Find a match pattern of any digit and space with any character in a string and replace with | in PHP [closed]

$str = "COVId 1234 | SARS 4567 | EBOLA 2332";
preg_replace('([a-zA-Z]+ \d+ )', '$0 |', $str);
echo $str; // COVId 1234 | SARS 4567 | EBOLA 2332

[a-ZA-Z]+ matches all alphabetic chars.

is just to match a space.

\d+ matches digits. Note the plural.

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