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