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Editorial Team
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Asked: 2026-05-15T20:28:07+00:00

I want to wrap particular lines in a text mass with <b></b> First line

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I want to wrap particular lines in a text mass with <b></b>

  • First line in the text
  • All lines with a previous empty line (eg two newlines before)

I’m using preg_replace with php, but I’m really shitty with regex. Good tutorials are appreciated.

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1 Answer

  1. Editorial Team

    Try

    echo preg_replace('/(?<=\\A|^$\n)(^.+$)/m', '<b>$1</b>', $text);

    for example, http://www.ideone.com/1pTwD.

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