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POHow to apply two different sed commands on a line?
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copied!<p>Q1: I would like to edit a file containing a set of email ids such that all the domain names become generic.</p> <pre><code>Example, peter@yahoo.com peter@hotmail.co.in philip@gmail.com to peter_yahoo@generic.com peter_hotmail@generic.com philip_gmail@generic.com </code></pre> <p>I used the following sed cmd to replace @ with _</p> <pre><code>sed 's/@/_/' <filename> </code></pre> <p>Is there a way to append another sed cmd to the cmd mentioned above such that I can replace the last part of the domain names with @generic.com?</p> <p>Q2: so how do I approach this if I had text at the end of my domain names?</p> <pre><code>Example, peter@yahoo.com,i am peter peter@hotmail.co.in,i am also peter To, peter_yahoo.com@generic.com,i am peter peter_hotmail.co.in@generic.com,i am also peter </code></pre> <p>I tried @(,) instead of @(.*) it doesn't work and I cant think of any other solution</p> <p>Q3: Suppose if my example is like this,</p> <pre><code>peter@yahoo.com peter@hotmail.co.in,i am peter </code></pre> <p>I want my result to be as follows,</p> <pre><code>peter_yahoo.com@generic.com peter_hotmail.co.in@generic.com,i am peter,i am peter </code></pre> <p>How do i do this with a single sed cmd?</p> <p>The following cmd would result in,</p> <pre><code>sed -r 's!@(.*)!_\1@generic.com!' FILE peter_yahoo.com@generic.com peter_hotmail.co.in,i am peter,i am peter@generic.com </code></pre> <p>And the following cmd wont work on "peter@yahoo.com",</p> <pre><code>sed -r 's!@(.*)(,.*)!_\1@generic.com!' FILE </code></pre> <p>Thanks!!</p>

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