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Polarism
Polarism
Last Activity: Feb 17 '10, 04:02 PM
Joined: Feb 10 '10
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  • Polarism
    replied to Replacing multiple strings in a file
    in Perl
    Jeff,

    Here are examples from the two text files I have. The first has the data that needs to be changed, formatted into columns. The first column is the value to be replaced:

    1-A 50 3017.1N 4922.5E 301841 927850
    1-A 51 3017.9N 4923.3E 301834 927530
    1-A 52 3018.7N 4924.0E 301826 276011
    1-A 53 3019.5N 4924.8E 301819 976092
    1-A 54 3020.4N...
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    • Polarism
      started a topic Replacing multiple strings in a file
      in Perl

      Replacing multiple strings in a file

      Hello,

      I am very new to perl and I am having trouble figuring out how to replace multiple strings in a single file. The file has something around 750k instances that need to be replaced with 350 different values:

      1-A needs to be replaced with 12-FOO-1-A
      2-B needs to be replaced with 44-BAR-2-B
      1-400 needs to be replaced with 123-D1-400
      (and 347 more)

      How would I set up a program to...
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