define([ "../var/support" ], function( support ) { (function() { var input = document.createElement( "input" ), select = document.createElement( "select" ), opt = select.appendChild( document.createElement( "option" ) ); input.type = "checkbox"; // Support: iOS<=5.1, Android<=4.2+ // Default value for a checkbox should be "on" support.checkOn = input.value !== ""; // Support: IE<=11+ // Must access selectedIndex to make default options select support.optSelected = opt.selected; // Support: Android<=2.3 // Options inside disabled selects are incorrectly marked as disabled select.disabled = true; support.optDisabled = !opt.disabled; // Support: IE<=11+ // An input loses its value after becoming a radio input = document.createElement( "input" ); input.value = "t"; input.type = "radio"; support.radioValue = input.value === "t"; })(); return support; });