strxfrm

2.14.23 strxfrm Declaration: size_t strxfrm(char *str1, const char *str2, size_t n); Transforms the string str2 and places the result into str1. It copies at most n characters into str1 including the null terminating character. The transformation occurs such that strcmp applied to two separate converted strings returns the same value as strcoll applied to the same two strings. If overlapping occurs, the result is undefined. Returns the […]

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strtok

2.14.22 strtok Declaration: char *strtok(char *str1, const char *str2); Breaks string str1 into a series of tokens. If str1 and str2 are not null, then the following search sequence begins. The first character in str1 that does not occur instr2 is found. If str1 consists entirely of characters specified in str2, then no tokens exist and a null pointer is returned. If this character is found, then […]

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strstr

2.14.21 strstr Declaration: char *strstr(const char *str1, const char *str2); Finds the first occurrence of the entire string str2 (not including the terminating null character) which appears in the string str1. Returns a pointer to the first occurrence of str2 in str1. If no match was found, then a null pointer is returned. If str2 points to a string of zero length, then […]

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strspn

2.14.20 strspn Declaration: size_t strspn(const char *str1, const char *str2); Finds the first sequence of characters in the string str1 that contains any character specified in str2. Returns the length of this first sequence of characters found that match with str2. Example: #include<string.h> #include<stdio.h> int main(void) { char string[]=”7803 Elm St.”; printf(“The number length is %d.\n”,strspn(string,”1234567890″)); return 0; } […]

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strrchr

2.14.19 strrchr Declaration: char *strrchr(const char *str, int c); Searches for the last occurrence of the character c (an unsigned char) in the string pointed to by the argument str. The terminating null character is considered to be part of the string. Returns a pointer pointing to the last matching character, or null if no match was found. Faydalı Yetersiz

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strpbrk

2.14.18 strpbrk Declaration: char *strpbrk(const char *str1, const char *str2); Finds the first character in the string str1 that matches any character specified in str2. A pointer to the location of this character is returned. A null pointer is returned if no character in str2 exists in str1. Example: #include<string.h> #include<stdio.h> int main(void) { char string[]=”Hi there, Chip!”; char *string_ptr; while((string_ptr=strpbrk(string,” […]

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strlen

2.14.17 strlen Declaration: size_t strlen(const char *str); Computes the length of the string str up to but not including the terminating null character. Returns the number of characters in the string. Faydalı Yetersiz

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strerror

2.14.16 strerror Declaration: char *strerror(int errnum); Searches an internal array for the error number errnum and returns a pointer to an error message string. Returns a pointer to an error message string. Faydalı Yetersiz

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strcspn

2.14.15 strcspn Declaration: size_t strcspn(const char *str1, const char *str2); Finds the first sequence of characters in the string str1 that does not contain any character specified in str2. Returns the length of this first sequence of characters found that do not match with str2. Faydalı Yetersiz

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strncpy

2.14.14 strncpy Declaration: char *strncpy(char *str1, const char *str2, size_t n); Copies up to n characters from the string pointed to by str2 to str1. Copying stops when n characters are copied or the terminating null character in str2 is reached. If the null character is reached, the null characters are continually copied to str1 until n characters have been copied. Returns the argument str1. Faydalı Yetersiz

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