dhcpfunc.js

来自「Filesystem for DSL-300T with MMC mod (mu」· JavaScript 代码 · 共 58 行

<script>


function doValidateIP(Address)
{
  var address = Address.match("^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$");
  var digits;
  var i;

  if(address == null) { alert('Indirizzo IP non valido ' + Address); return false; }
  digits = address[0].split(".");
  for(i=0; i < 4; i++)
  {
    if((Number(digits[i]) > 255 ) || (Number(digits[i]) < 0 ) || (Number(digits[0]) > 223))
    { alert('Indirizzo IP non valido '  + address[0]); return false; }
  }
   return true;
}



function doValidateIPmod(Address)
{

  var address = Address.match("^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$");


  var digits;
  var i;

  if(address == null) { alert('Indirizzo IP host non valido ' + Address); return false; }

  digits = address[0].split(".");
  if(digits.length != 4) {
  alert(' Indirizzo IP non valido'+Address);
  return false;
  }
  for(i=0; i < 4; i++)
  {
    if(Number(digits[0]) == 127||Number(digits[3])==255 || Number(digits[i]) > 255 || (Number(digits[i]) < 0 )||Number(digits[3])==0 || (Number(digits[0]) > 223))
    { alert('Indirizzo IP host non valido '  + address[0]); return false; }
  }
   return true;
}


function doValidateRange(startIP,endIP)
{
var staddress;
var edaddress;
var cnt;
staddress=startIP.split(".");
edaddress=endIP.split(".");
for(cnt=0; cnt < 4; cnt++)
{
        if(Number(edaddress[cnt])<Number(staddress[cnt]))
        {
                alert("L'indirizzo IP finale