how to call onclick function on dynamically created button in javascript

Question

var del = document.createElement(\'input\');
del.type = \'button\';
del.name = \'delll\';
del.value = \'del\';
del.onClick = \'alert(\"hi  javascript\")\';

Answer 1

set the onclick (all lower case) to an anonymous function

del.onclick = function(){ alert('hi javascript');};

note the function is not in quotes like other attributes