Regular Expressions 101

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An explanation of your regex will be automatically generated as you type.
Detailed match information will be displayed here automatically.
  • All Tokens
  • Common Tokens
  • General Tokens
  • Anchors
  • Meta Sequences
  • Quantifiers
  • Group Constructs
  • Character Classes
  • Flags/Modifiers
  • Substitution
  • A single character of: a, b or c
    [abc]
  • A character except: a, b or c
    [^abc]
  • A character in the range: a-z
    [a-z]
  • A character not in the range: a-z
    [^a-z]
  • A character in the range: a-z or A-Z
    [a-zA-Z]
  • Any single character
    .
  • Alternate - match either a or b
    a|b
  • Any whitespace character
    \s
  • Any non-whitespace character
    \S
  • Any digit
    \d
  • Any non-digit
    \D
  • Any word character
    \w
  • Any non-word character
    \W
  • Non-capturing group
    (?:...)
  • Capturing group
    (...)
  • Zero or one of a
    a?
  • Zero or more of a
    a*
  • One or more of a
    a+
  • Exactly 3 of a
    a{3}
  • 3 or more of a
    a{3,}
  • Between 3 and 6 of a
    a{3,6}
  • Start of string
    ^
  • End of string
    $
  • A word boundary
    \b
  • Non-word boundary
    \B

Regular Expression
No Match

/
/
gim

Test String

Code Generator

Generated Code

import java.util.regex.Matcher; import java.util.regex.Pattern; public class Example { public static void main(String[] args) { final String regex = "(\\:(\\w|\\+|\\-)+\\:)(?=\\s|[\\!\\.\\?]|$)"; final String string = ":+1:\n" + ":1234:\n" + ":100:\n" + ":1234:\n" + ":+1:\n" + ":-1:\n" + ":8ball:\n" + ":a:\n" + ":ab:\n" + ":abc:\n" + ":abcd:\n" + ":accept:\n" + ":aerial_tramway:\n" + ":airplane:\n" + ":alarm_clock:\n" + ":alien:\n" + ":ambulance:\n" + ":anchor:\n" + ":angel:\n" + ":anger:\n" + ":angry:\n" + ":anguished:\n" + ":ant:\n" + ":apple:\n" + ":aquarius:\n" + ":aries:\n" + ":arrow_backward:\n" + ":arrow_double_down:\n" + ":arrow_double_up:\n" + ":arrow_down:\n" + ":arrow_down_small:\n" + ":arrow_forward:\n" + ":arrow_heading_down:\n" + ":arrow_heading_up:\n" + ":arrow_left:\n" + ":arrow_lower_left:\n" + ":arrow_lower_right:\n" + ":arrow_right:\n" + ":arrow_right_hook:\n" + ":arrow_up:\n" + ":arrow_up_down:\n" + ":arrow_up_small:\n" + ":arrow_upper_left:\n" + ":arrow_upper_right:\n" + ":arrows_clockwise:\n" + ":arrows_counterclockwise:\n" + ":art:\n" + ":articulated_lorry:\n" + ":astonished:\n" + ":athletic_shoe:\n" + ":atm:\n" + ":b:\n" + ":baby:\n" + ":baby_bottle:\n" + ":baby_chick:\n" + ":baby_symbol:\n" + ":back:\n" + ":baggage_claim:\n" + ":balloon:\n" + ":ballot_box_with_check:\n" + ":bamboo:\n" + ":banana:\n" + ":bangbang:\n" + ":bank:\n" + ":bar_chart:\n" + ":barber:\n" + ":baseball:\n" + ":basketball:\n" + ":bath:\n" + ":bathtub:\n" + ":battery:\n" + ":bear:\n" + ":bee:\n" + ":beer:\n" + ":beers:\n" + ":beetle:\n" + ":beginner:\n" + ":bell:\n" + ":bento:\n" + ":bicyclist:\n" + ":bike:\n" + ":bikini:\n" + ":bird:\n" + ":birthday:\n" + ":black_circle:\n" + ":black_joker:\n" + ":black_large_square:\n" + ":black_medium_small_square:\n" + ":black_medium_square:\n" + ":black_nib:\n" + ":black_small_square:\n" + ":black_square_button:\n" + ":blossom:\n" + ":blowfish:\n" + ":blue_book:\n" + ":blue_car:\n" + ":blue_heart:\n" + ":blush:\n" + ":boar:\n" + ":boat:\n" + ":bomb:\n" + ":book:\n" + ":bookmark:\n" + ":bookmark_tabs:\n" + ":books:\n" + ":boom:\n" + ":boot:\n" + ":bouquet:\n" + ":bow:\n" + ":bowling:\n" + ":bowtie:\n" + ":boy:\n" + ":bread:\n" + ":bride_with_veil:\n" + ":bridge_at_night:\n" + ":briefcase:\n" + ":broken_heart:\n" + ":bug:\n" + ":bulb:\n" + ":bullettrain_front:\n" + ":bullettrain_side:\n" + ":bus:\n" + ":busstop:\n" + ":bust_in_silhouette:\n" + ":busts_in_silhouette:\n" + ":cactus:\n" + ":cake:\n" + ":calendar:\n" + ":calling:\n" + ":camel:\n" + ":camera:\n" + ":cancer:\n" + ":candy:\n" + ":capital_abcd:\n" + ":capricorn:\n" + ":car:\n" + ":card_index:\n" + ":carousel_horse:\n" + ":cat:\n" + ":cat2:\n" + ":cd:\n" + ":chart:\n" + ":chart_with_downwards_trend:\n" + ":chart_with_upwards_trend:\n" + ":checkered_flag:\n" + ":cherries:\n" + ":cherry_blossom:\n" + ":chestnut:\n" + ":chicken:\n" + ":children_crossing:\n" + ":chocolate_bar:\n" + ":christmas_tree:\n" + ":church:\n" + ":cinema:\n" + ":circus_tent:\n" + ":city_sunrise:\n" + ":city_sunset:\n" + ":cl:\n" + ":clap:\n" + ":clapper:\n" + ":clipboard:\n" + ":clock1:\n" + ":clock10:\n" + ":clock1030:\n" + ":clock11:\n" + ":clock1130:\n" + ":clock12:\n" + ":clock1230:\n" + ":clock130:\n" + ":clock2:\n" + ":clock230:\n" + ":clock3:\n" + ":clock330:\n" + ":clock4:\n" + ":clock430:\n" + ":clock5:\n" + ":clock530:\n" + ":clock6:\n" + ":clock630:\n" + ":clock7:\n" + ":clock730:\n" + ":clock8:\n" + ":clock830:\n" + ":clock9:\n" + ":clock930:\n" + ":closed_book:\n" + ":closed_lock_with_key:\n" + ":closed_umbrella:\n" + ":cloud:\n" + ":clubs:\n" + ":cn:\n" + ":cocktail:\n" + ":coffee:\n" + ":cold_sweat:\n" + ":collision:\n" + ":computer:\n" + ":confetti_ball:\n" + ":confounded:\n" + ":confused:\n" + ":congratulations:\n" + ":construction:\n" + ":construction_worker:\n" + ":convenience_store:\n" + ":cookie:\n" + ":cool:\n" + ":cop:\n" + ":copyright:\n" + ":corn:\n" + ":couple:\n" + ":couple_with_heart:\n" + ":couplekiss:\n" + ":cow:\n" + ":cow2:\n" + ":credit_card:\n" + ":crescent_moon:\n" + ":crocodile:\n" + ":crossed_flags:\n" + ":crown:\n" + ":cry:\n" + ":crying_cat_face:\n" + ":crystal_ball:\n" + ":cupid:\n" + ":curly_loop:\n" + ":currency_exchange:\n" + ":curry:\n" + ":custard:\n" + ":customs:\n" + ":cyclone:\n" + ":dancer:\n" + ":dancers:\n" + ":dango:\n" + ":dart:\n" + ":dash:\n" + ":date:\n" + ":de:\n" + ":deciduous_tree:\n" + ":department_store:\n" + ":diamond_shape_with_a_dot_inside:\n" + ":diamonds:\n" + ":disappointed:\n" + ":disappointed_relieved:\n" + ":dizzy:\n" + ":dizzy_face:\n" + ":do_not_litter:\n" + ":dog:\n" + ":dog2:\n" + ":dollar:\n" + ":dolls:\n" + ":dolphin:\n" + ":door:\n" + ":doughnut:\n" + ":dragon:\n" + ":dragon_face:\n" + ":dress:\n" + ":dromedary_camel:\n" + ":droplet:\n" + ":dvd:\n" + ":e-mail:\n" + ":ear:\n" + ":ear_of_rice:\n" + ":earth_africa:\n" + ":earth_americas:\n" + ":earth_asia:\n" + ":egg:\n" + ":eggplant:\n" + ":eight:\n" + ":eight_pointed_black_star:\n" + ":eight_spoked_asterisk:\n" + ":electric_plug:\n" + ":elephant:\n" + ":email:\n" + ":end:\n" + ":envelope:\n" + ":envelope_with_arrow:\n" + ":es:\n" + ":euro:\n" + ":european_castle:\n" + ":european_post_office:\n" + ":evergreen_tree:\n" + ":exclamation:\n" + ":expressionless:\n" + ":eyeglasses:\n" + ":eyes:\n" + ":facepunch:\n" + ":factory:\n" + ":fallen_leaf:\n" + ":family:\n" + ":fast_forward:\n" + ":fax:\n" + ":fearful:\n" + ":feelsgood:\n" + ":feet:\n" + ":ferris_wheel:\n" + ":file_folder:\n" + ":finnadie:\n" + ":fire:\n" + ":fire_engine:\n" + ":fireworks:\n" + ":first_quarter_moon:\n" + ":first_quarter_moon_with_face:\n" + ":fish:\n" + ":fish_cake:\n" + ":fishing_pole_and_fish:\n" + ":fist:\n" + ":five:\n" + ":flags:\n" + ":flashlight:\n" + ":flipper:\n" + ":floppy_disk:\n" + ":flower_playing_cards:\n" + ":flushed:\n" + ":foggy:\n" + ":football:\n" + ":footprints:\n" + ":fork_and_knife:\n" + ":fountain:\n" + ":four:\n" + ":four_leaf_clover:\n" + ":fr:\n" + ":free:\n" + ":fried_shrimp:\n" + ":fries:\n" + ":frog:\n" + ":frowning:\n" + ":fu:\n" + ":fuelpump:\n" + ":full_moon:\n" + ":full_moon_with_face:\n" + ":game_die:\n" + ":gb:\n" + ":gem:\n" + ":gemini:\n" + ":ghost:\n" + ":gift:\n" + ":gift_heart:\n" + ":girl:\n" + ":globe_with_meridians:\n" + ":goat:\n" + ":goberserk:\n" + ":godmode:\n" + ":golf:\n" + ":grapes:\n" + ":green_apple:\n" + ":green_book:\n" + ":green_heart:\n" + ":grey_exclamation:\n" + ":grey_question:\n" + ":grimacing:\n" + ":grin:\n" + ":grinning:\n" + ":guardsman:\n" + ":guitar:\n" + ":gun:\n" + ":haircut:\n" + ":hamburger:\n" + ":hammer:\n" + ":hamster:\n" + ":hand:\n" + ":handbag:\n" + ":hankey:\n" + ":hash:\n" + ":hatched_chick:\n" + ":hatching_chick:\n" + ":headphones:\n" + ":hear_no_evil:\n" + ":heart:\n" + ":heart_decoration:\n" + ":heart_eyes:\n" + ":heart_eyes_cat:\n" + ":heartbeat:\n" + ":heartpulse:\n" + ":hearts:\n" + ":heavy_check_mark:\n" + ":heavy_division_sign:\n" + ":heavy_dollar_sign:\n" + ":heavy_exclamation_mark:\n" + ":heavy_minus_sign:\n" + ":heavy_multiplication_x:\n" + ":heavy_plus_sign:\n" + ":helicopter:\n" + ":herb:\n" + ":hibiscus:\n" + ":high_brightness:\n" + ":high_heel:\n" + ":hocho:\n" + ":honey_pot:\n" + ":honeybee:\n" + ":horse:\n" + ":horse_racing:\n" + ":hospital:\n" + ":hotel:\n" + ":hotsprings:\n" + ":hourglass:\n" + ":hourglass_flowing_sand:\n" + ":house:\n" + ":house_with_garden:\n" + ":hurtrealbad:\n" + ":hushed:\n" + ":ice_cream:\n" + ":icecream:\n" + ":id:\n" + ":ideograph_advantage:\n" + ":imp:\n" + ":inbox_tray:\n" + ":incoming_envelope:\n" + ":information_desk_person:\n" + ":information_source:\n" + ":innocent:\n" + ":interrobang:\n" + ":iphone:\n" + ":it:\n" + ":izakaya_lantern:\n" + ":jack_o_lantern:\n" + ":japan:\n" + ":japanese_castle:\n" + ":japanese_goblin:\n" + ":japanese_ogre:\n" + ":jeans:\n" + ":joy:\n" + ":joy_cat:\n" + ":jp:\n" + ":key:\n" + ":keycap_ten:\n" + ":kimono:\n" + ":kiss:\n" + ":kissing:\n" + ":kissing_cat:\n" + ":kissing_closed_eyes:\n" + ":kissing_heart:\n" + ":kissing_smiling_eyes:\n" + ":knife:\n" + ":koala:\n" + ":koko:\n" + ":kr:\n" + ":lantern:\n" + ":large_blue_circle:\n" + ":large_blue_diamond:\n" + ":large_orange_diamond:\n" + ":last_quarter_moon:\n" + ":last_quarter_moon_with_face:\n" + ":laughing:\n" + ":leaves:\n" + ":ledger:\n" + ":left_luggage:\n" + ":left_right_arrow:\n" + ":leftwards_arrow_with_hook:\n" + ":lemon:\n" + ":leo:\n" + ":leopard:\n" + ":libra:\n" + ":light_rail:\n" + ":link:\n" + ":lips:\n" + ":lipstick:\n" + ":lock:\n" + ":lock_with_ink_pen:\n" + ":lollipop:\n" + ":loop:\n" + ":loud_sound:\n" + ":loudspeaker:\n" + ":love_hotel:\n" + ":love_letter:\n" + ":low_brightness:\n" + ":m:\n" + ":mag:\n" + ":mag_right:\n" + ":mahjong:\n" + ":mailbox:\n" + ":mailbox_closed:\n" + ":mailbox_with_mail:\n" + ":mailbox_with_no_mail:\n" + ":man:\n" + ":man_with_gua_pi_mao:\n" + ":man_with_turban:\n" + ":mans_shoe:\n" + ":maple_leaf:\n" + ":mask:\n" + ":massage:\n" + ":meat_on_bone:\n" + ":mega:\n" + ":melon:\n" + ":memo:\n" + ":mens:\n" + ":metal:\n" + ":metro:\n" + ":microphone:\n" + ":microscope:\n" + ":milky_way:\n" + ":minibus:\n" + ":minidisc:\n" + ":mobile_phone_off:\n" + ":money_with_wings:\n" + ":moneybag:\n" + ":monkey:\n" + ":monkey_face:\n" + ":monorail:\n" + ":moon:\n" + ":mortar_board:\n" + ":mount_fuji:\n" + ":mountain_bicyclist:\n" + ":mountain_cableway:\n" + ":mountain_railway:\n" + ":mouse:\n" + ":mouse2:\n" + ":movie_camera:\n" + ":moyai:\n" + ":muscle:\n" + ":mushroom:\n" + ":musical_keyboard:\n" + ":musical_note:\n" + ":musical_score:\n" + ":mute:\n" + ":nail_care:\n" + ":name_badge:\n" + ":neckbeard:\n" + ":necktie:\n" + ":negative_squared_cross_mark:\n" + ":neutral_face:\n" + ":new:\n" + ":new_moon:\n" + ":new_moon_with_face:\n" + ":newspaper:\n" + ":ng:\n" + ":night_with_stars:\n" + ":nine:\n" + ":no_bell:\n" + ":no_bicycles:\n" + ":no_entry:\n" + ":no_entry_sign:\n" + ":no_good:\n" + ":no_mobile_phones:\n" + ":no_mouth:\n" + ":no_pedestrians:\n" + ":no_smoking:\n" + ":non-potable_water:\n" + ":nose:\n" + ":notebook:\n" + ":notebook_with_decorative_cover:\n" + ":notes:\n" + ":nut_and_bolt:\n" + ":o:\n" + ":o2:\n" + ":ocean:\n" + ":octocat:\n" + ":octopus:\n" + ":oden:\n" + ":office:\n" + ":ok:\n" + ":ok_hand:\n" + ":ok_woman:\n" + ":older_man:\n" + ":older_woman:\n" + ":on:\n" + ":oncoming_automobile:\n" + ":oncoming_bus:\n" + ":oncoming_police_car:\n" + ":oncoming_taxi:\n" + ":one:\n" + ":open_book:\n" + ":open_file_folder:\n" + ":open_hands:\n" + ":open_mouth:\n" + ":ophiuchus:\n" + ":orange_book:\n" + ":outbox_tray:\n" + ":ox:\n" + ":package:\n" + ":page_facing_up:\n" + ":page_with_curl:\n" + ":pager:\n" + ":palm_tree:\n" + ":panda_face:\n" + ":paperclip:\n" + ":parking:\n" + ":part_alternation_mark:\n" + ":partly_sunny:\n" + ":passport_control:\n" + ":paw_prints:\n" + ":peach:\n" + ":pear:\n" + ":pencil:\n" + ":pencil2:\n" + ":penguin:\n" + ":pensive:\n" + ":performing_arts:\n" + ":persevere:\n" + ":person_frowning:\n" + ":person_with_blond_hair:\n" + ":person_with_pouting_face:\n" + ":phone:\n" + ":pig:\n" + ":pig2:\n" + ":pig_nose:\n" + ":pill:\n" + ":pineapple:\n" + ":pisces:\n" + ":pizza:\n" + ":point_down:\n" + ":point_left:\n" + ":point_right:\n" + ":point_up:\n" + ":point_up_2:\n" + ":police_car:\n" + ":poodle:\n" + ":poop:\n" + ":post_office:\n" + ":postal_horn:\n" + ":postbox:\n" + ":potable_water:\n" + ":pouch:\n" + ":poultry_leg:\n" + ":pound:\n" + ":pouting_cat:\n" + ":pray:\n" + ":princess:\n" + ":punch:\n" + ":purple_heart:\n" + ":purse:\n" + ":pushpin:\n" + ":put_litter_in_its_place:\n" + ":question:\n" + ":rabbit:\n" + ":rabbit2:\n" + ":racehorse:\n" + ":radio:\n" + ":radio_button:\n" + ":rage:\n" + ":rage1:\n" + ":rage2:\n" + ":rage3:\n" + ":rage4:\n" + ":railway_car:\n" + ":rainbow:\n" + ":raised_hand:\n" + ":raised_hands:\n" + ":raising_hand:\n" + ":ram:\n" + ":ramen:\n" + ":rat:\n" + ":recycle:\n" + ":red_car:\n" + ":red_circle:\n" + ":registered:\n" + ":relaxed:\n" + ":relieved:\n" + ":repeat:\n" + ":repeat_one:\n" + ":restroom:\n" + ":revolving_hearts:\n" + ":rewind:\n" + ":ribbon:\n" + ":rice:\n" + ":rice_ball:\n" + ":rice_cracker:\n" + ":rice_scene:\n" + ":ring:\n" + ":rocket:\n" + ":roller_coaster:\n" + ":rooster:\n" + ":rose:\n" + ":rotating_light:\n" + ":round_pushpin:\n" + ":rowboat:\n" + ":ru:\n" + ":rugby_football:\n" + ":runner:\n" + ":running:\n" + ":running_shirt_with_sash:\n" + ":sa:\n" + ":sagittarius:\n" + ":sailboat:\n" + ":sake:\n" + ":sandal:\n" + ":santa:\n" + ":satellite:\n" + ":satisfied:\n" + ":saxophone:\n" + ":school:\n" + ":school_satchel:\n" + ":scissors:\n" + ":scorpius:\n" + ":scream:\n" + ":scream_cat:\n" + ":scroll:\n" + ":seat:\n" + ":secret:\n" + ":see_no_evil:\n" + ":seedling:\n" + ":seven:\n" + ":shaved_ice:\n" + ":sheep:\n" + ":shell:\n" + ":ship:\n" + ":shipit:\n" + ":shirt:\n" + ":shit:\n" + ":shoe:\n" + ":shower:\n" + ":signal_strength:\n" + ":six:\n" + ":six_pointed_star:\n" + ":ski:\n" + ":skull:\n" + ":sleeping:\n" + ":sleepy:\n" + ":slot_machine:\n" + ":small_blue_diamond:\n" + ":small_orange_diamond:\n" + ":small_red_triangle:\n" + ":small_red_triangle_down:\n" + ":smile:\n" + ":smile_cat:\n" + ":smiley:\n" + ":smiley_cat:\n" + ":smiling_imp:\n" + ":smirk:\n" + ":smirk_cat:\n" + ":smoking:\n" + ":snail:\n" + ":snake:\n" + ":snowboarder:\n" + ":snowflake:\n" + ":snowman:\n" + ":sob:\n" + ":soccer:\n" + ":soon:\n" + ":sos:\n" + ":sound:\n" + ":space_invader:\n" + ":spades:\n" + ":spaghetti:\n" + ":sparkle:\n" + ":sparkler:\n" + ":sparkles:\n" + ":sparkling_heart:\n" + ":speak_no_evil:\n" + ":speaker:\n" + ":speech_balloon:\n" + ":speedboat:\n" + ":squirrel:\n" + ":star:\n" + ":star2:\n" + ":stars:\n" + ":station:\n" + ":statue_of_liberty:\n" + ":steam_locomotive:\n" + ":stew:\n" + ":straight_ruler:\n" + ":strawberry:\n" + ":stuck_out_tongue:\n" + ":stuck_out_tongue_closed_eyes:\n" + ":stuck_out_tongue_winking_eye:\n" + ":sun_with_face:\n" + ":sunflower:\n" + ":sunglasses:\n" + ":sunny:\n" + ":sunrise:\n" + ":sunrise_over_mountains:\n" + ":surfer:\n" + ":sushi:\n" + ":suspect:\n" + ":suspension_railway:\n" + ":sweat:\n" + ":sweat_drops:\n" + ":sweat_smile:\n" + ":sweet_potato:\n" + ":swimmer:\n" + ":symbols:\n" + ":syringe:\n" + ":tada:\n" + ":tanabata_tree:\n" + ":tangerine:\n" + ":taurus:\n" + ":taxi:\n" + ":tea:\n" + ":telephone:\n" + ":telephone_receiver:\n" + ":telescope:\n" + ":tennis:\n" + ":tent:\n" + ":thought_balloon:\n" + ":three:\n" + ":thumbsdown:\n" + ":thumbsup:\n" + ":ticket:\n" + ":tiger:\n" + ":tiger2:\n" + ":tired_face:\n" + ":tm:\n" + ":toilet:\n" + ":tokyo_tower:\n" + ":tomato:\n" + ":tongue:\n" + ":top:\n" + ":tophat:\n" + ":tractor:\n" + ":traffic_light:\n" + ":train:\n" + ":train2:\n" + ":tram:\n" + ":triangular_flag_on_post:\n" + ":triangular_ruler:\n" + ":trident:\n" + ":triumph:\n" + ":trolleybus:\n" + ":trollface:\n" + ":trophy:\n" + ":tropical_drink:\n" + ":tropical_fish:\n" + ":truck:\n" + ":trumpet:\n" + ":tshirt:\n" + ":tulip:\n" + ":turtle:\n" + ":tv:\n" + ":twisted_rightwards_arrows:\n" + ":two:\n" + ":two_hearts:\n" + ":two_men_holding_hands:\n" + ":two_women_holding_hands:\n" + ":u5272:\n" + ":u5408:\n" + ":u55b6:\n" + ":u6307:\n" + ":u6708:\n" + ":u6709:\n" + ":u6e80:\n" + ":u7121:\n" + ":u7533:\n" + ":u7981:\n" + ":u7a7a:\n" + ":uk:\n" + ":umbrella:\n" + ":unamused:\n" + ":underage:\n" + ":unlock:\n" + ":up:\n" + ":us:\n" + ":v:\n" + ":vertical_traffic_light:\n" + ":vhs:\n" + ":vibration_mode:\n" + ":video_camera:\n" + ":video_game:\n" + ":violin:\n" + ":virgo:\n" + ":volcano:\n" + ":vs:\n" + ":walking:\n" + ":waning_crescent_moon:\n" + ":waning_gibbous_moon:\n" + ":warning:\n" + ":watch:\n" + ":water_buffalo:\n" + ":watermelon:\n" + ":wave:\n" + ":wavy_dash:\n" + ":waxing_crescent_moon:\n" + ":waxing_gibbous_moon:\n" + ":wc:\n" + ":weary:\n" + ":wedding:\n" + ":whale:\n" + ":whale2:\n" + ":wheelchair:\n" + ":white_check_mark:\n" + ":white_circle:\n" + ":white_flower:\n" + ":white_large_square:\n" + ":white_medium_small_square:\n" + ":white_medium_square:\n" + ":white_small_square:\n" + ":white_square_button:\n" + ":wind_chime:\n" + ":wine_glass:\n" + ":wink:\n" + ":wolf:\n" + ":woman:\n" + ":womans_clothes:\n" + ":womans_hat:\n" + ":womens:\n" + ":worried:\n" + ":wrench:\n" + ":x:\n" + ":yellow_heart:\n" + ":yen:\n" + ":yum:\n" + ":zap:\n" + ":zero:\n" + ":zzz:"; final Pattern pattern = Pattern.compile(regex, Pattern.CASE_INSENSITIVE | Pattern.MULTILINE); final Matcher matcher = pattern.matcher(string); while (matcher.find()) { System.out.println("Full match: " + matcher.group(0)); for (int i = 1; i <= matcher.groupCount(); i++) { System.out.println("Group " + i + ": " + matcher.group(i)); } } } }

Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Java, please visit: https://docs.oracle.com/javase/7/docs/api/java/util/regex/Pattern.html