[Proj] how to compare 2 proj4 definitions? or: how to normalize proj4 definition?

[Sergey Spiridonov]

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Hi

I need to compare two proj4 definitions. It is clear that I can not
compare them as strings, because order of the parameters can be changed,
floats can be in different format, there can be various units.

Is there any normalization function available. If not, I will write one.
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Best regards, Sergey Spiridonov
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