[android] String ,Double, Float, int への型変換

String ,Double, Float, int への型変換

String -> Double

String str = "1.0";
Double d = Double.parseDouble(str);

Double -> String

Double d = 1.0;
String str = String.valueOf(d);

String -> Float

String str = "1.0";
Float f = Float.parseFloat(str);

Float -> String

Float f = 1.0;
String str = String.valueOf(f);

String -> int

String str = "1.0";
int i = Integer.parseInt(str);

int -> String

int i = 1;
String str = String.valueOf(i);