/*******************************************************************
Copyright（c）?2016?Harry?He
All?rights?reserved.

Distributed?under?the?BSD?license.
（See?accompanying?file?LICENSE.txt?at
https://github.com/zhedahht/CodingInterviewChinese2/blob/master/LICENSE.txt）
*******************************************************************/

//==================================================================
//?《劍指Offer——名企面試官精講典型編程題》代碼
//?作者：何海濤
//==================================================================

//?面試題1：賦值運(yùn)算符函數(shù)
//?題目：如下為類型CMyString的聲明，請為該類型添加賦值運(yùn)算符函數(shù)。

#include
#include

class?CMyString
{
public:
????CMyString（char*?pData?=?nullptr）;
????CMyString（const?CMyString&?str）;
????~CMyString（void）;

????CMyString&?operator?=?（const?CMyString&?str）;

????void?Print（）;
??????
private:
????char*?m_pData;
};

CMyString::CMyString（char?*pData）
{
????if（pData?==?nullptr）
????{
????????m_pData?=?new?char[1];
????????m_pData[0]?=?‘\0‘;
????}
????else
????{
????????int?length?=?strlen（pData）;
????????m_pData?=?new?char[length?+?1];
????????strcpy（m_pData?pData）;
????}
}

CMyString::CMyString（const?CMyString?&str）
{
????int?length?=?strlen（str.m_pData）;
????m_pData?=?new?char[length?+?1];
????strcpy（m_pData?str.m_pData）;
}

CMyString::~CMyString（）
{
????delete[]?m_pData;
}

CMyString&?CMyString::operator?=?（const?CMyString&?str）
{
????if（this?==?&str）
????????return?*this;

????delete?[]m_pData;
????m_pData?=?nullptr;

????m_pData?=?new?char[strlen（str.m_pData）?+?1];
????strcpy（m_pData?str.m_pData）;

????return?*this;
}

//?====================測試代碼====================
void?CMyString::Print（）
{
????printf（“%s“?m_pData）;
}

void?Test1（）
{
????printf（“Test1?begins:\n“）;

????char*?text?=?“Hello?world“;

????CMyString?str1（text）;
????CMyString?str2;
????str2?=?str1;

????printf（“The?expected?result?is:?%s.\n“?text）;

????printf（“The?actual?result?is:?“）;
????str2.Print（）;
????printf（“.\n“）;
}

//?賦值給自己
void?Test2（）
{
????printf（“Test2?begins:\n“）;

????char*?text?=?“Hello?world“;

????CMyString?str1（text）;
????str1?=?str1;

????printf（“The?expected?result?is:?%s.\n“?text）;

????printf（“The?actual?result?is:?“）;
????str1.Print（）;
????printf（“.\n“）;
}

//?連續(xù)賦值
void?Test3（）
{
????printf（“Test3?begins:\n“）;

????char*?text?=?“Hello?world“;

????CMyString?str1（text）;
????CMyString?str2?str3;
????str3?=?str2?=?str1;

????printf（“The?expected?result?is:?%s.\n“?text）;

????printf（“The?actual?result?is:?“）;
????str2.Print（）;
????printf（“.\n“）;

????printf（“The?expected?result?is:?%s.\n“?text）;

????printf（“The?actual?result?is:?“）;
????str3.Print（）;
????printf（“.\n“）;
}

int?main（int?argc?char*?argv[]）
{
????Test1（）;
????Test2（）;
????Test3（）;

????return?0;
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????2518??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\.gitattributes

?????文件???????3833??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\.gitignore

?????文件???????7160??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\01_AssignmentOperator\01_AssignmentOperator.vcxproj

?????文件????????949??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\01_AssignmentOperator\01_AssignmentOperator.vcxproj.filters

?????文件???????2798??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\01_AssignmentOperator\AssignmentOperator.cpp

?????文件???????2626??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\02_Singleton\02_Singleton.csproj

?????文件????????184??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\02_Singleton\App.config

?????文件???????3573??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\02_Singleton\Program.cs

?????文件???????1400??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\02_Singleton\Properties\AssemblyInfo.cs

?????文件???????7126??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\03_01_DuplicationInArray\03_01_DuplicationInArray.vcxproj

?????文件????????946??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\03_01_DuplicationInArray\03_01_DuplicationInArray.vcxproj.filters

?????文件???????4182??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\03_01_DuplicationInArray\FindDuplication.cpp

?????文件???????7138??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\03_02_DuplicationInArrayNoEdit\03_02_DuplicationInArrayNoEdit.vcxproj

?????文件????????952??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\03_02_DuplicationInArrayNoEdit\03_02_DuplicationInArrayNoEdit.vcxproj.filters

?????文件???????4818??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\03_02_DuplicationInArrayNoEdit\FindDuplicationNoEdit.cpp

?????文件???????7144??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\04_FindInPartiallySortedMatrix\04_FindInPartiallySortedMatrix.vcxproj

?????文件????????958??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\04_FindInPartiallySortedMatrix\04_FindInPartiallySortedMatrix.vcxproj.filters

?????文件???????3471??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\04_FindInPartiallySortedMatrix\FindInPartiallySortedMatrix.cpp

?????文件???????7116??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\05_ReplaceSpaces\05_ReplaceSpaces.vcxproj

?????文件????????944??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\05_ReplaceSpaces\05_ReplaceSpaces.vcxproj.filters

?????文件???????3650??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\05_ReplaceSpaces\ReplaceSpaces.cpp

?????文件???????7319??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\06_PrintListInReversedOrder\06_PrintListInReversedOrder.vcxproj

?????文件????????955??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\06_PrintListInReversedOrder\06_PrintListInReversedOrder.vcxproj.filters

?????文件???????2329??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\06_PrintListInReversedOrder\PrintListInReversedOrder.cpp

?????文件???????7309??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\07_ConstructBinaryTree\07_ConstructBinaryTree.vcxproj

?????文件????????950??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\07_ConstructBinaryTree\07_ConstructBinaryTree.vcxproj.filters

?????文件???????5285??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\07_ConstructBinaryTree\ConstructBinaryTree.cpp

?????文件???????7313??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\08_NextNodeInBinaryTrees\08_NextNodeInBinaryTrees.vcxproj

?????文件????????952??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\08_NextNodeInBinaryTrees\08_NextNodeInBinaryTrees.vcxproj.filters

?????文件???????6085??2018-03-05?17:23??劍指offer第二版\CodingInterviewChinese2\08_NextNodeInBinaryTrees\NextNodeInBinaryTrees.cpp

............此處省略320個文件信息