| int strcasecmp(const char *s1, const char *s2); | Compare the strings s1 and s2 ignoring case. |
| int strncasecmp(const chars1[.n], const chars2[.n], size_tn); | Compare the first n bytes of the strings s1 and s2 ignoring case. |
| char *index(const char *s, intc); | Identical to strchr(3). |
| char *rindex(const char *s, intc); | Identical to strrchr(3). |
| char *stpcpy(char *restrictdest, const char *restrictsrc); | Copy a string from src to dest, returning a pointer to the end of the resulting string at dest. |
| char *strcat(char *restrictdest, const char *restrictsrc); | Append the string src to the string dest, returning a pointer dest. |
| char *strchr(const char *s, intc); | Return a pointer to the first occurrence of the character c in the string s. |
| int strcmp(const char *s1, const char *s2); | Compare the strings s1 with s2. |
| int strcoll(const char *s1, const char *s2); | Compare the strings s1 with s2 using the current locale. |
| char *strcpy(char *restrictdest, const char *restrictsrc); | Copy the string src to dest, returning a pointer to the start of dest. |
| size_t strcspn(const char *s, const char *reject); | Calculate the length of the initial segment of the string s which does not contain any of bytes in the string reject, |
| char *strdup(const char *s); | Return a duplicate of the string s in memory allocated using malloc(3). |
| char *strfry(char *string); | Randomly swap the characters in string. |
| size_t strlen(const char *s); | Return the length of the string s. |
| char *strncat(chardest[restrict strlen(.dest) + .n+ 1], | const char \nsrc\n[restrict .\nn\n],\n \n size_t \nn\n); |
| int strncmp(const chars1[.n], const chars2[.n], size_tn); | Compare at most n bytes of the strings s1 and s2. |
| char *strpbrk(const char *s, const char *accept); | Return a pointer to the first occurrence in the string s of one of the bytes in the string accept. |
| char *strrchr(const char *s, intc); | Return a pointer to the last occurrence of the character c in the string s. |
| char *strsep(char **restrictstringp, const char *restrictdelim); | Extract the initial token in stringp that is delimited by one of the bytes in delim. |
| size_t strspn(const char *s, const char *accept); | Calculate the length of the starting segment in the string s that consists entirely of bytes in accept. |
| char *strstr(const char *haystack, const char *needle); | Find the first occurrence of the substring needle in the string haystack, returning a pointer to the found substring. |
| char *strtok(char *restricts, const char *restrictdelim); | Extract tokens from the string s that are delimited by one of the bytes in delim. |
| size_t strxfrm(chardest[restrict .n], const charsrc[restrict .n], | size_t \nn\n); |
| char *strncpy(chardest[restrict .n], const charsrc[restrict .n], | size_t \nn\n); |
NAME
stpcpy, strcasecmp, strcat, strchr, strcmp, strcoll, strcpy, strcspn, strdup, strfry, strlen, strncat, strncmp, strncpy, strncasecmp, strpbrk, strrchr, strsep, strspn, strstr, strtok, strxfrm, index, rindex - string operations
LIBRARY
Standard C library (libc, -lc)
SYNOPSIS
#include <strings.h>
- int strcasecmp(const char *s1, const char *s2);
Compare the strings s1 and s2 ignoring case.
- int strncasecmp(const chars1[.n], const chars2[.n], size_tn);
Compare the first n bytes of the strings s1 and s2 ignoring case.
- char *index(const char *s, intc);
Identical to strchr(3).
- char *rindex(const char *s, intc);
Identical to strrchr(3).
- #include <string.h>
- char *stpcpy(char *restrictdest, const char *restrictsrc);
Copy a string from src to dest, returning a pointer to the end of the resulting string at dest.
- char *strcat(char *restrictdest, const char *restrictsrc);
Append the string src to the string dest, returning a pointer dest.
- char *strchr(const char *s, intc);
Return a pointer to the first occurrence of the character c in the string s.
- int strcmp(const char *s1, const char *s2);
Compare the strings s1 with s2.
- int strcoll(const char *s1, const char *s2);
Compare the strings s1 with s2 using the current locale.
- char *strcpy(char *restrictdest, const char *restrictsrc);
Copy the string src to dest, returning a pointer to the start of dest.
- size_t strcspn(const char *s, const char *reject);
Calculate the length of the initial segment of the string s which does not contain any of bytes in the string reject,
- char *strdup(const char *s);
Return a duplicate of the string s in memory allocated using malloc(3).
- char *strfry(char *string);
Randomly swap the characters in string.
- size_t strlen(const char *s);
Return the length of the string s.
- char *strncat(chardest[restrict strlen(.dest) + .n+ 1],
- bash
const char \nsrc\n[restrict .\nn\n],\n \n size_t \nn\n); - int strncmp(const chars1[.n], const chars2[.n], size_tn);
Compare at most n bytes of the strings s1 and s2.
- char *strpbrk(const char *s, const char *accept);
Return a pointer to the first occurrence in the string s of one of the bytes in the string accept.
- char *strrchr(const char *s, intc);
Return a pointer to the last occurrence of the character c in the string s.
- char *strsep(char **restrictstringp, const char *restrictdelim);
Extract the initial token in stringp that is delimited by one of the bytes in delim.
- size_t strspn(const char *s, const char *accept);
Calculate the length of the starting segment in the string s that consists entirely of bytes in accept.
- char *strstr(const char *haystack, const char *needle);
Find the first occurrence of the substring needle in the string haystack, returning a pointer to the found substring.
- char *strtok(char *restricts, const char *restrictdelim);
Extract tokens from the string s that are delimited by one of the bytes in delim.
- size_t strxfrm(chardest[restrict .n], const charsrc[restrict .n],
- bash
size_t \nn\n); - char *strncpy(chardest[restrict .n], const charsrc[restrict .n],
- bash
size_t \nn\n);
DESCRIPTION
The string functions perform operations on null-terminated strings. See the individual man pages for descriptions of each function.
SEE ALSO
bstring(3), stpcpy(3), strcasecmp(3), strcat(3), strchr(3), strcmp(3), strcoll(3), strcpy(3), strcspn(3), strdup(3), strfry(3), strlen(3), strncasecmp(3), strncat(3), strncmp(3), strncpy(3), strpbrk(3), strrchr(3), strsep(3), strspn(3), strstr(3), strtok(3), strxfrm(3)