Koriscenje sscanf

if(sscanf(inputtext,"s'@'s", email, domain))

GetMail(string[])
{
	new string_lenght = strlen(string), email;
	for(new i = 0; i < string_lenght; i++)
	{
		strcat(email, i);
		if(string == '@') break;
	}
	return email;
}
GetDomain(string[])
{
	new string_lenght = strlen(string), domain, bool:DomainAdd = false;
	for(new i = 0; i < string_lenght; i++)
	{
		if(DomainAdd) strcat(domain, i);
		//
		if(string == '@' && !DomainAdd) DomainAdd = true;
		else if(string == '.' && DomainAdd) break;
	}
	return domain;
}
// Korištenje:
new domain, email;
strmid(email,GetMail(inputtext),0,strlen(GetMail(inputtext)),sizeof(email));
strmid(domain,GetDomain(inputtext),0,strlen(GetDomain(inputtext)),sizeof(domain));

@

#define IsValidEmail(%1) \
    regex_match(%1, "[a-zA-Z0-9_\\.]+@([a-zA-Z0-9\\-]+\\.)+[a-zA-Z]{2,4}")

if (!IsValidEmail(inputtext)) {
  //code
}