How to use 'css disable selection' in JavaScript

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function disableSelect(chkbox) {
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  var sibling = chkbox;
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  while (sibling != null) {
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    if (sibling.nodeType == 1 && sibling.tagName.toLowerCase() == "select") {
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      $(sibling).prop('disabled', !chkbox.checked);
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    }
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    sibling = sibling.previousSibling;
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  }
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}

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export function removeUserSelectStyles(doc) {
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  try {
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    if (doc && doc.body) removeClassName(doc.body, 'react-draggable-transparent-selection');
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    if (doc.selection) {
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      doc.selection.empty();
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    } else {
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      window.getSelection().removeAllRanges(); // remove selection caused by scroll
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    }
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  } catch (e) {
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    // probably IE
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  }
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}