Golang 报错记录技术
golang 学习记录,代码记录,报错记录
_ := http.ListenAndServe(":9090", nil) // 不需要冒号
./gin1.go:14:4: no new variables on left side of :=
package main
import (
"fmt"
"net/http"
)
func sayHello (w http.ResponseWriter, r *http.Request) {
_, _ = fmt.Fprintln(w, "Hello")
}
func main () {
http.HandleFunc("/hello", sayHello)
_ = http.ListenAndServe(":9090", nil)
}
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