Get last URL segment

url-segment.js

// PENDING TESTING..

// Get pathname
var pathName = window.location.pathname;

getLastSegment = function(pathName) {
  // declare local
  var lastSegment = -1; //false by default

  // Check if we even have a pathname
  if (pathName.length > 1) {

    // Check if last char is '/' and remove it if so
    if (pathName.substr(-1) === '/') {
      pathName = pathName.substr(0, pathName.length - 1);
    }

    // Take the last index of '/' and +1 to skip the '/'
    lastSegment = pathName.substr(pathName.lastIndexOf('/') + 1);
  } else {

    // return error if no path
    lastSegment = -1
  }
  // return result
  return lastSegment
}