strlen( ) function: determine the length of a string. : Char Array Function « Data Type « C++

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C++ » Data Type » Char Array FunctionScreenshots 
strlen( ) function: determine the length of a string.
   
#include <stdio.h>
#include <string.h>

char *s1="String length is measured in characters!";

int main( )
{
 printf("The string length is %d",strlen(s1));
 return (0);
}
  
    
    
  
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4.strcmp( ) function: compare two strings.
5.uses strncmp to compare two strings with the aid of the strlen function
6.strcspn( ) function: find the occurrence of one of a group of characters.
7.Using strpbrk
8.Using strspn:
9.Using memcpy
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11.Using memcmp
12.Using memchr
13.Using memset
14.Using strerror
15.strchr( ) function: locate the first occurrence of a character in a string.
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17.strupr( ) function: convert lowercase letters to uppercase.
18.how to use the strcat function
19.using the strcpy function
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