cvsjavasimiliaritiesdifferences-資料下載頁
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【導(dǎo)讀】C(1969)?C++(1979)?Java(1995). filenames.topofOS.everywhere?unique. Writeonce,runanywhere?alltarget-specificJREs.usedforeachclass.andcout,.cin>>x;cout<<y;easy,.(x);boundchecking.destructors.Collection.overloading.ComplexTypenum1;stack.ComplexType*num1=newComplexType(…ComplexTypenum1=newComplexType(…samewayinC++,unlikeJava.ComplexNumber*numbers;numbers=newComplexNumber[5];intnumbers[];numbers=newint[5];ComplexNumber**numbers;numbers=newComplexNumber*[5];numbers[i]=newComplexNumber(…numbers=newComplexNumber[5];numbers[i]=newComplexNumber(…Whatdoesitmean?useeachone.C++tutorials:. C++reference:. Javat
【正文】 5]。 for( index i = 0 。 i 5 。 i++) numbers[i] = new ComplexNumber(…)。 C++ vs. Java: Analogy ? Working with C++ is like flying a airpline, while working with Java is like driving a car. ? What does it mean? ? Too many controls/options in C++: think before use each one. ? Careful use can result in efficiency, poor use can result in serious inefficiency ? Issues like memory leak can crash the application, outofbounds array access can cause memory corruption – but it may not show up for long time – causing lot of headache! ? Java : slow and steady wins the race? References ? C++ tutorials: ? C++ reference: ? Java tutorial: ? Java API documentation:
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