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initialize value with false to prevent undefined.
Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>
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@ -74,7 +74,7 @@ module.exports = React.createClass({
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document.body.appendChild(textArea);
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textArea.select();
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let successful;
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let successful = false;
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try {
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successful = document.execCommand('copy');
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} catch (err) {
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