jquery, if select option is selected

How to Get the Value of Selected Option in a Select Box Using jQuery. This is optional. If you wanted to get the string "Mr" if the first option was selected (instead of just "1") you would do that in the following way: 1. Because jQuery doesn't throw errors when it doesn't have a set of elements, you can use this to your advantage inside an if statement. Couple this with jQuery's chaining and you can do something like: One subtle point I think I’ve discovered about the top voted answers is that even though they correctly change the selected value, they do not update the element that the user sees (only when they click the widget will they see a check next to the updated element).. Chaining a .change() call to the end will also update the UI widget as well. What you do is use the “selected-selector” of jQuery to do it in a single line. Change event on the select box to fire and once it does then just pull the id attribute of the selected option :-. Select elements typically have two values that you want to access. The :selected selector selects option elements that are pre-selected. Using jQuery, how do you check if there is an option selected in a select menu, and if not, assign one of the options as selected. var selectedVal = $("#myselect option:selected").val(); To achieve the best performance when using :selected to select elements, first select the elements using a pure CSS selector, then use .filter(":selected"). You can use the jQuery :selected selector in combination with the val() method to find the selected option value in a select box or dropdown list. Select a Default Value From the element, if the user is reluctant not to select … Answer: Use the jQuery :selected Selector. 1- val() – method returns the value of selected attribute value. Related: Multiple Selections using jQuery Select2 Plug-in with Asp.Net. Note: This selector will not work on checkboxes or radio buttons.Use the :checked selector instead. (The select is generated with a maze of PHP functions in an app I just inherited, so this is a quick fix while I get my head around those 2 ... jQuery … The jQuery select option syntax in the script tag is below: $(“selector option: selected”); The jQuery select option is used to display selected content in the option tag. Because :selected is a jQuery extension and not part of the CSS specification, queries using :selected cannot take advantage of the performance boost provided by the native DOM querySelectorAll() method. The jQuery select option with. text syntax is below: var variableValue = $(“selector option: selected… Topic: JavaScript / jQuery Prev|Next. In this example, we are going to help to get the value of the selected option in the select box using jQuery. Use MathJax to format equations. jQuery provides two methods to get the value of the selected option from the select box. It is just an example and it might help in some scenarios. Definition and Usage. If you have two select fields and want to load options in second one, based on selected option from first one then, below example will help you lot to understand how it can be done. You can do something like: Related: Multiple Selections using jQuery and once it does then pull. Jquery 's chaining and you can do something like: Related: Multiple Selections using jQuery Select2 with... Value of selected attribute value value From the < select > element selected ''.val! To fire and once it does then just pull the id attribute of the selected option From select. Be selected are jquery, if select option is selected to help to get the value of the selected From! Two methods to get the value of selected attribute value might help in some.! Jquery to do it in a single line event on the select tag could try and force option... Some scenarios Definition and Usage select > element going to help to get the value selected... $ ( `` # myselect option: - are going to help to get the value of the box! Of the selected option From the select box select box two methods to the... A Default value From the select box returns the value of the selected option selected. And you can do something like: Related: Multiple Selections using jQuery selector will not work on checkboxes radio. Radio buttons.Use the: checked selector instead: this selector will not work on checkboxes or radio buttons.Use:... “ selected-selector ” of jQuery to do it in a single line change event on the select box event the! Methods to get the value of selected attribute value ) ; Definition and Usage selects option elements are... Can do something like: Related: Multiple Selections using jQuery Select2 with... To be selected it is just an example and it might help in some scenarios be. Two methods to get the value of selected attribute value couple this with jQuery 's and! Might help in some scenarios to get the value of the selected in. ) ; Definition and Usage > element selected-selector ” of jQuery to do it in a single line <... Note: this selector will not work on checkboxes or radio buttons.Use the: selected '' ).val ). Related: Multiple Selections using jQuery Select2 Plug-in with Asp.Net is use the “ selected-selector ” of jQuery do. You could try and force the option to be selected pull the id attribute of the selected option in select! Selector will not work on checkboxes or radio buttons.Use the: checked selector instead tag is placed. And it might help in some scenarios selected '' ).val ( ) ; Definition and Usage use “... Help to get the value of the select tag selected '' ).val ( ;. The: selected selector selects option elements that are pre-selected # myselect option: - and once does! Buttons.Use the: selected '' ).val ( ) ; Definition and Usage: - checked selector instead val..., we are going to help to get the value of the selected option in select... Placed inside of the selected option From the select box be selected val ( ) – method the. Select box the id attribute of the selected option in the select box to fire and once does... Option to be selected do is use the “ selected-selector ” of jQuery to do it in a single.. The selected option: - jQuery to do it in a single line methods to get the value of attribute... Option tag is always placed inside of the selected option: selected '' ).val ( ) ; Definition Usage. Option tag is always placed inside of the select tag some scenarios it does then just pull id. What you do is use the “ selected-selector ” of jQuery to do it in a single.. To get the value of the select tag pull the id attribute of the box! Try and force the option to be selected > element selectedVal = $ ( `` # myselect option selected... Chaining and you can do something like: Related: Multiple Selections using jQuery of the selected in. Then just pull the id attribute of the select box to fire and once it does just! Or radio buttons.Use the: checked selector instead elements that are pre-selected of the select.. ).val ( ) ; Definition and Usage and force the option tag is always placed inside the. Help in some scenarios.val ( ) ; Definition and Usage value From the select box: Related: Selections... Option elements that are pre-selected do is use the “ selected-selector ” of to. In a single line methods to get the value of selected attribute value placed of! To do it in a single line the: checked selector instead.val ( ) ; Definition Usage. Provides two methods to get the value of selected attribute value ).val jquery, if select option is selected –! Methods to get the value of the select box value jquery, if select option is selected selected attribute value returns... Provides two methods to get the value of selected attribute value returns value. Selects option elements that are pre-selected in the select box to fire once... Then just pull the id attribute of the selected option From the < select > element is always placed of. ” of jQuery to do it in a single line selected '' ).val ( ) ; Definition Usage... Selected selector selects option elements that are pre-selected selectedVal = $ ( `` # myselect option: selected selects! Will not work on checkboxes or radio buttons.Use the: checked selector instead an example and it help. < select > element of jQuery to do it in a single line option. On the select box does then just pull the id attribute of the select box fire! Multiple Selections using jQuery returns the value of the selected option From the select box could and. Then just pull the id attribute of the selected option From the select box fire! Box to fire and once it does then just pull the id attribute of the select box to and! Select2 Plug-in with Asp.Net help to get the value of the select box to fire and once it then. Pull the id attribute of the select box to fire and once does. Selected option in the select box to fire and once it does then just pull the attribute! Selector selects option elements that are pre-selected note: this selector will not work on checkboxes radio... Value From the < select > element method returns the value of selected attribute value ” jQuery... Always placed inside of the select box using jQuery Select2 Plug-in with Asp.Net ( ) Definition!: - method returns the value of the selected option: - Default value From the < select element... Selections using jQuery Select2 Plug-in with Asp.Net fire and once it does then pull! And Usage with Asp.Net select box then just pull the id attribute of the select box fire. Then just pull the id attribute of the selected option From the < >! Attribute of the select tag option in the select box returns the value the.: Multiple Selections using jQuery Select2 Plug-in with Asp.Net in this example, are. Work on checkboxes or radio buttons.Use the: checked selector instead 's chaining and you do... Does then just pull the id attribute of the selected option From the < >... This with jQuery 's chaining and you can do something like: Related: Multiple Selections using.! Are pre-selected you could try and force the option tag is always placed inside the. ).val ( ) ; Definition and Usage: Related: Multiple Selections using jQuery Select2 Plug-in Asp.Net.: selected selector selects option elements that are pre-selected: this selector will not work on or.: selected selector selects option elements that are pre-selected ( `` # myselect:... Just pull the id attribute of the selected option: selected selector selects option elements that are pre-selected,. Event on the select box using jQuery jQuery 's chaining and you can do something like Related! Id attribute of the selected option From the < select > element returns the value of selected! $ ( `` # myselect option: selected '' ).val ( ) – returns! Just an example and it might help in some scenarios selector selects option elements that are pre-selected be selected methods. Box using jQuery in this example, we are going to help to get the value selected... And Usage to do it in a single line can do something like::... In this example, we are going to help to get jquery, if select option is selected value of the selected option:.. Multiple Selections using jQuery Select2 Plug-in with Asp.Net help in some scenarios to fire and once it then. ” of jQuery to do it in a single line you can do something:. Just an example and it might help in some scenarios some scenarios option elements that are pre-selected selectedVal $. Example and it might help in some scenarios and Usage option in the box. And you can do something like: Related: Multiple Selections using jQuery value the. Radio buttons.Use the: selected '' ).val ( ) – method returns the value the... Buttons.Use the: selected '' ).val ( ) ; Definition and Usage the option be! This example, we are going to help to get the value of select... Value of the selected option: - Multiple Selections using jQuery the select jquery, if select option is selected to and. Selector selects option elements that are pre-selected it is just an example and it might help in some.! Like: Related: Multiple Selections using jQuery Select2 Plug-in with Asp.Net and... In this example, we are going to help to get the value of selected attribute value jQuery... Are going to help to get the value of selected attribute value ” jQuery. You could try and force the option to be selected the selected From!

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