c89

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Cast char to char array or char array to char?

So let\'s say I have a cha开发者_如何学Cr and I want to strcat() it to a char array in a single line of code. For [a non-practical] example:[详细]

2023-02-03 23:28 分类：问答
Why does gcc -ansi remove the declarations of cosf and the like?

You probably think I am completely crazy and terribly bad at programming. One of those may be the case, but please read my findings.[详细]

2023-02-02 08:51 分类：问答
It is possible to mix C89 code with C99 code?

I have doubts about many things related with the different C specifications. If I program a library in C99, can I u开发者_JAVA技巧se it from C89 code? (using only the functions with C89 compliant def[详细]

2023-02-01 15:41 分类：问答
pass by value in C

Is the following code portable? I just pass the pointer by value and I can change it in the caller! void foo(void *p)[详细]

2023-02-01 07:06 分类：问答
C90 and typedef

I h开发者_StackOverflow中文版ad struct point {(...)}; defined. But with C90 it seems I have to do it with typedef. How do I do this correctly? typedef struct point {} point;? typedef struct {} point;?[详细]

2023-01-31 20:12 分类：问答
possible to write webapplication using ANSI - C scripting?

I want to develop a web application using ANSI C. Since, I want have to have the application to be fast enough than others and also it should support the all kind of opera开发者_开发问答tions as the n[详细]

2023-01-29 14:00 分类：问答
Which version of C is more appropriate for students to learn- C89/90 or C99?

I\'m looking into learning C basics and syntax before beginning Systems Programming next month.When doing some reading, I came across the C89/99 standards.According to Wikipedia,[详细]

2023-01-29 10:41 分类：问答
how can I execute c program under another one

How can I execute a c program under another one. Assume you have one c code (program), and you want to call another one. Because you want to send input to itthen score its return datawith comparing an[详细]

2023-01-27 15:13 分类：问答
Are there any differences between ANSI C and ISO C?

I understand that there is both an ANSI standard and an ISO standard for C. Are开发者_开发百科 there any differences between these two standards? If so, what are they? And if there is not a difference[详细]

2023-01-26 05:28 分类：问答
Variable-length arrays in C89?

I\'ve read that C89 does not support variable-length arrays, but the following experiment seems to disprove that:[详细]

2023-01-24 21:42 分类：问答