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time.h localtime() function in C with Examples

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  • Last Updated : 07 Nov, 2019
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The localtime() function is defined in the time.h header file. The localtime( ) function return the local time of the user i.e time present at the task bar in computer.


tm* localtime(const time_t* t_ptr);

Parameter: This function accepts a parameter t_ptr which represents the pointer to time_t object.

Return Value: This function returns a pointer to a struct tm object.

Below program illustrate the localtime() function in C:

// C program to demonstrate
// example of localtime() function.
#include <stdio.h>
#include <time.h>
int main()
    struct tm* local;
    time_t t = time(NULL);
    // Get the localtime
    local = localtime(&t);
    printf("Local time and date: %s\n",
    return 0;


Local time and date: Mon Sep 23 08:25:53 2019

Note: To understand this function clearly, change the time and date of your computer system and run the code again.

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