1 | /**
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2 | * Copyright (c) 2013-present, Facebook, Inc.
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3 | *
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4 | * This source code is licensed under the MIT license found in the
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5 | * LICENSE file in the root directory of this source tree.
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6 | *
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7 | */
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8 |
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9 | ;
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10 |
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11 | var ExecutionEnvironment = require('fbjs/lib/ExecutionEnvironment');
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12 |
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13 | var contentKey = null;
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14 |
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15 | /**
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16 | * Gets the key used to access text content on a DOM node.
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17 | *
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18 | * @return {?string} Key used to access text content.
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19 | * @internal
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20 | */
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21 | function getTextContentAccessor() {
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22 | if (!contentKey && ExecutionEnvironment.canUseDOM) {
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23 | // Prefer textContent to innerText because many browsers support both but
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24 | // SVG <text> elements don't support innerText even when <div> does.
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25 | contentKey = 'textContent' in document.documentElement ? 'textContent' : 'innerText';
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26 | }
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27 | return contentKey;
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28 | }
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29 |
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30 | module.exports = getTextContentAccessor; |
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