REMOVE AND REPLACE IN STRING // Batch Scripting Part -12- REMOVE AND REPLACE IN STRING
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Title: BATCH SCRIPTING// REMOVE AND REPLACE IN STRING // Batch Scripting Part 12 REMOVE AND REPLACE IN STRING
In this lesson, you will be learning about REMOVE AND REPLACE IN STRING for Batch Script.
REMOVE: The string substitution feature can also be used to remove a substring from another string.
Example
@echo off
set str = Batch file created here.
echo %str%
set str = %str:file = %
echo %str%
The key thing to note about the above program is, the ‘is’ word is being removed from the string using the :’stringtoberemoved’ = command.
Output
The above command produces the following output.
Batch file created here.
Batch created here.
REMOVE BOTH ENDS : This is used to remove the first and the last character of a string
Example
@echo off
set str = Batch file created here.
echo %str%
set str = %str:~1,-1%
echo %str%
The key thing to note about the above program is, the ~1,-1 is used to remove the first and last character of a string.
Output
The above command produces the following output.
Batch file created here.
atch file created here
REMOVE ALL SPACES: This is used to remove all spaces in a string via substitution.
Example
@echo off
set str = Batch file created here.
echo %str%
set str=%str: =%
echo %str%
The key thing to note about the above program is, the : = operator is used to remove all spaces from a string.
Output
The above command produces the following output.
Batch file created here.
Batchfilecreatedhere.
REPLACE STRING: To replace a substring with another string use the string substitution feature.
Example
@echo off
set str=Batch file created here.
echo %str%
set str=%str:file=files%
echo %str%
The key thing to note about the above program is, the example replaces the word ‘needs’ with the string ‘has’ via the statement %str:needs = has%
Output
The above command produces the following output.
Batch file created here.
Batch files created here.
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