gcc « initialization « C Array Q&A

1. How to initialize a char array at declaration    stackoverflow.com

Are these 2 methods equivalent ?

char a[10] = "";
char a[10] = { 0 };

Also, I would like to declare-initialize a struct but this will not work in gcc:

struct c
{
   ...

2. Initializing VLAs    stackoverflow.com

The following line of code, which creates a variable-length array on the stack:

char name[cpfs_params(cfdata->cpfs)->namemax + 1] = {'\0'};

Generates the following compiler diagnostics:

src/mount.cpfs/cpfsfuse.c:179: error: variable-sized object may not be initialized ...

3. Initialize an array with a single value in C (GCC)    stackoverflow.com

I have an array declared in my header file like this:

int snapshot[kSnapshotSize];

which I would really love to init like this in my implementation file:

snapshot[kSnapshotSize] = {[0 ... kSnapshotSize-1] = 5};

however the ...

4. Initialize an array in C    stackoverflow.com

Possible Duplicate:
How to initialize an array in C

Shouldn't:

float myArray[myArraySize] = {1};

initialize all the elements to 1? Because I've just test it and only the ...