21 lines
547 B
JavaScript
21 lines
547 B
JavaScript
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var global = require('../internals/global');
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var userAgent = require('../internals/engine-user-agent');
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var process = global.process;
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var versions = process && process.versions;
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var v8 = versions && versions.v8;
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var match, version;
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if (v8) {
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match = v8.split('.');
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version = match[0] < 4 ? 1 : match[0] + match[1];
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} else if (userAgent) {
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match = userAgent.match(/Edge\/(\d+)/);
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if (!match || match[1] >= 74) {
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match = userAgent.match(/Chrome\/(\d+)/);
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if (match) version = match[1];
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}
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}
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module.exports = version && +version;
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