aJumpCar normal english

#include <a_samp>

#define Rojo       0xFF0000FF
#define VerdeC     0x00FF00FF

new Float:Jumping[MAX_PLAYERS];


public OnFilterScriptInit()
{
	for (new i = 0; i < MAX_PLAYERS; i++)
	{
	    if (IsPlayerConnected(i) && !IsPlayerNPC(i))
	    {
	        Jumping[i] = 0.2;
	    }
	}
	return 1;
}

public OnFilterScriptExit()
{
	return 1;
}

public OnPlayerConnect(playerid)
{
    Jumping[playerid] = 0.2;
	return 1;
}
public OnPlayerCommandText(playerid, cmdtext[])
{
	new cmd[128], idx;
	cmd = strtok(cmdtext, idx);

	if(strcmp(cmd,"/jumpcar", true) == 0)
	{
	   new string[128], tmp[128]; tmp = strtok(cmdtext, idx);
   	   if(!IsNumeric2(tmp)) return SendClientMessage(playerid, Rojo, "Use: /jumpcar [0.0 - 0.5]");
       new Float:jumping = floatstr(tmp);
	   if(jumping < 0.0 || jumping > 0.5) return SendClientMessage(playerid, Rojo, "Use: /jumpcar [0.0 - 0.5]");
	   Jumping[playerid] = jumping;
	   format(string,128, "* You put your car jump in %0.2f", Jumping[playerid]);
	   SendClientMessage(playerid, VerdeC, string);
       return 1;
    }

	return 0;
}


public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
{
	if(IsPlayerInAnyVehicle(playerid) && GetPlayerState(playerid) == PLAYER_STATE_DRIVER)
	{
        if (newkeys & KEY_CROUCH)
        {
            new Float:x, Float:y, Float:z;
            GetVehicleVelocity(GetPlayerVehicleID(playerid), x, y, z);
   	        SetVehicleVelocity(GetPlayerVehicleID(playerid), x, y, z + Jumping[playerid]);
		    return 1;
		}
	}
	return 1;
}
IsNumeric2(const string[])
{
    // Is Numeric Check 2
	// ------------------
	// By DracoBlue... handles negative numbers

	new length=strlen(string);
	if (length==0) return false;
	for (new i = 0; i < length; i++)
	{
	  if((string[i] > '9' || string[i] < '0' && string[i]!='-' && string[i]!='+' && string[i]!='.') // Not a number,'+' or '-' or '.'
	         || (string[i]=='-' && i!=0)                                             // A '-' but not first char.
	         || (string[i]=='+' && i!=0)                                             // A '+' but not first char.
	     ) return false;
	}
	if (length==1 && (string[0]=='-' || string[0]=='+' || string[0]=='.')) return false;
	return true;
}
stock strtok(const string[], &index)
{
	new length = strlen(string);
	while ((index < length) && (string[index] <= ' '))
	{
		index++;
	}

	new offset = index;
	new result[20];
	while ((index < length) && (string[index] > ' ') && ((index - offset) < (sizeof(result) - 1)))
	{
		result[index - offset] = string[index];
		index++;
	}
	result[index - offset] = EOS;
	return result;
}