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doc: add play ground demo for v2.3.4

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dudaodong
2024-12-04 14:25:51 +08:00
parent 4ffff0e3f3
commit ecafed511c
33 changed files with 167 additions and 173 deletions
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2
random/random.go
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@@ -335,7 +335,7 @@ func UUIdV4() (string, error) {
}
// RandNumberOfLength 生成一个长度为len的随机数
// Play: todo
// Play: https://go.dev/play/p/oyZbuV7bu7b
func RandNumberOfLength(len int) int {
m := int(math.Pow10(len) - 1)
i := int(math.Pow10(len - 1))