如何创建已具有默认值的结构?不知何故这样:
struct First {
int data = 4;
int pos = 5;
}
void main () {
var a = First ();
assert(a.data == 4);
}
AlThomas的回应:
“Vala中的结构可以有初始化器(类似于类的构造函数)和方法。所以我可以从你的第二个pastebin中提取你可以写成:
struct First {
int data;
int pos;
public First (int[] mass) {
data= 5;
pos = mass.length;
}
public int sas () {
return data + pos;
}
}
void main () {
int[] a = {1,3,0,1,2,3,2,1};
var b = First (a);
print (@"$(b.sas ())\n");
}