Null-terminated byte strings
De cppreference.com
 [] |
This page has been machine-translated from the English version of the wiki using Google Translate.
The translation may contain errors and awkward wording. Hover over text to see the original version. You can help to fix errors and improve the translation. For instructions click here. |
![[]](https://upload.cppreference.com/mwiki/images/3/31/Imbox_notice.png){kind=link}
Une chane d'octets termine par NULL (ONT) est une squence d'octets non nuls suivis d'un octet de valeur zro (le caractre nul final). Chaque octet dans une chane d'octets codant pour un caractre d'un jeu de caractres. Par exemple, le tableau de caractres
{'\x63','\x61','\x74','\0'} est un NTBS maintenant le "cat" chane dans le codage ASCII .Original:
A null-terminated byte string (NTBS) is a sequence of nonzero bytes followed by a byte with value zero (the terminating null character). Each byte in a byte string encodes one character of some character set. For example, the character array
{'\x63','\x61','\x74','\0'} is an NTBS holding the string "cat" in ASCII encoding.The text has been machine-translated via Google Translate.
You can help to correct and verify the translation. Click here for instructions.
You can help to correct and verify the translation. Click here for instructions.
Fonctions
Original: Character classification The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. | |
Defined in header
<cctype> | |
vrifie si un caractre est alphanumrique Original: checks if a character is alphanumeric The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
vrifie si un caractre est alphabtique Original: checks if a character is alphabetic The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
vrifie si un caractre est en minuscule Original: checks if a character is lowercase The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
vrifie si un caractre est un caractre majuscule Original: checks if a character is an uppercase character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
vrifie si un caractre est un chiffre Original: checks if a character is a digit The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
vrifie si un caractre est un caractre hexadcimal Original: checks if a character is a hexadecimal character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
vrifie si un caractre est un caractre de contrle Original: checks if a character is a control character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
vrifie si un caractre est un caractre graphique Original: checks if a character is a graphical character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
vrifie si un caractre est un caractre d'espace Original: checks if a character is a space character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
(C++11) |
vrifie si un caractre est un caractre vide Original: checks if a character is a blank character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) |
vrifie si un caractre est un caractre imprimable Original: checks if a character is a printing character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
vrifie si un caractre est un caractre de ponctuation Original: checks if a character is a punctuation character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
Original: Character manipulation The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. | |
convertit un caractre en minuscule Original: converts a character to lowercase The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
convertit un caractre en majuscules Original: converts a character to uppercase The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
| ASCII values (hex) |
characters | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 - 8 | 0x00-0x08
|
control codes (NUL, etc.)
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 9 | 0x09
|
tab (\t)
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 10 - 13 | 0x0A-0x0D
|
whitespaces (\n,\v,\f,\r)
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 14 - 31 | 0x0E-0x1F
|
control codes | 0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 32 | 0x20
|
space | 0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 33 - 47 | 0x21-0x2F
|
!"#$%&'()*+,-./
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 48 - 57 | 0x30-0x39
|
0123456789
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 58 - 64 | 0x3a-0x40
|
:;<=>?@
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 65 - 70 | 0x41-0x46
|
ABCDEF
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 71 - 90 | 0x47-0x5A
|
GHIJKLMNOPQRSTUVWXYZ
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 91 - 96 | 0x5B-0x60
|
[\]^_`
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 97 -102 | 0x61-0x66
|
abcdef
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 103-122 | 0x67-0x7A
|
ghijklmnopqrstuvwxyz
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 123-126 | 0x7B-0x7E
|
{|}~
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
| 127 | 0x7F
|
backspace character (DEL)
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
0
|
Original: Conversions to numeric formats The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. | |
Defined in header
<cstdlib> | |
convertit une chane d'octets en une valeur virgule flottante Original: converts a byte string to a floating point value The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
convertit une chane d'octets en une valeur entire Original: converts a byte string to an integer value The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
convertit une chane d'octets en une valeur entire Original: converts a byte string to an integer value The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
convertit une chane d'octets une valeur d'entier non sign Original: converts a byte string to an unsigned integer value The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
convertit une chane d'octets en une valeur virgule flottante Original: converts a byte string to a floating point value The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
Defined in header
<cinttypes> | |
(C++11) (C++11) |
convertit une chane d'octets std::intmax_t ou std::uintmax_t Original: converts a byte string to std::intmax_t or std::uintmax_t The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) |
Original: String manipulation The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. | |
Defined in header
<cstring> | |
copie d'une chane l'autre Original: copies one string to another The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
copie d'un certain nombre de caractres d'une chane l'autre Original: copies a certain amount of characters from one string to another The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
concatne deux chanes Original: concatenates two strings The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
concatne un certain nombre de caractres de deux chanes Original: concatenates a certain amount of characters of two strings The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
transformer une chane de sorte que strcmp produirait le mme rsultat que strcoll Original: transform a string so that strcmp would produce the same result as strcoll The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
Original: String examination The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. | |
Defined in header
<cstring> | |
retourne la longueur d'une chane donne Original: returns the length of a given string The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
compare deux chanes Original: compares two strings The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
compare un certain nombre de caractres de deux chanes Original: compares a certain amount of characters of two strings The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
compare deux chanes en fonction de la localisation en cours Original: compares two strings in accordance to the current locale The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
trouve la premire occurrence d'un caractre Original: finds the first occurrence of a character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
trouve la dernire occurrence d'un caractre Original: finds the last occurrence of a character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
renvoie la longueur du segment initial maximal qui consiste de seulement les caractres contenus dans une autre chane d'octets Original: returns the length of the maximum initial segment that consists of only the characters found in another byte string The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
renvoie la longueur du segment initial maximal qui consiste de seulement les caractres ne se trouvent pas dans une autre chane d'octets Original: returns the length of the maximum initial segment that consists of only the characters not found in another byte string The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
trouve au premier emplacement de caractre dans une chane, dans une autre chane Original: finds the first location of any character in one string, in another string The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
trouve la premire occurrence d'une chane de caractres Original: finds the first occurrence of a substring of characters The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
trouve le jeton suivant dans une chane d'octets Original: finds the next token in a byte string The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
Original: Character array manipulation The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. | |
Defined in header
<cstring> | |
recherche un tableau pour la premire occurrence d'un caractre Original: searches an array for the first occurrence of a character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
compare deux tampons Original: compares two buffers The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
remplit un tampon avec un caractre Original: fills a buffer with a character The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
une copie du tampon l'autre Original: copies one buffer to another The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
une mmoire tampon se dplace vers un autre Original: moves one buffer to another The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |
Original: Miscellaneous The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. | |
Defined in header
<cstring> | |
renvoie une version texte d'un code d'erreur indiqu Original: returns a text version of a given error code The text has been machine-translated via Google Translate. You can help to correct and verify the translation. Click here for instructions. (fonction) | |