31 lines
421 B
Go
31 lines
421 B
Go
package strings
|
|
|
|
import (
|
|
"crypto/md5"
|
|
"fmt"
|
|
"io"
|
|
"strings"
|
|
)
|
|
|
|
func Join(s ...string) (str string) {
|
|
if len(s) == 1 {
|
|
return s[0]
|
|
} else if len(s) > 1 {
|
|
b := strings.Builder{}
|
|
for _, s2 := range s {
|
|
b.WriteString(s2)
|
|
}
|
|
str = b.String()
|
|
}
|
|
return
|
|
}
|
|
|
|
func Md5(str string) string {
|
|
h := md5.New()
|
|
_, err := io.WriteString(h, str)
|
|
if err != nil {
|
|
return ""
|
|
}
|
|
return fmt.Sprintf("%x", h.Sum(nil))
|
|
}
|