improve block insert method#5

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Wanxin-Hu wants to merge 11 commits intonextfrom

wanxin-issue1817

Commits on Jul 3, 2022

Changed insert method argument, signature, and where it's called.
zang77
committed

Commits on Jul 5, 2022

Changed insert method argument, signature, and where it's called.
zang77
committed

Commits on Jul 11, 2022

fixed formatting problem
Wanxin-Hu
committed

Commits on Jul 15, 2022

some minor fix
Wanxin-Hu
committed