Syria |
| ta |
0x0049 |
Tamil |
| ta-IN |
0x0449 |
Tamil - India |
| tt |
0x0044 |
Tatar |
| tt-RU |
0x0444 |
Tatar - Russia |
| te |
0x004A |
Telugu |
| te-IN |
0x044A |
Telugu - India |
| th |
0x001E |
Thai |
| th-TH |
0x041E |
Thai - Thailand |
| tr |
0x001F |
Turkish |
| tr-TR |
0x041F |
Turkish - Turkey |
| uk |
0x0022 |
Ukrainian |
| uk-UA |
0x0422 |
Ukrainian - Ukraine |
| ur |
0x0020 |
Urdu |
| ur-PK |
0x0420 |
Urdu - Pakistan |
| uz |
0x0043 |
Uzbek |
| uz-UZ-Cyrl |
0x0843 |
Uzbek (Cyrillic) - Uzbekistan |
| uz-UZ-Latn |
0x0443 |
Uzbek (Latin) - Uzbekistan |
| vi |
0x002A |
Vietnamese |
| vi-VN |
0x042A |
Vietnamese - Vietnam |
4 - Division avec l'opérateur arithmétique /
La fenêtre suivante démontre une Application C# utilisant l'opérateur
arithmétique /
Codes du programme DivisionApp1
|
Affichage du programme DivisionApp1
|
Dans l'exemple ci-dessus, une instruction supplémentaire est utilisée pour
obtenir que le nombre entier de la valeur obtenue par la division.
5 - Modulo avec l'opérateur arithmétique %
La fenêtre suivante démontre une Application C# utilisant l'opérateur
arithmétique % qui permet d'obtenir le Modulo qui est le reste d'une division.
Codes du programme ModuloApp1
|
Affichage du programme ModuloApp1
|
|
