grep 正则
SafeArray::SafeArray(int len) {
length = len;
_array = new int[length];
}
CPoint::CPoint() : x(0), y(0)
{ /* Nothing to do! */ }
CPoint::CPoint()
{ x = 0; y = 0; }
CPoint::CPoint(int x, int y)
{ this->x = x;
this->y = y; }
CPoint::CPoint(const CPoint &p)
{ x = p.x;
y= p.y; }