package utils // ContainsString is 字符串是否包含在字符串切片里 func ContainsString(array []string, val string) (index int) { index = -1 for i := 0; i < len(array); i++ { if array[i] == val { index = i return } } return } func PaginateSliceInt64(x []int64, skip int, size int) []int64 { if skip > len(x) { skip = len(x) } end := skip + size if end > len(x) { end = len(x) } return x[skip:end] }