if(strcmp(cmdtext,"/Help") == 0)
    {
    new Str1[ ] =   " Hello Friends \n\
                          \n\
                          The Best Of server " Player Name Here "\n",
        StrF[ 1100 ];

    format( StrF, sizeof StrF, "%s%s%s%s%s%s%s%s%s", Str1 );
    ShowPlayerDialog( playerid, DIALOG_donate, DIALOG_STYLE_MSGBOX , "{E01649}Help Menu", StrF, "OK", "CANCEL" );
    return 1;
    }

if(strcmp(cmdtext,"/Help") == 0)
    {
    new StrF[ 1100 ];
    format( StrF, sizeof StrF, "Hello Friends \n\n\n\nThe Best Of server %s \n", GetPlayerName(playerid));
    ShowPlayerDialog( playerid, DIALOG_donate, DIALOG_STYLE_MSGBOX , "{E01649}Help Menu", StrF, "OK", "CANCEL" );
    return 1;
    }

    if(strcmp(cmdtext,"/donate") == 0)
    {
    new Str1[ ] =   "{54FF9F}Hello Friends\n\nThis menu is for them who is insterested to donate for our server reason we're\n\
                     Belongs to a poor country we need help to keep online our server now we're requesting for Donations If anyone can donate for\n\
                     Our server Then we must very very thank full to them we will give them a reward\n",
        Str2[ ] =   "Insterested ? contatc to {EE799F}[S4S]Leon {517693}Or {EE799F}Sam_Hero {517693}pm Them on forums or In-Game Or email him : {B5A642}Leon_kenndy1@hotmail.com\n\
                     {517693}Donation Link given on our offical page {5EDA9E}| www.spsamp.tk | {517693}we're accepting all kinds of currency\n\
                     \nForum Registration Method based on Security Qustions\nQ.1 What's the Name of [SPS]Owner | Ans.{54FF9F} leon\n",
        Str3[ ] =   "{517693}Q.2 what is the teleport command of old airport | Ans. {54FF9F}/aa\n\n\
                     {517693}Many Many Thanks For Reading Our Donations Information Mr : {54FF9F}Player Name Here \n\
                     \n",
        StrF[ 2500 ];

    format( StrF, sizeof StrF, "%s%s%s%s%s%s%s%s%s", Str1, Str2, Str3 );
    ShowPlayerDialog( playerid, DIALOG_donate, DIALOG_STYLE_MSGBOX , "{E01649}Donation Menu", StrF, "OK", "CANCEL" );
    return 1;
    }

if(strcmp(cmdtext,"/donate") == 0)
    {
    new Str1[ ] =   "{54FF9F}Hello Friends\n\nThis menu is for them who is insterested to donate for our server reason we're\n\
                     Belongs to a poor country we need help to keep online our server now we're requesting for Donations If anyone can donate for\n\
                     Our server Then we must very very thank full to them we will give them a reward\n",
        Str2[ ] =   "Insterested ? contatc to {EE799F}[S4S]Leon {517693}Or {EE799F}Sam_Hero {517693}pm Them on forums or In-Game Or email him : {B5A642}Leon_kenndy1@hotmail.com\n\
                     {517693}Donation Link given on our offical page {5EDA9E}| www.spsamp.tk | {517693}we're accepting all kinds of currency\n\
                     \nForum Registration Method based on Security Qustions\nQ.1 What's the Name of [SPS]Owner | Ans.{54FF9F} leon\n",
        Str3[ ] =   "{517693}Q.2 what is the teleport command of old airport | Ans. {54FF9F}/aa\n\n\
                     {517693}Many Many Thanks For Reading Our Donations Information",
        StrF[ 2500 ];

    format( StrF, sizeof StrF, "%s%s%s%s%s%s%s%s%s.Mr : {54FF9F}%s\n\n", Str1, Str2, Str3, GetPlayerName(playerid));
    ShowPlayerDialog( playerid, DIALOG_donate, DIALOG_STYLE_MSGBOX , "{E01649}Donation Menu", StrF, "OK", "CANCEL" );
    return 1;
    }

/*
Here is two options you can use, you can either use ZCMD or strcmp. Up to you. Hope this helps you out
*/
#define			DIALOG_DONATE			1

GetName(playerid)
{
    new pName[MAX_PLAYER_NAME];
	GetPlayerName(playerid, pName, MAX_PLAYER_NAME);
	return pName;
}

if(strcmp(cmdtext,"/Help") == 0)
{
	new string[256];
    format(string, sizeof string, "Hello friends\n\n\n\nThe best of server %s\n", GetName(playerid));
    ShowPlayerDialog(playerid, DIALOG_DONATE, DIALOG_STYLE_MSGBOX , "{E01649}Help Menu", string, "Ok", "Close");
    return 1;
}

CMD:help(playerid, params[])
{
	new string[256];
	format(string, sizeof string, "Hello friends\n\n\n\nThe best of server %s\n", GetName(playerid));
	ShowPlayerDialog(playerid, DIALOG_DONATE, DIALOG_STYLE_MSGBOX, "{E01649}Help Menu", string, "Ok", "Close");
	return 1;
}

D:\Others\101SSCAM\samp03x_svr_R1-2_win32\gamemodes\xd.pwn(5506) : warning 202: number of arguments does not match definition
D:\Others\101SSCAM\samp03x_svr_R1-2_win32\gamemodes\xd.pwn(5506) : warning 202: number of arguments does not match definition
Pawn compiler 3.2.3664	 	 	Copyright © 1997-2006, ITB CompuPhase

Header size:           5032 bytes
Code size:          2694576 bytes
Data size:           437392 bytes
Stack/heap size:      16384 bytes; estimated max. usage=7119 cells (28476 bytes)
Total requirements: 3153384 bytes

2 Warnings.

GetPlayerName(playerid);

if(strcmp(cmdtext,"/donate") == 0)
{
    new pName[24];
    GetPlayerName(playerid,pName,24);   
    new Str1[ ] =   "{54FF9F}Hello Friends\n\nThis menu is for them who is insterested to donate for our server reason we're\n\
                     Belongs to a poor country we need help to keep online our server now we're requesting for Donations If anyone can donate for\n\
                     Our server Then we must very very thank full to them we will give them a reward\n",
    Str2[ ] =   "Insterested ? contatc to {EE799F}[S4S]Leon {517693}Or {EE799F}Sam_Hero {517693}pm Them on forums or In-Game Or email him : {B5A642}Leon_kenndy1@hotmail.com\n\
                     {517693}Donation Link given on our offical page {5EDA9E}| http://www.spsamp.tk | {517693}we're accepting all kinds of currency\n\
                     \nForum Registration Method based on Security Qustions\nQ.1 What's the Name of [SPS]Owner | Ans.{54FF9F} leon\n",
    Str3[ ] =   "{517693}Q.2 what is the teleport command of old airport | Ans. {54FF9F}/aa\n\n\
                     {517693}Many Many Thanks For Reading Our Donations Information",
    StrF[ 2500 ];
    format( StrF, sizeof StrF, "%s%s%s.Mr : {54FF9F}%s\n\n", Str1, Str2, Str3, pName);
    ShowPlayerDialog( playerid, DIALOG_donate, DIALOG_STYLE_MSGBOX , "{E01649}Donation Menu", StrF, "OK", "CANCEL" );
    return 1;
}

stock GetPlayerNameEx(playerid)
{
    new name[24];
    GetPlayerName(playerid, name, 24);
    return name;
}

format(string, sizeof(string), "%s", GetPlayerNameEx(playerid));

new name[24];
GetPlayerName(playerid, name);
format(string, sizeof(string), "%s", name);