function getParameterByName()

in content/references/java-chassis/1.x/gitbook/gitbook-plugin-search/search.js [172:180]

• 9 lines of code
• 3 McCabe index (conditional complexity)

    function getParameterByName(name) {
        var url = window.location.href;
        name = name.replace(/[\[\]]/g, '\\$&');
        var regex = new RegExp('[?&]' + name + '(=([^&#]*)|&|#|$)', 'i'),
            results = regex.exec(url);
        if (!results) return null;
        if (!results[2]) return '';
        return decodeURIComponent(results[2].replace(/\+/g, ' '));
    }