I recommend the [col] external for this, both writing to and reading from specific lines in a file.
best, D.
Gintaras Lau. wrote:
Hello,
numbers "Ctrl+3" are changing and written to text file through [set $1(_[textfile]. There are many of "Ctrl+3" and numbers need to be written to the same text file. How to define a line for each [set $1(_[textfile] to be stored in a single file, different lines and later read a chosen line through [qlist] to get stored number/s.