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RudiC,
I don't know amount of delimiters. It can be 4, 5 7, may be 2. I need some generic regular expression

Thanks

I have a variable
var=safe_alloc_TBA_details_TXXXXXX_YYYYMMDDhhmmss.csv
I want to get a part safe_alloc_TBA_details_T
If I do :
PR=`echo "$var" | awk -F'_' '{for (i=1; i<NF; i++) printf("%s_",...