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How to Delay in C

Did you ever want to make a C program wait for a certain time? You can set up a technique to allow time to tick away, for example: when showing a splash page (a notice or hint) for a game. Okay, here are some ways to make the program...

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Method 1 of 2:

The "for-loop" technique

  1. How to Delay in C Picture 1
    Use a typical "for" loop followed by a null statement to implement time delay.
  2. How to Delay in C Picture 2
    Write as follows, for an example:
    • for (i=1 ; i
    • The statement followed by the ";" makes the computer execute the loop 100 times without any noticeable event. It just creates a time delay.
Method 2 of 2:

The "sleep()" Technique

  1. How to Delay in C Picture 3
    Use sleep() The function called sleep(int ms) declared in which makes the program wait for the time in milliseconds specified.
  2. How to Delay in C Picture 4
    Include the following line in your program before "int main()":
    • #include
  3. How to Delay in C Picture 5
    Insert, wherever you need your program to make a delay:
    • sleep(1000);
    • Change the "1000" to the number of milliseconds you want to wait (for example, if you want to make a 2 second delay, replace it with "2000".
    • Tip: On some systems the value might refer to seconds, instead of milliseconds. So sometimes 1000 isn't one second, but, in fact, 1000 seconds.

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David Pac

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David Pac
Update 05 March 2020

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