\
');
function hasCharacter(inputVal) {
var hasChar = 0
oneDecimal = false
inputStr = inputVal.toString()
if(inputStr.length == 0) { // return false if null string
return false
}
for (var i = 0; i < inputStr.length; i++) {
var oneChar = inputStr.charAt(i)
if(oneChar == String.fromCharCode(39) || (oneChar >= String.fromCharCode(97) && oneChar <= String.fromCharCode(122)) || (oneChar >= String.fromCharCode(65) && oneChar <= String.fromCharCode(90)) || (oneChar >=String.fromCharCode(48) && oneChar <= String.fromCharCode(57))) {
hasChar = 1
}
}
if(hasChar == 0) return false;
return true // yes, it is has a char.
} // END function hasCharacter(inputVal)
function emailCheck (emailStr) {
/* The following variable tells the rest of the function whether or not
to verify that the address ends in a two-letter country or well-known
TLD. 1 means check it, 0 means don't. */
var checkTLD=1;
/* The following is the list of known TLDs that an e-mail address must end with. */
var knownDomsPat=/^(com|net|org|edu|int|mil|gov|cc|tt|tv|inc|arpa|biz|aero|name|coop|info|pro|museum)$/;
/* The following pattern is used to check if the entered e-mail address
fits the user@domain format. It also is used to separate the username
from the domain. */
var emailPat=/^(.+)@(.+)$/;
/* The following string represents the pattern for matching all special
characters. We don't want to allow special characters in the address.
These characters include ( ) < > @ , ; : \ " . [ ] */
var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
/* The following string represents the range of characters allowed in a
username or domainname. It really states which chars aren't allowed.*/
var validChars="\[^\\s" + specialChars + "\]";
/* The following pattern applies if the "user" is a quoted string (in
which case, there are no rules about which characters are allowed
and which aren't; anything goes). E.g. "jiminy cricket"@disney.com
is a legal e-mail address. */
var quotedUser="(\"[^\"]*\")";
/* The following pattern applies for domains that are IP addresses,
rather than symbolic names. E.g. joe@[123.124.233.4] is a legal
e-mail address. NOTE: The square brackets are required. */
var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
/* The following string represents an atom (basically a series of non-special characters.) */
var atom=validChars + '+';
/* The following string represents one word in the typical username.
For example, in john.doe@somewhere.com, john and doe are words.
Basically, a word is either an atom or quoted string. */
var word="(" + atom + "|" + quotedUser + ")";
// The following pattern describes the structure of the user
var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
/* The following pattern describes the structure of a normal symbolic
domain, as opposed to ipDomainPat, shown above. */
var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
/* Finally, let's start trying to figure out if the supplied address is valid. */
/* Begin with the coarse pattern to simply break up user@domain into
different pieces that are easy to analyze. */
var matchArray=emailStr.match(emailPat);
if (matchArray==null) {
/* Too many/few @'s or something; basically, this address doesn't
even fit the general mould of a valid e-mail address. */
alert("Email address seems incorrect (check @ and .'s)");
return false;
}
var user=matchArray[1];
var domain=matchArray[2];
// Start by checking that only basic ASCII characters are in the strings (0-127).
for (i=0; i127) {
alert("Ths username contains invalid characters.");
return false;
}
}
for (i=0; i127) {
alert("Ths domain name contains invalid characters.");
return false;
}
}
// See if "user" is valid
if (user.match(userPat)==null) {
// user is not valid
alert("The username doesn't seem to be valid.");
return false;
}
/* if the e-mail address is at an IP address (as opposed to a symbolic
host name) make sure the IP address is valid. */
var IPArray=domain.match(ipDomainPat);
if (IPArray!=null) {
// this is an IP address
for (var i=1;i<=4;i++) {
if (IPArray[i]>255) {
alert("Destination IP address is invalid!");
return false;
}
}
return true;
}
// Domain is symbolic name. Check if it's valid.
var atomPat=new RegExp("^" + atom + "$");
var domArr=domain.split(".");
var len=domArr.length;
for (i=0;i