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我有一个分成三页的表格。每个页面都提交到下一页。现在我需要放置一个语言选择器,以便可以在中途以新语言重新加载表单。
问题:发布语言选择器(表单)时,旧的帖子变量被删除。
如何在不丢失旧 postvar 的情况下更改语言?就像按f5一样?