11-15-2007
Print last occurrence if first field match
Hi All,
I have an input below. If the term in the 1st column is equal, print the last row which 1st column is equal.In the below example, it's " 0001 k= 27 " and " 0004 k= 6 " (depicted in bold). Those terms in 1st column which are not repetitive are to be printed as well. Can any body help me by using awk or perl ? Thanks
Input:
0001 k= 1
0001 k= 26
0001 k= 27
0002 k= 1
0003 k= 1
0004 k= 1
0004 k= 4
0004 k= 5
0004 k= 6
Output:
0001 k= 27
0002 k= 1
0003 k= 1
0004 k= 6
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