daShangDao_planA/tool/page.go

17 lines
290 B
Go

package tool
// GetPage 获取页
// @param PageSiz 每页条数
// @return int 页码
func GetPage(pageNum int, PageSiz int) (int, int) {
if pageNum < 1 {
pageNum = 1
}
if PageSiz < 1 || PageSiz > 100 {
PageSiz = 20
}
offset := (pageNum - 1) * PageSiz
return PageSiz, offset
}