Tag Archives: perl code
Perl – Uppercase to Lowercase Conversion via the Translation Operator
Perl’s translation operator provides a way to substitute one group of characters for another. In the below script I demonstrate how easy it is to use the translation operator to convert standard input from the command prompt from uppercase letters … Continue reading
Perl – merging files
Below I demonstrate a quick method of merging two files into a third file using Perl. The program merges two files together into a third file by writing one line from file one to file three and then writing one … Continue reading
Posted in Perl, Programming Languages
Tagged combine files, file merge, merge two files, merging files, perl, perl code
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Use Perl’s regex to count the # of words in a file
In the below code I use Perl’s regex capabilites to count the # of words in a file. Notice I used “\s” in the regex expression to account for not only spaces but also tab and new line characters. In … Continue reading
Posted in Perl, Programming Languages
Tagged count words, file word count, file word counter, open file, perl, perl close file, perl code, perl file input, perl open file, perl read file, perl regex, perl regular expressions, perl word count code, regex, regex expression, regular expressions, whitespace, word counter
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