Standard C String and Character |
atof |
converts a string to a double |
atoi |
converts a string to an integer |
atol |
converts a string to a long |
isalnum |
true if a character is alphanumeric |
isalpha |
true if a character is alphabetic |
iscntrl |
true if a character is a control character |
isdigit |
true if a character is a digit |
isgraph |
true if a character is a graphical character |
islower |
true if a character is lowercase |
isprint |
true if a character is a printing character |
ispunct |
true if a character is punctuation |
isspace |
true if a character is a space character |
isupper |
true if a character is an uppercase character |
isxdigit |
true if a character is a hexidecimal character |
memchr |
searches an array for the first occurrence of a
character |
memcmp |
compares two buffers |
memcpy |
copies one buffer to another |
memmove |
moves one buffer to another |
memset |
fills a buffer with a character |
strcat.html"> strcat |
concatenates two strings |
strchr |
finds the first occurance of a character in a
string |
strcmp |
compares two strings |
strcoll |
compares two strings in accordance to the
current locale |
strcpy |
copies one string to another |
strcspn |
searches one string for any characters in
another |
strerror |
returns a text version of a given error code |
strlen |
returns the length of a given string |
strncat |
concatenates a certain amount of characters of
two strings |
strncmp |
compares a certain amount of characters of two
strings |
strncpy |
copies a certain amount of characters from one
string to another |
strpbrk |
finds the first location of any character in one
string, in another string |
strrchr |
finds the last occurance of a character in a
string |
strspn |
returns the length of a substring of characters
of a string |
strstr |
finds the first occurance of a substring of
characters |
strtod |
converts a string to a double |
strtok |
finds the next token in a string |
strtol |
converts a string to a long |
strtoul |
converts a string to an unsigned long |
strxfrm |
converts a substring so that it can be used by
string comparison functions |
tolower |
converts a character to lowercase |
toupper |
converts a character to uppercase |