regex101: js-create-includes-webpack-plugin regex

\s*any whitespace character, repeated any number of times

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 1((\w+)[\w.\/]+)

Group 2(\w+)

\w+any word character, repeated at least once

Character Class[\w.\/]+

+matches at least one character from the set below:

\wany word character

.the literal . (46₁₀ / 56₈ / 2E₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

"><the literal text "><

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

script>the literal text script> (case sensitive)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Search reference

Regular Expression

\s*<script src="\/((\w+)[\w.\/]+)"><\/script>

New

<!DOCTYPE html>
<html>

<head>
  <meta charset="utf-8">
  <meta http-equiv="Content-Security-Policy" content="default-src * data: gap: https://ssl.gstatic.com; style-src * 'unsafe-inline'; script-src * 'unsafe-inline' 'unsafe-eval'">
  <meta name="viewport" content="width=device-width,initial-scale=1.0">
  <title>atomic-project</title>
</head>

<body>
  <div id="app"></div>
  <!-- built files will be auto injected -->

<script src="/app.js"></script><script src="/app.js"></script><script src="/app.js"></script><script src="/app.js"></script></body>

</html>

Regular Expressions 101

Regular Expression

Extraction