Converting a string to an integer on Android
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ee the Integer class and the static parseInt() method:
http://developer.android.com/reference/java/lang/Integer.html
Integer.parseInt(et.getText().toString());
You will need to catch NumberFormatException though in case of problems whilst parsing, so:
int myNum = 0;try { myNum = Integer.parseInt(et.getText().toString());} catch(NumberFormatException nfe) { System.out.println("Could not parse " + nfe);}
参考:http://stackoverflow.com/questions/2709253/converting-a-string-to-an-integer-on-android
1
如何将字串 String 转换成整数 int? A.
有两个方法: 1).
int i = Integer.parseInt([String]); 或 i = Integer.parseInt([String],[int radix]); 2).
int i = Integer.valueOf(my_str).intValue(); 注:
字串转成 Double, Float, Long 的方法大同小异. 2
如何将整数 int 转换成字串 String ? A.
有叁种方法: 1.)
String s = String.valueOf(i); 2.)
String s = Integer.toString(i); 3.)
String s = "" + i; 注:
转载:http://blog.sina.com.cn/s/blog_91beacf801010q33.htmlDouble, Float, Long 转成字串的方法大同小异.
0 0
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