element « initialization « C Array Q&A

1. how to initialize all elements of an array at one go when definition and declaration are separate?    stackoverflow.com

when we write something like this int arr[5] = 0; or int arr[5] = {0}; there is no problem but when we do something like this

int arr[5];
arr[5] = {0};

2. Initialize mulitdimensional C-array with 0 elements    stackoverflow.com

How could I simple initialize a multidimensional C-array with 0 elements like this:

int a[2][2] = { { 0, 0 }, {0, 0} }

3. In C, is array initialization with only one element treated specially?    stackoverflow.com

While reading this question I wanted to test the input in GCC to see what errors would be output. To my surprise the following line:

char array[] = {"s"};

4. Initialize a static array with struct elements    bytes.com

syang8 wrote: If I have a > struct S { int a; float b; }; > how to initialize a static array of S? > static struct S sarray[] = { ????? }; What book are you reading that doesn't explain POD struct initialization? Note that the "struct" in the definition of sarray[] is a C-ism, not needed in C++. static ...

5. initializing array elements    daniweb.com

6. Initializing array elements using getchar()    daniweb.com

#include #define MAXSIZE 100 /*max array length*/ int arrlen(int []); int main() { int c, i = 0; int s[MAXSIZE]; while((c=getchar()) != EOF && c != '\n'){ /*while the chars read havn't reached a new line or EOF */ s[i++] = c; /*Read them into an array*/ if(c == '\n'){ s[i++] = c; } } s[i] = '\0'; /* terminate ...