regex101: PCRE (Legacy) Match Workspace

1st Alternative(\s{2,})

Group 1(\s{2,})

\s{2,}any whitespace character, repeated at least 2 times

2nd Alternative((?:(?:\/\*(?:[^*]|(?:\*+[^*\/]))*\*+\/)|(?:(?<!\:|\\\|\')\/\/.*)))

Group 2((?:(?:\/\*(?:[^*]|(?:\*+[^*\/]))*\*+\/)|(?:(?<!\:|\\\|\')\/\/.*)))

Non-Capturing Group(?:(?:\/\*(?:[^*]|(?:\*+[^*\/]))*\*+\/)|(?:(?<!\:|\\\|\')\/\/.*))

1st Alternative(?:\/\*(?:[^*]|(?:\*+[^*\/]))*\*+\/)

Non-Capturing Group(?:\/\*(?:[^*]|(?:\*+[^*\/]))*\*+\/)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

\*the literal * (42₁₀ / 52₈ / 2A₁₆)

Non-Capturing Group(?:[^*]|(?:\*+[^*\/]))*

*repeats the group contents below any number of times:

1st Alternative[^*]

Negated Character Class[^*]

*the literal * (42₁₀ / 52₈ / 2A₁₆)

2nd Alternative(?:\*+[^*\/])

Non-Capturing Group(?:\*+[^*\/])

\*+the literal * (42₁₀ / 52₈ / 2A₁₆) , repeated at least once

Negated Character Class[^*\/]

*the literal * (42₁₀ / 52₈ / 2A₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

\*+the literal * (42₁₀ / 52₈ / 2A₁₆) , repeated at least once

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

2nd Alternative(?:(?<!\:|\\\|\')\/\/.*)

Non-Capturing Group(?:(?<!\:|\\\|\')\/\/.*)

Negative Lookbehind(?<!\:|\\\|\')

1st Alternative\:

\:the literal : (58₁₀ / 72₈ / 3A₁₆)

2nd Alternative\\\|\'

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

\|the literal | (124₁₀ / 174₈ / 7C₁₆)

\'the literal ' (39₁₀ / 47₈ / 27₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

.*any character (except for line terminators), repeated any number of times

Global pattern flags

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

25 tokens

Regular Expression

(\s{2,})|((?:(?:\/\*(?:[^*]|(?:\*+[^*\/]))*\*+\/)|(?:(?<!\:|\\\|\')\/\/.*)))

New

ar $url = window.location.href;

    $url = $url.toLowerCase().replace(/^(http(s)?\:\/\/)/g, ''),
    $url = $url.split('/');

var $current_page = $url[$url.length - 1].replace(/(\?.*)?(\#.*)?/g, ''); // Current Page

document.addEventListener('DOMContentLoaded', function() {
    if ($current_page === 'index.html') {
        if (window.location.hash) {
            var $current_hash = window.location.hash.substring(1);
        } else {
            window.location.hash = '';
        }

        // Ignore the code above, the important part is right below:
        var $fp_imgs = document.querySelectorAll('img.-homepage-poster');
        $fp_imgs.forEach(function($fp_img) {
            var $imgs = [518966, 518967, 518968, 518969],
                $rand = Math.floor($imgs.length * Math.random()),
                $xmhr = new XMLHttpRequest();

            var response = function($e) {
                var $this = this,
                    $url_creator = window.URL || window.webkitURL,
                    $image_url = $url_creator.createObjectURL($this.response);
                $fp_img.src = $image_url;
            }

            $xmhr.open('get', '../imgs/' + $imgs[$rand] + '.jpg', true);
            $xmhr.responseType = 'blob';
            $xmhr.onload = response;
            $xmhr.send();
        });
    }
});