atoi

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What is atoi equivalent for 64bit integer(uint64_t) in C that works on both Unix and Windows?

I\'m trying to convert 64bit integer string to in开发者_JAVA技巧teger, but I don\'t know which one to use.Use strtoull if you have it or _strtoui64() with visual studio.[详细]

2023-04-06 06:14 分类：问答
Reading from Data doesn't work, but why?

well, i\'ve struggeling with this problem for hours. but for some reasons i can\'t find the damn mitstake. I really hope that u can finally help me.[详细]

2023-04-04 08:07 分类：问答
C - Comparing numeric strings

Out of professional curiosity, what is the safest / fastest / most efficient way to compare two fully numeric strings in C?[详细]

2023-03-14 04:15 分类：问答
Not able to understand Atoi function - *string - '0'

What exactly does the below statement do? const char *string *开发者_StackOverflow中文版string - \'0\'[详细]

2023-03-04 00:28 分类：问答
C++ - Unhandled exception when using atoi()

When using this code, it throws an unhandled writing exception, which I\'m almost certain is to do with the atoi() function.[详细]

2023-02-19 18:25 分类：问答
c atoi() for wide chars on linux?

Is there a c atoi() equivalent for wide chars on Linu开发者_C百科x? I can find something for MS (wtoi) but I can find anything in a standard Linux lib.You can use wcstol to convert from wide strings t[详细]

2023-02-12 04:36 分类：问答
like atoi but to float

Is there a function similar to atoi wh开发者_运维问答ich converts a string to float instead of to integer?atof()[详细]

2023-02-11 07:49 分类：问答
atoi and leading 0's for decimal numbers

When using atoi in C I am trying to convert a char array of numbers to an int. I have leading 0\'s on my number though and they are not preserved when I print the number out later.[详细]

2023-02-05 05:37 分类：问答
How do you use atoi to assign individual elements of a char array?

So as we all probably know, the atoi converts a char to a number. But, what do you do if you only want one of the array elements instead of the whole array?[详细]

2023-01-07 21:39 分类：问答
Non-Integer numbers in an String and using atoi

If there are non-number characters in a string and you call atoi [I\'m assuming wtoi will do the same]. How will atoi treat the string?[详细]

2023-01-06 03:33 分类：问答