get_int_value.java

Java写的画板程序

class get_int_value{

static	 int getIntValue(String str)
{
  int r = 0;
  if(str!=null && str.length()!=0)
{
   StringBuffer bf = new StringBuffer();
   
   char[] chars = str.toCharArray();
   for(int i=0;i<chars.length;i++)
{
    char c = chars[i];   
    if(c>='0' && c<='9')
{
     bf.append(c);
    }
    else if(c==',')
{
     continue;
    }
    else
{
     if(bf.length()!=0)
{
      break;
     }
    }
   }
try
   {
    r = Integer.parseInt(bf.toString());
   }
   catch(Exception e)
{}
  }
  return r;
 }
 
 }