I have a variable that holds the below value: From: test@example.com To: user1@us.oracle.com Date: Thu Sep 29 04:25:45 2016 Subject: IMAP Append Client FNBJL MIME-version: 1.0 Content-type: text/plain; charset=UTF-8; format=flowed hocks burdock steelworks propellants resource querying sitings biscuits lectureship linearly crimea ghosting inelegant contingency resting fracas margate radiographic befoul waterline stopover two everlastingly highranking doctrine unsmilingly massproducing teacups litanies malachite pardon rarer glides nonbelievers humorously clonal tribunes micrometer paralysing splenetic constitutionalists wavings thoughtfulness herbicide rerolled ore overflows illicitly aerodynamics ably splittable ditching rouged bulldozer replayed statistic reconfigured adventurers passionate rewarded decides oxygenated Every line in the above string needs to be prepended with X: as shown below X: From: test@example.com X: To: user1@us.oracle.com X: Date: Thu Sep 29 04:25:45 2016 X: Subject: SSSSSSSSS FNBJL X: MIME-version: 1.0 X: Content-type: text/plain X: X: hocks burdock steelworks propellants resource querying sitings biscuits lectureship X: linearly crimea ghosting inelegant contingency resting fracas margate radiographic X: befoul waterline stopover two everlastingly highranking doctrine unsmilingly massproducing X: teacups litanies malachite pardon rarer glides nonbelievers humorously clonal tribunes X: micrometer paralysing splenetic constitutionalists wavings thoughtfulness herbicide X: rerolled ore overflows illicitly aerodynamics ably splittable ditching rouged bulldozer X: replayed statistic reconfigured adventurers passionate rewarded decides oxygenated I was thinking of splitting the above string on \n and prepending each line with X: Is there a better approach for this? Continue reading...