Split files based on file content and pattern matching

Question

I need your help with formate a txt file using bash/linux. The file looks like the following, it always has a line called Rate: Sth then it follows with the details in the v

Answer 1

You can use something like this in perl -

Perl Script:

#!/usr/bin/perl

undef $/;
$_ = <>;
$n = 0;

for $match (split(/(?=Rate)/)) {
      open(O, '>temp' . ++$n);
      print O $match;
      close(O);
}

Execution:

[jaypal~/temp]$ ./spl.pl temp.file

[jaypal~/temp]$ **cat temp.file**
Line No. Main Text
1    Rate: GBP
2    12/01/1999,90.5911501,Validated
     .....
     .....
210  18/01/1999,90.954996,Validated
211  Rate: RMB
212  24/04/2008,132.2542,Validated
     .....
1000 25/04/2008,132.2279,Validated
1001 28/04/2008,131.69915,Validated
1002 Rate: USD
1003 21/11/11,-0.004419534,Validated

[jaypal~/temp]$ cat temp1
Line No. Main Text
1    

[jaypal~/temp]$ cat temp2
Rate: GBP
2    12/01/1999,90.5911501,Validated
     .....
     .....
210  18/01/1999,90.954996,Validated

211  

[jaypal~/temp]$ cat temp3
Rate: RMB
212  24/04/2008,132.2542,Validated
     .....
1000 25/04/2008,132.2279,Validated
1001 28/04/2008,131.69915,Validated

1002 [jaypal~/temp]$ cat temp4
Rate: USD
1003 21/11/11,-0.004419534,Validated
[jaypal~/temp]$