How to print pid of the current shell?


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whta is the use of "exec" command?

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how to print the 2-d, 3-d arrays in unix shell script programs please answer thi questio to my mail venusaikumar@gmail.com

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The information of the two files should be redirect to Third file in such a way that, the third file contain the information like this. 1st line in third file should be from 1st file 2nd line in Third file should be from 2nd file 3rd line in Third file should be from 1st file 4th line in Third file should be from 2nd file - - so on

2 Answers   Caritor,


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