rust convert a string (with decimals) to a floating point number.
let f = s.parse::<f32>().unwrap();
// Can also do:
let f: f32 = s.parse().unwrap();
rust convert a string (with decimals) to a floating point number.
let f = s.parse::<f32>().unwrap();
// Can also do:
let f: f32 = s.parse().unwrap();
rust convert floating point number, to a string, with decimal digits.
let s = format!("{:.2}", x);
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