随笔分类 - golang
摘要：package main import "fmt" func main() { // 变量定于的语法格式 // 常规写法 var age int age = 30 println(age) //30 //简化 var name string = "jack" println(name) //jack
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摘要：package main import ( "fmt" "time" ) func main() { //获取当前时间戳 timestamp := time.Now().Unix() fmt.Println("现在的时间戳是:", timestamp) //打印 现在的时间戳是: 161193222
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摘要：package mainimport ( "database/sql" "fmt" _ "github.com/go-sql-driver/mysql")func main() { db, _ := sql.Open("mysql", "root:root@(127.0.0.1:3306)/itca
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摘要：package main import ( "fmt" "math/rand" "sync" "time" ) var cond sync.Cond // 定义全局条件变量 func product(out chan<- int, index int) { for { // 先加锁 cond.L.L
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摘要：package main import "fmt" func main() { data := []string{"red", "black", "orange", "white", "red", "blue", "blue"} fmt.Println("old data = ", data) af
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摘要：package main import ( "crypto/md5" "fmt" "io" "log") //方式一func getMd5String1(str string) string { m := md5.New() _, err := io.WriteString(m, str) if e
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