[Patrick]

string.clear, C++ string.clear function into sa-mp

Macro/Code

pawn Код:

#define string.clear(%0) \
    %0[0] = EOS

//or

#define string.clear(%0) \
    %0[0] = '\0'

Example Code

pawn Код:

#include <a_samp>

#define string.clear(%0) \
    %0[0] = EOS

#define isnull(%1) \
            ((!(%1[0])) || (((%1[0]) == '\1') && (!(%1[1]))))

new string[21] = "Hello, SA-MP Forums.";

main()
{
    SetTimer("ClearString", 2000, false);
    if(isnull( string ) )
    {
        return printf("Before: %s | = %i | Not Null", string, string);
    }
    return true;
}

forward ClearString();
public ClearString()
{
    string.clear(string);
    if(isnull( string ) )
    {
        return printf("After: %s | = %i | Null", string, string);
    }
    return true;
}

Result

Код:

Before: Hello, SA-MP Forums. | 72 | Not Null
After:  | 0 | Null

Have a nice day!

EDIT: Thanks to Konstantinos for his Smart Idea

pawn Код:

#define clear.%0() (%0[0] = '\0')

Usage

Код:

 clear.str[0/*0 .. 128 and so on*/]();