Random Text, Mailman, Mailwoman, Jennifer, Jenny, Jen, Doctor, Doug, # Find my exact name and nothing else$matchName = preg_grep(%Derek%, $randomArray);foreach($matchName as $result){echo $result, ;}# Find Zip Code$matchZip = preg_grep(%\d{5}%, $randomArray);foreach($matchZip as $result){echo $result, ;}#####\d Any digits 0-9\D Anything not a number{n} Whatever proceeds must occur n times{n,m} Whatever proceeds must occur between n and m times{n,} Whatever proceeds must occur at least n times# Find Random String$matchRand = preg_grep(%\w*\b\d\s$%, $randomArray);foreach($matchRand as $result){echo $result, ;}######\w\W\s\S\b\BAny word type character A-Z, a-z, 0-9, _Any non word characterAny white spaceAny non white spaceAny space that lies between 2 characters (Word Boundary)Anything but word boundaries# Find String between Tags$matchTags = preg_grep(%^(.*)$%, $randomArray);foreach($matchTags as $result){echo $result, ;}# $ End of string# . Anything but newline# * Occurs zero or more times# Find Jen Type Names$matchJen = preg_grep(%Je[n|nnifer|nny]%, $randomArray);foreach($matchJen as $result){echo $result, ;}# | Is used for OR clause situations# [ ] Insert characters that are valid# Find Doctor but Ignore other results$matchDoc = preg_grep(%^Do[^g|ug]%, $randomArray);foreach($matchDoc as $result){echo $result, ;}# ^ Stands for start of string# [^ ] Characters you dont consider valid# Find Address$matchAddress = preg_grep(%^\d{1,5}\s[A-Za-z.]+\s[A-Za-z.]{2,7}$%, $randomArray);foreach($matchAddress as $result){echo $result, ;}#####{n,m} Whatever proceeds must occur between n and m times{n,} Whatever proceeds must occur at least n times^ Stands for start of string$ End of string+ Whatever proceeds must occur one or more times$matchMoney = preg_grep(%\$\d{1,3}[,]?\d{1,3}%, $randomArray);foreach($matchMoney as $result){echo $result, ;}# . ^ * + ? { } [ ] \ | ( ) Characters that must be escaped or backslashed$matchSocial = preg_grep(%\d{3}[-. ]?\d{2}[-. ]?\d{4}%, $randomArray);foreach($matchSocial as $result){echo $result, ;}# Find only a valid state$matchState = preg_grep(%(A[KLRZ]|C[AOT]|D[CE]|FL|GA|HI|I[ADLN]|K[SY]|LA|M[ADEINOST]|N{CDEHJMVY]|O[HKR]|PA|RI|S[CD]|T[NX]|UT|V[AT]|W[AIVY])%, $randomArray);foreach($matchState as $result){echo $result, ;}?>//////////////////////////////////////Code from the VideoRandom Text, Mailman, Mailwoman, Jennifer, Jenny, Jen, Doctor, Doug, $emailArray = preg_grep(%[A-Za-z0-9._\%-]+@[A-Za-z0-9.-]+\.[A-Za-z]{2,4}%, $randomArray);foreach($emailArray as $result){echo $result, ;}$phoneArray = preg_grep(%\(?[0-9]{3}\)?-?[0-9]{3}[-. ]?[0-9]{4}%, $randomArray);foreach($phoneArray as $result){echo $result, ;}# ? Occurs zero or one time# / @ # ~ % & All possible delimiters$dateArray = preg_grep(%(0?[1-9]|[12][0-9]|3[01])[- /.](0?[1-9]|[12][0-9]|3[01])[- /.](19|20)?[0-9]{2}%, $randomArray);foreach($dateArray as $result){echo $result, ;}$passwordArray = preg_grep(%\A(?=[-_a-zA-Z0-9]*?[A-Z])(?=[-_a-zA-Z0-9]*?[a-z])(?=[-_a-zA-Z0-9]*?[0-9])\S{6,}\z%, $randomArray);foreach($passwordArray as $result){echo $result, ;}# (?=) Match what proceeds equals if what follows equals matches$mailArray = preg_grep(%mail(?!woman)%i, $randomArray);foreach($mailArray as $result){echo $result, ;}# (?!) Match what proceeds if what follows doesnt match$manArray = preg_grep(%(?;}?>