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Top Forums Shell Programming and Scripting Regular Expression to match repeated characters Post 302328144 by jambesh on Tuesday 23rd of June 2009 01:18:35 PM
Old 06-23-2009
Regular Expression to match repeated characters

Hello All

I have file which contain sample data like below -

test.txt
----------------------------------------------
jambesh aaa india
trxxx

sdasd
mentor
asss
light
train
bbblah
---------------------------------------------

I want to write a regX which would print only those line which contain patteren like xxx or aaa bbb etc.

When ever the same character repeated atleast 3 times that line should print

Here the output should :
------------------------
jambesh aaa india
trxxx
asss
bbblah

etc.

Any suggestion ?
 

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LIBLINEAR-PREDICT(1)					      General Commands Manual					      LIBLINEAR-PREDICT(1)

NAME
liblinear-predict - Make predictions based on a trained linear classifier model SYNOPSIS
linear-predict [options] test_file model_file output_file DESCRIPTION
liblinear-predict uses the linear classifier model-file to make predictions for each of the samples in test_file and stores the results in output_file. OPTIONS
A summary of options is included below. -b (0|1) Whether to output probability estimates or not (default: 0) EXAMPLES
Train a linear SVM using L2-loss function with linear-train(1): liblinear-train data_file Output probability estimates (for logistic regression only): liblinear-predict -b 1 test_file data_file.model output_file SEE ALSO
liblinear-train(1), svm-predict(1), svm-train(1) AUTHORS
liblinear-predict was written by the LIBLINEAR authors at National Taiwan university for the LIBLINEAR Project. This manual page was written by Christian Kastner <debian@kvr.at>, for the Debian project (and may be used by others). March 08, 2011 LIBLINEAR-PREDICT(1)
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