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- 'use strict';
- var globalThis = require('../internals/global-this');
- var fails = require('../internals/fails');
- var uncurryThis = require('../internals/function-uncurry-this');
- var toString = require('../internals/to-string');
- var trim = require('../internals/string-trim').trim;
- var whitespaces = require('../internals/whitespaces');
-
- var charAt = uncurryThis(''.charAt);
- var $parseFloat = globalThis.parseFloat;
- var Symbol = globalThis.Symbol;
- var ITERATOR = Symbol && Symbol.iterator;
- var FORCED = 1 / $parseFloat(whitespaces + '-0') !== -Infinity
- // MS Edge 18- broken with boxed symbols
- || (ITERATOR && !fails(function () { $parseFloat(Object(ITERATOR)); }));
-
- // `parseFloat` method
- // https://tc39.es/ecma262/#sec-parsefloat-string
- module.exports = FORCED ? function parseFloat(string) {
- var trimmedString = trim(toString(string));
- var result = $parseFloat(trimmedString);
- return result === 0 && charAt(trimmedString, 0) === '-' ? -0 : result;
- } : $parseFloat;
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