Answer / ch.venkatesh

set var "ccccccccaaabbbbaaaabbinformationabcaaaaaaabbbbbbbccbb"
#set var1 [regexp "information" $var a]
#puts $a
puts [string trim $var "abc"]

Answer / indu sharma

set a "ccccccccaaabbbbaaaabbinformationabcaaaaaabbbbbbbccbb"
set b [strip $a "cba"]
puts $b

Set ip address as 10.30.20.1 write a script to replace the 30 with 40 ?

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How to run a package in tcl

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Write a proc to increment the ip by the given no. of times. The incremented IPs should be a valid one. Ex: proc <name> {ip no_of_incrments} { body }

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if i give in numbers output should be in characters example : set a 23 o/p twentythree

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How to Swap 30 & 40 in IP address 192.30.40.1 using TCL script?

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WHAT IS TCL?

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 write a regular expressions to fetch all the valid ip's

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Where can find the sample tcl programs?

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1.What are the different ways to initialize a variable. How to differentiate global and local variables, explain it through a simple tcl program. 2.Create a list of week days and print the first and last character of each day using foreach command 3.Can you write a small program to verify the given input is file or directory.Before checking, just ensure that the file/dir exists or not in the given path. If the given input is a file, findout the size and verify that the file has all read ,write and execute permission.

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How increment a character? For example, I give 'a' and I should get 'b'.

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