Claim Hide Dropdown For Free

Find cells that have data validation rulesOn the Edit menu, point to Find, and then click Go To.Click Special.Select Data Validation.To find all cells with data validation, select All, and then click OK. To find cells that have the same validation rules as another cell, select Same, and then click OK.

2 Answers. You can attach change event to the select element with addEventListener(). Inside the event handler function check the value, if it is Laptop then set the display property to none else set the property value to block.

You'd use .show()/.hide() or .toggle() . There are issues with hiding options in certain browsers though.@chiapa solution will work for you if you want to prevent the option from selecting rather hiding. But still the disabled option will show in the dropdown.Jul 2, 2015

Click the Office Button, then click Excel Options. Click the Advanced Category. Scroll down to the 'Display Options for This Workbook' section. Under 'For Objects, Show', select All, then click OK.

2 options that you can investigate:On showing of the menu, place a large empty DIV behind it covering up the rest of the page and give that an on-click event to close the menu (and itself).On showing of the menu, attach a one-time click event handler on the body that closes the menu.Mar 23, 2013

For Bootstrap 4, look for the clickEvent , and when found in the hide event, prevent the default close behavior. This dropdown will only close when the button is clicked. In some cases, you may want the Dropdown to close when the button or menu is clicked. In this case you can examine the clickEvent target.

A hidden attribute on an <option> tag hides the option. Although the option is not visible, its position on the page is maintained.