Creating implementation for idiom 146 : Convert string to floating point number

Idiom

# 146 Convert string to floating point number

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Extract floating point value f from its string representation s

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Other implementations

(parse-double s)

(read-string s)

(Float/parseFloat s)

float f = std::stof(s);

var f=float.Parse(s);

import std.conv;

float f = s.to!float;

f = num.parse(s);

f = String.to_float(s)

read(s,'(g0)')f

read (unit=s,fmt=*) f

import "strconv"

f, err := strconv.ParseFloat(s, 64)

read s :: Double

let f = +s

double f = Double.parseDouble(s);

Float f = Float.valueOf(s);

Double f = Double.valueOf(s);

$f = floatval($s);

uses sysutils;

f := s.ToExtended;

uses sysutils;

f := StrToFloat(s);

my $f = $s;

import locale

s = u'545,2222'
locale.setlocale(locale.LC_ALL, 'de')
f = locale.atof(s)

f = float(s)

f = float(s)

f = s.to_f

let f = s.parse::<f32>().unwrap();

let f: f32 = s.parse().unwrap();