Populate second dropdown using jQuery & Ajax
问题 I am trying to populate a second dropdown list based on the value of the first dropdown from an external html file which is only filled with the options. Example of external file: <option value="Bedfordshire">Bedfordshire</option> <option value="Berkshire">Berkshire</option> <option value="Buckinghamshire">Buckinghamshire</option> Example of first dropdown values: <select> <option value="GB">UNITED KINGDOM</option> //option to load drop-GB.html <option value="US">UNITED STATES</option> /