PageSize Option position

[isee15]

In some UI style，page size change option is required to show on the front，not after page num.
Any config can set the "Sizer" position?

[isee15]

a example in vue elementui.
layout="total, sizes, prev, pager, next, jumper"
<el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange" :current-page="currentPage4" :page-sizes="[100, 200, 300, 400]" :page-size="100" layout="total, sizes, prev, pager, next, jumper" :total="400"> </el-pagination>