Using | for visual purposes

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1

I've recently learned, that the sign

|

is used in regular expression like a coma for alternative values

And the thing is I used it as a [big / special] coma myself; in ALBUM tag in

 |||

form and in COMMENT both in two forms of

 |
 ||

Is it possible that all those sign could in time somehow mess up my info in those two tag fields; especially when applying to them some actions?

2

In the area of computing ...
... the 'pipe' or 'pipeline' or 'vertical bar' character '|', ...
... encoded in Unicode at U+007C | vertical line (124 decimal · HTML |) ...

  • is an allowed literal text character to be applied in Mp3tag tag-field values;
    Note: Mp3tag uses the 'vertical bar' character pipe as special separator character in some tag-fields
    (comments with description, unsycedlyrics);

  • is an operator on the DOS command line with the meaning of chaining two processes, by sending output from one command to the input of another command, to build a chained process;

  • is a reserved character on the DOS command line and is not allowed to be used within a filename;

  • is a reserved character within a regular expression and has the meaning of the logical 'OR' separator, ...
    and can get back it's literal meaning by 'escaping' the pipe character with a leading 'backslash', so written as '|'.

See also ...
https://en.wikipedia.org/wiki/Vertical_bar

DD.20150710.1300.CEST