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36 lines
1000 B
36 lines
1000 B
10 years ago
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/**
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* Copyright 2013-2015, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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* @providesModule getTextContentAccessor
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*/
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'use strict';
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var ExecutionEnvironment = require("./ExecutionEnvironment");
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var contentKey = null;
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/**
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* Gets the key used to access text content on a DOM node.
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*
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* @return {?string} Key used to access text content.
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* @internal
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*/
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function getTextContentAccessor() {
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if (!contentKey && ExecutionEnvironment.canUseDOM) {
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// Prefer textContent to innerText because many browsers support both but
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// SVG <text> elements don't support innerText even when <div> does.
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contentKey = 'textContent' in document.documentElement ?
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'textContent' :
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'innerText';
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}
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return contentKey;
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}
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module.exports = getTextContentAccessor;
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