re = /.*?<li.*?<a href="(\/release[^"]+)">([^<]+)<\/a>.*?<\/li>/
str = ' <li class="bucket-item ec-item horz-release" data-ec-position="87"
data-ec-type="product"
data-ec-name="Perfect Storm"
data-ec-creative="Label - Releases"
data-ec-brand="Interplay Global"
data-ec-category="Releases"
data-ec-list="Label - Releases"
data-ec-price="1.29"
data-ec-d1="David Deere, Brandon Mignacca">
<div class="horz-release-artwork-parent">
<a href="/release/perfect-storm/3265557">
<img class="horz-release-artwork lazy-load" src="https://geo-pro.beatport.com/static/60b2f914842e8b09024754e8a6493b36.png" data-src="https://geo-media.beatport.com/image_size/250x250/cd9e7e36-d598-45c2-a05c-d2e286a0bcb1.jpg" />
</a>
</div>
<div class="horz-release-meta-parent">
<div class="horz-release-meta">
<p class="buk-horz-release-title"><a href="/release/perfect-storm/3265557">Perfect Storm</a></p>
<p class="buk-horz-release-artists">
<a href="/artist/david-deere/31534" data-artist="31534">David Deere</a>,
<a href="/artist/brandon-mignacca/523042" data-artist="523042">Brandon Mignacca</a>
</p>
<p class="buk-horz-release-labels">
<a href="/label/interplay-global/93385" data-label="93385">Interplay Global</a></p>
<p class="buk-horz-release-released">2021-02-12</p>
</div>
<div class="horz-release-actions-parent">
<div class="horz-release-actions">
<div class="horz-release-play-queue">
<button class="playable-play" data-type="release" data-id="3265557" data-track="14824920">
<svg viewBox="0 0 200 200" class="play-icon">
<use xlink:href="/static/4fef40cebd6b915bcbe9695d5d543a01.svg#icon-play"></use>
</svg>
</button>
<button class="playable-queue tooltip-secondary" data-type="release" data-id="3265557" data-track="14824920">
<svg viewBox="0 0 16 11" class="queue-icon">
<use xlink:href="/static/4fef40cebd6b915bcbe9695d5d543a01.svg#icon-add-queue"></use>
</svg>
<span class="tooltiptext">Add to queue</span>
</button>
</div>
<div class="buy-button horz-release-buy-button
" data-release="3265557" data-price="$1.29" >
<button class="add-to-default">$1.29</button>
<button class="launch-menu">
<div class="launch-menu-icon">
<svg viewBox="0 0 200 200" class="icon">
<use xlink:href="/static/4fef40cebd6b915bcbe9695d5d543a01.svg#icon-chevron-down"></use>
</svg>
</div>
<div class="loading-menu-icon">
<div class="icon"></div>
</div>
</button>
</div>
</div>
<a href="#" class="icon icon-ellipsis horz-release-ellipsis mobile-action"></a>
</div>
</div>
</li>
<li class="bucket-item ec-item horz-release" data-ec-position="88"
data-ec-type="product"
data-ec-name="Glasshouse"
data-ec-creative="Label - Releases"
data-ec-brand="Interplay Global"
data-ec-category="Releases"
data-ec-list="Label - Releases"
data-ec-price="1.29"
data-ec-variant="album"
data-ec-id="3265543"
data-ec-d1="Hiski, Milad E">
<div class="horz-release-artwork-parent">
<a href="/release/glasshouse/3265543">
<img class="horz-release-artwork lazy-load" src="https://geo-pro.beatport.com/static/60b2f914842e8b09024754e8a6493b36.png" data-src="https://geo-media.beatport.com/image_size/250x250/d45916cd-e96a-4669-9cd1-d71b28c21258.jpg" />
</a>
</div>
<div class="horz-release-meta-parent">
<div class="horz-release-meta">
<p class="buk-horz-release-title"><a href="/release/glasshouse/3265543">Glasshouse</a></p>
<p class="buk-horz-release-artists">
<a href="/artist/hiski/574515" data-artist="574515">Hiski</a>,
<a href="/artist/milad-e/581122" data-artist="581122">Milad E</a>
</p>
<p class="buk-horz-release-labels">
<a href="/label/interplay-global/93385" data-label="93385">Interplay Global</a></p>
<p class="buk-horz-release-released">2021-02-05</p>
</div>
<div class="horz-release-actions-parent">
<div class="horz-release-actions">
<div class="horz-release-play-queue">
<button class="playable-play" data-type="release" data-id="3265543" data-track="14824888">
<svg viewBox="0 0 200 200" class="play-icon">
<use xlink:href="/static/4fef40cebd6b915bcbe9695d5d543a01.svg#icon-play"></use>
</svg>
</button>
<button class="playable-queue tooltip-secondary" data-type="release" data-id="3265543" data-track="14824888">
<svg viewBox="0 0 16 11" class="queue-icon">
<use xlink:href="/static/4fef40cebd6b915bcbe9695d5d543a01.svg#icon-add-queue"></use>
</svg>
<span class="tooltiptext">Add to queue</span>
</button>
</div>
<div class="buy-button horz-release-buy-button
" data-release="3265543" data-price="$1.29" >
<button class="add-to-default">$1.29</button>
<button class="launch-menu">
<div class="launch-menu-icon">
<svg viewBox="0 0 200 200" class="icon">
<use xlink:href="/static/4fef40cebd6b915bcbe9695d5d543a01.svg#icon-chevron-down"></use>
</svg>
</div>
<div class="loading-menu-icon">
<div class="icon"></div>
</div>
</button>
</div>
</div>
<a href="#" class="icon icon-ellipsis horz-release-ellipsis mobile-action"></a>
</div>
</div>
</li>'
subst = '$2 https://www.beatport.com$1\\n'
result = str.gsub(re, subst)
# Print the result of the substitution
puts result
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Ruby, please visit: http://ruby-doc.org/core-2.2.0/Regexp.html