Thank you again!

funny enough, I have had already tried the suggestion of BrowserUK in my script, commented out.
Now I put it back: 

$text =~ s![#$%&~_}{^]!\\$&!g;

[download]

But only one character is not escaped: "%"
strange!

In reply to Re^3: Escape special characters for a LaTeX file by marek1703
in thread Escape special characters for a LaTeX file by marek1703

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