iskm/learnxinyminutes-docs
1
0
Fork 0
mirror of https://github.com/adambard/learnxinyminutes-docs.git synced 2025-05-05 06:18:32 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Update c.html.markdown

Browse Source
This commit is contained in:
himanshu81494 2015-10-09 20:59:05 +05:30
parent c1c7a96378
commit c899b6605e
1 changed files with 14 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
c.html.markdown
View File

@ -307,8 +307,9 @@ int main(void) {
exit(-1); exit(-1);
break; break;
} }
/*
// using "goto" using "goto" in C
*/
typedef enum { false, true } bool; typedef enum { false, true } bool;
// for C don't have bool as data type :( // for C don't have bool as data type :(
bool disaster = false; bool disaster = false;
@ -323,7 +324,10 @@ int main(void) {
} }
error : error :
printf("Error occured at i = %d & j = %d.\n", i, j); printf("Error occured at i = %d & j = %d.\n", i, j);
// this will print out "Error occured at i = 52 & j = 99." /*
https://ideone.com/GuPhd6
this will print out "Error occured at i = 52 & j = 99."
*/
/////////////////////////////////////// ///////////////////////////////////////
@ -491,13 +495,15 @@ char c[] = "This is a test.";
str_reverse(c); str_reverse(c);
printf("%s\n", c); // => ".tset a si sihT" printf("%s\n", c); // => ".tset a si sihT"
*/ */
//as we can return return only one variable /*
//to change values of more than one variables we use call by reference as we can return only one variable
to change values of more than one variables we use call by reference
*/
void swapTwoNumbers(int *a, int *b) void swapTwoNumbers(int *a, int *b)
{ {
int temp = *a; int temp = *a;
*a = *b; *a = *b;
*b = temp; *b = temp;
} }
/* /*
int first = 10; int first = 10;