book/advanced-go-programming-book
1
0
Fork 0
mirror of https://github.com/chai2010/advanced-go-programming-book.git synced 2025-05-24 04:22:22 +00:00
Code Issues Releases Wiki Activity

Merge pull request #31 from barryz/fix_ch1.5_demo_compile_error

Browse Source 
fix ch1.5 demo compile error
This commit is contained in:
chai2010 2018-01-07 12:10:47 +08:00 committed by GitHub
commit ce5283d057
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 6 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
ch1-basic/ch1-05-mem.md
View File

@ -61,17 +61,21 @@ import (
"sync/atomic" "sync/atomic"
) )
var total int64 var total uint64
func worker(wg *sync.WaitGroup) { func worker(wg *sync.WaitGroup) {
defer wg.Done() defer wg.Done()
for i := 0; i <= 100; i++ { var i uint64
for i = 0; i <= 100; i++ {
atomic.AddUint64(&total, i) atomic.AddUint64(&total, i)
} }
} }
func main() { func main() {
var wg sync.WaitGroup
wg.Add(2)
go worker(&wg) go worker(&wg)
go worker(&wg) go worker(&wg)
wg.Wait() wg.Wait()