# 绑定子表，如何实现通过循环获取子表每条数据里某些字段的值

**URL:** <https://forum.jit.pro/t/topic/677>\
**Category:** How To\
**Created:** [February 28, 2026, 8:09am UTC](https://forum.jit.pro/t/topic/677 "2026-02-28T08:09:52Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Binary](https://avatars.discourse-cdn.com/v4/letter/b/8c91f0/32.png) [@Binary](https://forum.jit.pro/u/Binary)\
**Post date:** [February 28, 2026, 8:09am UTC](https://forum.jit.pro/t/topic/677/1 "2026-02-28T08:09:52Z")

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![image](https://us1.discourse-cdn.com/flex002/uploads/jitai/original/2X/8/86e56e4c51717ab5788e7168a767b7d66474133a.png)

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**Author:** ![sumu](https://sea2.discourse-cdn.com/flex002/user_avatar/forum.jit.pro/sumu/32/31_2.png) [@sumu](https://forum.jit.pro/u/sumu)\
**Post date:** [June 5, 2026, 10:00am UTC](https://forum.jit.pro/t/topic/677/2 "2026-06-05T10:00:35Z")

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选择变量值：「遍历项」