What is pthread_join in C?

Can you explain what pthread_join does in C?

Sure! pthread_join is a function that waits for a specific thread to terminate.

Why would I need to use pthread_join?

You use pthread_join to ensure that a thread has completed its execution before the main thread continues.

What happens if I don't use pthread_join?

If you don't use pthread_join, the main thread may finish executing before the other threads, leading to unpredictable behavior.

Can you show me a simple example of using pthread_join?

Certainly! Here's a basic example: after creating a thread with pthread_create, you call pthread_join with the thread ID to wait for it to finish.