support null, undefined, false for data() to unselect. fixes #273
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@ -2077,6 +2077,7 @@
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.map(function() { return $(this).data("select2-data"); })
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.map(function() { return $(this).data("select2-data"); })
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.get();
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.get();
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} else {
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} else {
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if (!values) { values = []; }
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ids = $.map(values, function(e) { return self.opts.id(e)});
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ids = $.map(values, function(e) { return self.opts.id(e)});
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this.setVal(ids);
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this.setVal(ids);
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this.updateSelection(values);
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this.updateSelection(values);
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