zoukankan
html css js c++ java
需要注意的小问题闹的笑话
上次认为两种写法运算结果没错,如下:
"
那么下面的运算结果是什么?
using
System;
using
System.Collections;
public
class
MyClass
{
public
static
void
Main()
{
Console.WriteLine(
"
Test1的结果是:
"
);
Test1();
Console.WriteLine(
"
Test2的结果是:
"
);
Test2();
}
public
static
void
Test1()
{
Sample [] sample
=
new
Sample[
3
];
for
(
int
i
=
0
;i
<
3
;i
++
)
{
sample[i]
=
new
Sample();
sample[i].Name
=
i.ToString();
}
Sample [] tempSample
=
new
Sample[
3
];
for
(
int
i
=
0
;i
<
3
;i
++
)
{
tempSample[i]
=
sample[i];
}
sample[
0
]
=
tempSample[
1
];
sample[
1
]
=
tempSample[
2
];
sample[
2
]
=
tempSample[
0
];
for
(
int
i
=
0
;i
<
3
;i
++
)
{
Console.WriteLine(sample[i].Name);
}
}
public
static
void
Test2()
{
Sample sample0
=
new
Sample();
Sample sample1
=
new
Sample();
Sample sample2
=
new
Sample();
sample0.Name
=
"
0
"
;
sample1.Name
=
"
1
"
;
sample2.Name
=
"
2
"
;
Sample tempSample0
=
sample0;
Sample tempSample1
=
sample1;
Sample tempSample2
=
sample2;
sample0
=
tempSample1;
sample1
=
tempSample2;
sample2
=
tempSample0;
Console.WriteLine(sample0.Name);
Console.WriteLine(sample1.Name);
Console.WriteLine(sample2.Name);
RL();
}
private
static
void
WL(
string
text,
params
object
[] args)
{
Console.WriteLine(text, args);
}
private
static
void
RL()
{
Console.ReadLine();
}
private
static
void
Break()
{
System.Diagnostics.Debugger.Break();
}
}
public
class
Sample
{
public
string
Name;
}
"
路人丙兄在下面的回复里,指出了问题所在,结果我还误认为是录错了代码。再经楼下兄弟指出,于是用SC看了一下,呵呵,原来是我闹了个大笑话,不好意思了各位
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原文地址:https://www.cnblogs.com/William_Fire/p/299398.html
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