The third parameter of new Option The fourth parameter sets the options actual selected state - if set to truethe new option will be selected by default. When you make any external changes that need to be reflected in Select2 such as changing the valueyou should trigger this event.
This is further complicated by server-side filtering and pagination - there is no guarantee when a particular item will actually be loaded into the Select2 control! The best way to deal with this, therefore, is to simply add the preselected item as a new option. For remotely sourced data, this will probably involve creating a new API endpoint in your server-side application that can retrieve individual items:. Notice that we manually trigger the select2: This allows other handlers to access additional properties of the selected item.
You may clear all current selections in a Select2 control by setting the value of the control to null:. Getting Started Installation Basic usage Builds and modules 2. Troubleshooting Getting Help Common problems 3. Data sources The Select2 data format Ajax remote data Arrays 7.
For remotely sourced data, this will probably involve creating a new API endpoint in your server-side application that can retrieve individual items: Clearing selections You may clear all current selections in a Select2 control by setting the value of the control to null:
So if we wish to pre-select item 3 for the above example, we can use From time-to time it may be the case that the item required for pre-selection is not known until an event occurs on the page after the page has been rendered. There is a method that uses javascipt to manipulate the DOM in order to select a particuar option in the list. You can also post-select an item by name, so to post-select item 4 the following code can be used Share this page with others using one of the methods below.
You solved my problem in less than 5 minutes. By Peter N on 4th September Seems that this makes more logical sense when dealing with Loopkup options. But on my scenario Sharepointit does not get all the options.
When I fireup the document. Why is this so? And how can I retrieve the options and select one option if not all options are available? On 2nd August Thanks this really did wonders. On 16th April Hi ricardo, the quick answer is we don't know. It sounds like more of a question for a Greasemonkey developer.
By Daft Logic on 15th March Thanks for these wonderful guide, but can i request a guide for this situation. A visitor of the site wanted to preselect an item on the dropdown upon loading the site and clicking the icon below it. How can you do that using greasemonkey with jquery, how would you write the script with that.