C memchr() Function
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C memchr() Function
The memchr()
function searches for the first occurrence of the character in a specified number of characters.
Example
C Compiler
#include <stdio.h>
#include <string.h>
int main()
{
const char str[] = "John Doe R";
const char ch = ' ';
char *lName;
lName = memchr(str, ch, 6);
printf("Last Name: %s", lName);
return 0;
}
Output
Last Name: Doe R
Syntax
void *memchr(const void *str, int ch, size_t n)
Parameter Values
Value | Type | Explanation |
---|---|---|
str | Required | Specifies a string (block of memory) where the search is performed. |
ch | Required | Specifies a character to search for. |
n | Required | Specifies the number of bytes to be scanned. |
Return Value
Value | Explanation |
---|---|
Address | Returns a pointer to the matching byte. |
NULL | If the character does not occur in the given memory area. |
Reminder
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