我可以写:
AClass[] array = {object1, object2}
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我也可以写:
AClass[] array = new AClass[2];
...
array[0] = object1;
array[1] = object2;
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但我不能写:
AClass[] array;
...
array = {object1, object2};
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为什么这会被Java阻止?
我知道如何解决它,但有时会更简单.
例如:
public void selectedPointsToMove(cpVect coord) {
if (tab == null) {
if (arePointsClose(coord, point1, 10)) {
cpVect[] tempTab = {point1};
tab = tempTab;
} else if (arePointsClose(point2, coord, 10)) {
cpVect[] tempTab = {point2};
tab = tempTab;
} else {
cpVect[] tempTab = {point1,point2};
tab = tempTab;
}
}
}
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这个简单的问题一直困扰着我,因为我学会了如何在Java中使用数组.