Generate card number php code_PHP tutorial

$a=1; //Start
$b= 2; //End                                                                 a_c=$in['hdcount']=50; //How many cards are generated?
$asasd="a"; //Card number prefix 
if ($a_c>$c) //If the total generated is less than generated There are many
{
$a_c=$b;
}else{
{ 
 exit("The start must be smaller than the end"); 
} 
for ($ca=$a;$ca<=$a_c;$ca++) 
{ 
 $abc= $ab-(strlen($a));                                                                                                                  > echo "
";
if (strlen($ca)==$ab)
{
break;
                                                                                                  .$ca."
";                                                                >




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Copy the code as follows: ?php $a=1;//Start$b=2;//End$ c=$b-$a;//Statistics on how many pictures can be generated in total$ab=$IN['Number']=4;//How many numbers$a_c=$in['hdcount']=50;//Generate How many $asas...