op:abc.. \c is not an escape sequence
On Tue, Jul 26, 2011 at 10:17 PM, aditi garg <[email protected]>wrote:
> what will be the output fr this??
> printf("ab\c");
>
>
> On Tue, Jul 26, 2011 at 6:22 PM, swetha rahul <[email protected]>wrote:
>
>> Dipankar, Thanks!!!
>>
>>
>> On Tue, Jul 26, 2011 at 8:44 AM, Dipankar Patro <[email protected]>wrote:
>>
>>>
>>> Swetha,
>>>
>>> '\' in C is used to denote a escape sequence in C strings (and also in
>>> many other languages).
>>> e.g '\n' is for New Line '\n' is counted as one character.
>>> Now '\ooo' is for an ASCII in octal representation.
>>> here is the list of all escape sequences:
>>> http://msdn.microsoft.com/en-us/library/h21280bw(v=vs.80).aspx
>>>
>>> So for your string : "\12345s\n"
>>> here '\123' is an ASCII in octal, hence one character.
>>> rest you know about the characters: so length = '\123'(1) + 3 + '\n'(1) =
>>> 5.
>>>
>>> I suggest you try with other combinations with '\' and print the output.
>>> They will definitely show some weird stuffs :)
>>>
>>> Hope that helps.
>>> On 25 July 2011 22:53, swetha rahul <[email protected]> wrote:
>>>
>>>> char *s="\12345s\n";
>>>> printf("\n %d",strlen(s));
>>>>
>>>> The output is 5...?? But how.??
>>>>
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>
>
>
> --
> Aditi Garg
> Undergraduate Student
> Electronics & Communication Divison
> NETAJI SUBHAS INSTITUTE OF TECHNOLOGY
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