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How to use pause statement in C language

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The pause statement is used in C language to temporarily stop program execution until any key is pressed. It is often used for debugging or waiting for user input. Syntax: #include ; The getchar() function reads characters from the standard input and pauses program execution. Example: printf("Press any key to continue..."); getchar(); is used to pause the program and wait for user input.

How to use pause statement in C language

Usage of pause statement in C language

What is the pause statement?

The pause statement is used in C language to temporarily stop program execution until any key is pressed. This is useful when debugging or waiting for user input.

Using pause statements

The syntax for using pause statements in C is as follows:

<code class="c">#include <stdio.h>

int main() {
  printf("按任意键继续...");
  getchar();
  return 0;
}</code>

How does the pause statement work?

getchar() The function reads a character from standard input. When the program executes getchar(), it waits for the user to press any key on the keyboard. Once the user presses a key, the function returns the ASCII value of the key and program execution continues.

Sample Program

The following is a sample program that uses the pause statement:

<code class="c">#include <stdio.h>

int main() {
  printf("你好,世界!");
  getchar();
  return 0;
}</code>

When you run this program, it prints "Hello, World !" to the console and waits for the user to press any key. After pressing the key, the program continues execution and exits.

When to use pause statements

Pause statements are typically used in the following situations:

  • Debugging a program to examine variables at specific points Value
  • Wait for user input to continue the program
  • Create an interactive program

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