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A checkbox usually has two states: checked and unchecked. But indeterminate checkboxes are in a third state: neither checked nor unchecked. The “checkedness” is not determined. You have seen these before. The most common reason to have an indeterminate checkbox is when it is controlling a set of checkboxes.

1:38 5:14 Tutorial - Create Multiple Checkboxs which Link To Multiple Cells In Excel YouTube Start of suggested clip End of suggested clip Now we need our checkbox under all the below cell to add that click on the check make sure youMoreNow we need our checkbox under all the below cell to add that click on the check make sure you select cell and not box. And copy that cell. Then select the rest of the cells. And paste it.

Checkboxes actually has three states: true, false and indeterminate which indicates that a checkbox is neither "on" or "off". A checkbox cannot be set to indeterminate state by an HTML attribute - it must be set by a JavaScript. This state can be used to force the user to check or uncheck the checkbox.

Therefore it's required to create a useEffect handler that is responsible for doing this. // snippet const {indeterminate} = props; const cRef = useRef(); useEffect(() => { cRef. current. indeterminate = indeterminate; }, [cRef, indeterminate]);

The :indeterminate CSS pseudo-class represents any form element whose state is indeterminate, such as checkboxes which have their HTML indeterminate attribute set to true , radio buttons which are members of a group in which all radio buttons are unchecked, and indeterminate <progress> elements.

Approach 1: Using the Reset Button Create a JavaScript function. Use window. addEventListener that allows adding event listeners on any HTML document or other objects that support events. Use window. onload() function to perform the task as soon as the page refresh or loading.

A checkbox usually has two states: checked and unchecked. But indeterminate checkboxes are in a third state: neither checked nor unchecked. The “checkedness” is not determined. You have seen these before. The most common reason to have an indeterminate checkbox is when it is controlling a set of checkboxes.

Checkboxes cannot be set to readonly using standard HTML attributes. However, alternative approaches like using the disabled attribute or CSS properties like pointer-events can mimic the read-only behavior for checkboxes.