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15 lines
567 B
15 lines
567 B
4 years ago
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var global = require('../internals/global');
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var trim = require('../internals/string-trim').trim;
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var whitespaces = require('../internals/whitespaces');
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var $parseFloat = global.parseFloat;
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var FORCED = 1 / $parseFloat(whitespaces + '-0') !== -Infinity;
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// `parseFloat` method
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// https://tc39.github.io/ecma262/#sec-parsefloat-string
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module.exports = FORCED ? function parseFloat(string) {
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var trimmedString = trim(String(string));
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var result = $parseFloat(trimmedString);
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return result === 0 && trimmedString.charAt(0) == '-' ? -0 : result;
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} : $parseFloat;
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