Answers for "set checkbox checked value javascript"

javascript set checkbox checked based on value

//HTML
<input type="checkbox" id="Numbers">Short Numbers</input>
<button type="button" onClick="changeCheckbox()">Save</button>
//JAVASCRIPT
function changeCheckbox(){
  	if(value)
	document.getElementById("Numbers").checked = true;
}

js make checkbox checked

document.getElementById('your_checkbox').checked = true;