字符串型怎么转换成浮点或双精度并计算啊?String To Double/Float
请问:
字符串型怎么转换成浮点或双精度并计算啊?
------解决方案--------------------String s = "123.456 ";
double d = Double.parseDouble(s);
float f = Float.parseFloat(s);
------解决方案--------------------Double.parseDouble(String str);
Float.parseFloat(String str);