string.h
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memccpy Copies a block of bytes up to a specified character or length.
memchr Searches for a character.
memcmp Compares two memory blocks.
memcpy Copies one memory block to another.
memicmp Compares two memory blocks in a case insensitive manner.
memmove Performs a non-destructive copy of one memory block to another.
memset Replicates a character through a block of memory.
strcat Appends one string to another.
strchr Searches a string for a given character.
strcmp Compares two strings.
strcmpi Compares two strings in a case insensitive manner.
strcoll Compares two strings according to the locale collation sequence.
strcpy Copies one string to another.
strcspn Finds the first character in one string that is also present in another string.
strdup Allocates memory for and copies a string.
strerror Generates an error message associated with a C/C++ runtime error code.
stricmp Compares two strings in a case insensitive manner.
strlen Returns the length of a null terminated string.
strlwr Converts upper case characters in a string to lower case.
strncat Appends one string to another whilst limiting the number of bytes copied.
strncmp Performs a limited comparison of two strings.
strncmpi Performs a limited, case insensitive comparison of two strings.
strncpy Copies a portion of one string to another.
strnicmp Performs a limited, case insensitive comparison of two strings.
strnset Copies a character to the end of string or the specified number of times.
strpbrk Scans a string for the first occurrence of a character from a given set.
strrchr Scans a string for the last occurrence of a given character.
strrev Reverses a string.
strset Sets all the characters in a string to a specified character.
strspn Finds the first character in one string that is not present in another string.
strstr Finds the first occurrence of one string within another string.
strtok Searches for tokens within a string.
strupr Converts lower case characters in a string to upper case.
strxfrm Transforms a string relative to the current locale's collating sequence.


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