Slice

#include <a_samp>

#pragma tabsize 0

#define START_BENCH(%0); \
{ \
    new iMilliSeconds = %0, iCount = 0, iStartTick, iTick; \
    do { } while ( iStartTick == GetTickCount( ) ); \
    iTick = GetTickCount( ); \
    iStartTick = iTick; \
    while ( iTick - iStartTick < iMilliSeconds ) \
    { \
        ++iCount;

#define FINISH_BENCH(%0); \
        iTick = GetTickCount( ); \
    } \
    printf( " Bench for " %0 ": executes, by average, %d times/ms.", iCount / iMilliSeconds ); \
}

stock strcpy_1(dest[], source[], len = -1)
{
    new
        i;
    if (len == -1) len = strlen(source);
    while (i < len) dest[i] = source[i++];
    dest[i] = 0;
}

stock strcpy_2(dest[], source[])
{
    new i = -1;

    do
        dest[++i] = source[i];
    while ( dest[ i ] );
}

public OnFilterScriptInit( )
{
    new szSource[ ] = \"cadnifgjghaj6he890fJT#)=ASJ\\sdfaf£\sf\v\\asfai2r2j90J)=J#)=Jf09ASFASPfasiof(ShcvnoAfsaj2389ajfa";

    new szDest[ 1234 ];

    printf( "String copying benchmark" );

    START_BENCH( 1000 );

        memcpy( szDest, szSource, _, ( strlen( szSource ) + 1 ) * 4 );

    FINISH_BENCH( "memcpy" );

    START_BENCH( 1000 );

        format( szDest, sizeof( szDest ), "%s", szSource );

    FINISH_BENCH( "format" );

    START_BENCH( 1000 );

        strcpy_1( szDest, szSource );

    FINISH_BENCH( "strcpy 1" );

    START_BENCH( 1000 );

        strcpy_2( szDest, szSource );

    FINISH_BENCH( "strcpy 2" );
}