Files
bt/internal/helper/string.go
2023-03-01 22:50:46 +08:00

32 lines
889 B
Go

// Copyright 2023 xgfone
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package helper
import (
crand "crypto/rand"
"math/rand"
)
// RandomString generates a size-length string randomly.
func RandomString(size int) string {
bs := make([]byte, size)
if n, _ := crand.Read(bs); n < size {
for ; n < size; n++ {
bs[n] = byte(rand.Intn(256))
}
}
return string(bs)
}