patch 9.0.0485: in :def function all closures in loop get the same variables Commit: https://github.com/vim/vim/commit/0cdfb7ce462393595b0308dcabf343e82f05319d Author: Bram Moolenaar <Bram@vim.org> Date: Sat Sep 17 15:44:52 2022 +0100 patch 9.0.0485: in :def function all closures in loop get the same variables Problem: In a :def function all closures in a loop get the same variables. Solution: Make a copy of loop variables used in a closure.

Test for writing and reading a file of over 100 Kbyte

1 line: "This is the start"
3001 lines: "This is the leader"
1 line: "This is the middle"
3001 lines: "This is the trailer"
1 line: "This is the end"

STARTTEST
:%d
aThis is the start
This is the leader
This is the middle
This is the trailer
This is the endkY3000p2GY3000p
:w! Xtest
:%d
:e! Xtest
:.w! test.out
3003G:.w >>test.out
6005G:.w >>test.out
:qa!
ENDTEST