Ben*_*292 6 tags android integer compare
我正在尝试将整数数组与我唯一制作的imageviews标签进行比较.
使用这一行:
if(grid[i][j] == buttons[k].getTag()){
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我知道我在正确的轨道上,但我无法弄清楚我是否需要投射或使用方法.我知道这是一个简单的问题,但是非常感谢任何帮助,谢谢.
tde*_*aux 23
标签是一个对象,所以放一个Integer
:
/*
* UseValueOf
* ----------
* Priority: 4 / 10
* Severity: Warning
* Category: Performance
*
* You should not call the constructor for wrapper classes directly, such as`new
* Integer(42)`. Instead, call the valueOf factory method, such as
* Integer.valueOf(42). This will typically use less memory because common
* integers such as 0 and 1 will share a single instance.
*/
//MyView.setTag(new Integer(42));
MyView.setTag(Integer.valueOf(42));
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然后像这样检索值:
int tagValue = (Integer)MyView.getTag();
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小智 11
你必须转换整数按钮[k] .getTag().
做这个:
if(grid[i][j] == Integer.parseInt(buttons[k].getTag().toString())){
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