Tony's REGEX Problem
Extract the Social Security numbers from the following text. In other words, create a REGEX pattern to gather the following SS numbers and nothing else.
Social Security Numbers:
656-45-7752 555-43-5743 666-44-7770 567-66-4321 567-44-4321
REGEX CODE FOLLOWS
<?php
// stores sample text (names, phones, SS, Dr Lic, Zip Code)
$string = '
Name: Sam Parker
Phone: 517-333-1345
SS: 656-45-7752
Dr Lic: 345-678-123-456
Zip Code: 48910-3465
Name: Mary Parker
Phone: 517.333.1334
SS: 555-43-5743
Dr Lic: 333.478.646.233
Zip Code: 48910.3464
Name: Joe Spade
Phone: 517/289/0453
SS: 666-44-7770
Dr Lic: 123/456/789/001
Zip Code: 48910
Name: Matt Buds
Phone: 517 393 1556
SS: 567-66-4321
Dr Lic: 123 654 987 002
Zip Code: 48910 3457
Name: Karen Klutz
Phone: 517-393.1446
SS: 567-44-4321
Dr Lic: 123/654-987.002
Zip Code: 48910 3457';
// pattern to find Social Security numbers after SS:
$pattern = "/SS:\s*([0-9]{3}-[0-9]{2}-[0-9]{4})/";
// find all matching SS numbers
preg_match_all($pattern, $string, $matches);
echo('<pre>');
foreach ($matches[1] as $ssn) {
echo $ssn . "\n";
}
echo('</pre>');
?>