remove key from map golang code example
Example 1: length of map golang
package main
import "fmt"
func main() {
var employee = make(map[string]int)
employee["Mark"] = 10
employee["Sandy"] = 20
// Empty Map
employeeList := make(map[string]int)
fmt.Println(len(employee)) // 2
fmt.Println(len(employeeList)) // 0
}
Example 2: go remove from map
m := map[string]string{"key1": "val1", "key2": "val2"}
delete(m, "key1")