v/examples/concurrency/concurrency.v

22 lines
509 B
V

import sync
import time
// Simulate expensive computing using sleep function
fn expensive_computing(id, duration int, wg &sync.WaitGroup) {
println('Executing expensive computing task (${id})...')
time.sleep_ms(duration)
println('Finish task ${id} on ${duration} ms')
wg.done()
}
fn main() {
wg := sync.new_waitgroup()
wg.add(3)
go expensive_computing(1, 100, wg)
go expensive_computing(2, 500, wg)
go expensive_computing(3, 1000, wg)
// Join all tasks
wg.wait()
println('All jobs finished!')
}