<?
/*
** Check a ZIP code
** This script will test a zip code, which
** must be five digits optionally followed by
** a dash and four digits.
*/
//start HTML page
print("<HTML>\n");
print("<HEAD>\n");
print("<TITLE>Figure 15-5</TITLE>\n");
print("</HEAD>\n");
print("<BODY>\n");
/*
** if zip submitted evaluate it
*/
if(isset($zip))
{
if(ereg("^([0-9]{5})(-[0-9]{4})?$", $zip))
{
print("$zip is a valid ZIP code.<BR>\n");
}
else
{
print("$zip is <B>not</B> a valid ZIP code.<BR>\n");
}
}
//start form
print("<FORM ACTION=\"15-5.php3\">\n");
print("<INPUT TYPE=\"text\" NAME=\"zip\">\n"); www.444p.com
print("<INPUT TYPE=\"submit\">\n");
print("</FORM>\n");
//close page
print("</BODY>\n");
print("</HTML>\n");
?>
/*
** Check a ZIP code
** This script will test a zip code, which
** must be five digits optionally followed by
** a dash and four digits.
*/
//start HTML page
print("<HTML>\n");
print("<HEAD>\n");
print("<TITLE>Figure 15-5</TITLE>\n");
print("</HEAD>\n");
print("<BODY>\n");
/*
** if zip submitted evaluate it
*/
if(isset($zip))
{
if(ereg("^([0-9]{5})(-[0-9]{4})?$", $zip))
{
print("$zip is a valid ZIP code.<BR>\n");
}
else
{
print("$zip is <B>not</B> a valid ZIP code.<BR>\n");
}
}
//start form
print("<FORM ACTION=\"15-5.php3\">\n");
print("<INPUT TYPE=\"text\" NAME=\"zip\">\n"); www.444p.com
print("<INPUT TYPE=\"submit\">\n");
print("</FORM>\n");
//close page
print("</BODY>\n");
print("</HTML>\n");
?>