- preg_match: documentation ( source)
- preg_quote: documentation ( source)
<?php
$data = 'hello | Hello there
price | Lets talk about our support.
how are you ?| Im fine ';
$word = "price";
if (preg_match('~^\h*' . preg_quote($word, '~') . '\h*\|\h*\K.*\S~m', $data, $match)) {
echo $match[0];
}