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Nützliche Codeschnipsel
new age = GetPlayerAge(inputtext);if(age == -1) return SendClientMessage(playerid, 0xFF0000FF, "Error: Ungültiges Geburtsdatum.");
new stock g_days_m[12] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};stock GetPlayerAge(input[]) //©Jeffry{ new date[12]; strcat(date, input); if(date[1] == '.') strins(date, "0", 0, 12); if(date[4] == '.') strins(date, "0", 3, 12); if(!date[9] || date[10]) return -1; new day = 10*(date[0]-48)+(date[1]-48); new month = 10*(date[3]-48)+(date[4]-48); new year = 1000*(date[6]-48)+100*(date[7]-48)+10*(date[8]-48)+(date[9]-48); if(year < 1000 || year > 9999 || month < 1 || month > 12 || day < 1) return -1; if(month == 2) { if(day > 28 && (year % 4 != 0 || (year % 100 == 0 && year % 400 != 0))) return -1; } else if(day > g_days_m[month-1]) return -1; new d, m, y; getdate(y, m, d); new age = y - year; if(m < month) age--; else if(m == month && d < day) age--; return (age < 0) ? (-1) : (age);}