str.to_f â float
Instance Public methods
Returns the result of interpreting leading characters in str as a
floating point number. Extraneous characters past the end of a valid number
are ignored. If there is not a valid number at the start of str,
0.0 is returned. This method never raises an exception.
1 2 3 | "123.45e1".to_f #=> 1234.5"45.67 degrees".to_f #=> 45.67"thx1138".to_f #=> 0.0 |
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