Running arbitrary vim commands from bash command line to script vim -

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i want script vim edit files command line. example want along lines of:

vim -<some_option> 'iworld<esc>bihello <esc>:wq helloworld.txt<cr>'

or:

echo 'iworld<esc>bihello <esc>:wq helloworld.txt<cr>' | vim

and have save file helloworld.txt body of hello world

is possible? i've tried few different approaches none seem it. realize can things vim +plugininstall run ex commands command line, i'd love able string arbitrary motions

this can achieved + flag , :normal command:

$ vim +"norm iworld" +"norm ihello " +"wq helloworld.txt"

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