StackOverflow2013

Note that there are some explanatory texts on larger screens.

plurals

PORemoving spaces from the fields in a pipe-delimited file using shell script
text
Body
copied!<p>I am new to UNIX Shell scripting.</p> <p>I need help in removing leading and trailing blank spaces from the fields. But I need to retain the spaces between the words.</p> <p>Please have a look at the data sample and the desired result below to understand my problem.</p> <p>Data Sample :</p> <pre><code>1-B48980007 |82984788|317 |ALQ| |4423271 | 0| | I0000000000000000000245729|28887957|IL FR | | |00000000573| 0| | I0000000000000000000245715|13822348|RPVIPPR | | |00000000298| 0| | I0000000000000000000245721|15348717|AN BV | | |00000001526| 0| | </code></pre> <p>Desired Result:</p> <pre><code>1-B48980007|82984788|317|ALQ||4423271|0|| I0000000000000000000245729|28887957|IL FR|||00000000573|0|| I0000000000000000000245715|13822348|RPVIPPR|||00000000298|0|| I0000000000000000000245721|15348717|AN BV|||00000001526|0|| </code></pre> <p>But I am getting the output as below on using the below command:</p> <p>sed 's/ *\|/\|/g' file_name > testOP</p> <p>pipeline('|') is a delimiter in my file. I need to remove the spaces before and after the pipeline but need to retain the spaces between the words for example: "IL FR" and "AN BV".</p> <pre><code>1-B48980007 |82984788|317|ALQ||4423271| 0|| I0000000000000000000245729|28887957|IL FR| ||00000000573| 0|| I0000000000000000000245715|13822348|RPVIPPR| ||00000000298| 0|| I0000000000000000000245721|15348717|AN BV| ||00000001526| 0|| </code></pre> <p>Any help is greatly appreciated.</p> <p>Thanks, Savitha</p>

Querying!

Guidance

An individual column

Larger individual text columns get their own page to allow for proper reading.

SQuiL has stopped working due to an internal error.

If you are curious you may find further information in the browser console, which is accessible through the devtools (F12).

Reload