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1 define( [
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2 "../var/document",
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3 "../var/support"
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4 ], function( document, support ) {
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5
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6 "use strict";
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7
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8 ( function() {
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9 var input = document.createElement( "input" ),
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10 select = document.createElement( "select" ),
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11 opt = select.appendChild( document.createElement( "option" ) );
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12
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13 input.type = "checkbox";
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14
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15 // Support: Android <=4.3 only
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16 // Default value for a checkbox should be "on"
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17 support.checkOn = input.value !== "";
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18
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19 // Support: IE <=11 only
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20 // Must access selectedIndex to make default options select
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21 support.optSelected = opt.selected;
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22
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23 // Support: IE <=11 only
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24 // An input loses its value after becoming a radio
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25 input = document.createElement( "input" );
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26 input.value = "t";
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27 input.type = "radio";
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28 support.radioValue = input.value === "t";
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29 } )();
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30
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31 return support;
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32
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33 } );
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