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run code in 150+ php & hhvm versions
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<?php $string = 'mitosis79,scours3,crows46,waggery31,dampened56,underscores5,odes91,affronting51,journalese11,steeves68,highballed43,machinate88,loaded2,coatracks62,blitzers19,carobs38,sixteens10,coatracks62,hypothermal67,trippets57,tempests52,cooling48,federates59,saaoilments48,definitized14,faddishly91,tempests52,trunks61,cryptos98,winnower95,invocates47,eugenists66,idolizer49,cabaret42,nooks1,demobbing83,bream68,primitively91,allee53,conquians75,damosels17,cooling48,federates59,saaoilments48,definitized14,faddishly91,tempests52,trunks61,cryptos98,winnower95,invocates47,eugenists66,idolizer49,cabaret42,nooks1,demobbing83,bream68,primitively91,allee53,conquians75,damosels17,heparinized7,sourwoods36,shepherds43,shelf50,wrathier91,bitterns1,powderers88,pedicuring28,gadgetry20,logotypes70,wealths92,bondsmen60,unjamming79,phallism8,denseness72,aligners32,mochilas80,multiage65,engaging93,SmokeTed39,Invader26Desert,AppleMirror95,NyphFighter55,Ice35Dinosaur,TricksPanic97,ZephyrShining35,Bronzie95Electric,WrathLion60,FrostyTop45,Boy33Banker,Nehuh99,Shock35Movie,Fighterator86,StrongEater79,bummers84,entreaties23,rhymes60,boost49,sextupling78,spelunking90,nondrying18,overblown61,winker97,GraggyOasis56,AlwaysBruce58,Suali79,Donald44Alex,RabbitBorn77,Reatoke79,BenderMiami43,CobraOtter82,DerBlade98,MiningLightning50,SkorpionAlex47,BuffaloCobra59,StunningNever65,dockmasters38,kilometres10,kilometres10,mainframes45,defaming2,poundals98,minuted51,mirrorlike5,foamier77,backhauling21,yews14,trancing20,pronations55,vagrancies1,nazism57,moat36,inhauler51,wizardly21,clavierists13,ticklers13,purgations73,unpierced25,bawlers30,portobellos66,repriever76,clear26,howff21,nonbrand67,miscounting38,conscious77,musclemen34,hangs84,bodements59,gambs15,horseshoes93,theories29,coprolites69,pushily32,styrofoam54,coercible46,buxomly37,buttery45,tonlets77,uttermosts77,stoure46,scorified56,poriferans97,unclench52,isoclines35,cenacles23,spouters60,frostlike83,pulls89,cornucopian88,jobname75,engilds94,reviving44,anacoluthic39'; var_dump(array_chunk(explode(',', $string), 2));
based on 8GugQ
Output for 4.3.0 - 7.1.0
array(88) { [0]=> array(2) { [0]=> string(9) "mitosis79" [1]=> string(7) "scours3" } [1]=> array(2) { [0]=> string(7) "crows46" [1]=> string(9) "waggery31" } [2]=> array(2) { [0]=> string(10) "dampened56" [1]=> string(12) "underscores5" } [3]=> array(2) { [0]=> string(6) "odes91" [1]=> string(12) "affronting51" } [4]=> array(2) { [0]=> string(12) "journalese11" [1]=> string(9) "steeves68" } [5]=> array(2) { [0]=> string(12) "highballed43" [1]=> string(11) "machinate88" } [6]=> array(2) { [0]=> string(7) "loaded2" [1]=> string(11) "coatracks62" } [7]=> array(2) { [0]=> string(10) "blitzers19" [1]=> string(8) "carobs38" } [8]=> array(2) { [0]=> string(10) "sixteens10" [1]=> string(11) "coatracks62" } [9]=> array(2) { [0]=> string(13) "hypothermal67" [1]=> string(10) "trippets57" } [10]=> array(2) { [0]=> string(10) "tempests52" [1]=> string(9) "cooling48" } [11]=> array(2) { [0]=> string(11) "federates59" [1]=> string(13) "saaoilments48" } [12]=> array(2) { [0]=> string(13) "definitized14" [1]=> string(11) "faddishly91" } [13]=> array(2) { [0]=> string(10) "tempests52" [1]=> string(8) "trunks61" } [14]=> array(2) { [0]=> string(9) "cryptos98" [1]=> string(10) "winnower95" } [15]=> array(2) { [0]=> string(11) "invocates47" [1]=> string(11) "eugenists66" } [16]=> array(2) { [0]=> string(10) "idolizer49" [1]=> string(9) "cabaret42" } [17]=> array(2) { [0]=> string(6) "nooks1" [1]=> string(11) "demobbing83" } [18]=> array(2) { [0]=> string(7) "bream68" [1]=> string(13) "primitively91" } [19]=> array(2) { [0]=> string(7) "allee53" [1]=> string(11) "conquians75" } [20]=> array(2) { [0]=> string(10) "damosels17" [1]=> string(9) "cooling48" } [21]=> array(2) { [0]=> string(11) "federates59" [1]=> string(13) "saaoilments48" } [22]=> array(2) { [0]=> string(13) "definitized14" [1]=> string(11) "faddishly91" } [23]=> array(2) { [0]=> string(10) "tempests52" [1]=> string(8) "trunks61" } [24]=> array(2) { [0]=> string(9) "cryptos98" [1]=> string(10) "winnower95" } [25]=> array(2) { [0]=> string(11) "invocates47" [1]=> string(11) "eugenists66" } [26]=> array(2) { [0]=> string(10) "idolizer49" [1]=> string(9) "cabaret42" } [27]=> array(2) { [0]=> string(6) "nooks1" [1]=> string(11) "demobbing83" } [28]=> array(2) { [0]=> string(7) "bream68" [1]=> string(13) "primitively91" } [29]=> array(2) { [0]=> string(7) "allee53" [1]=> string(11) "conquians75" } [30]=> array(2) { [0]=> string(10) "damosels17" [1]=> string(12) "heparinized7" } [31]=> array(2) { [0]=> string(11) "sourwoods36" [1]=> string(11) "shepherds43" } [32]=> array(2) { [0]=> string(7) "shelf50" [1]=> string(10) "wrathier91" } [33]=> array(2) { [0]=> string(9) "bitterns1" [1]=> string(11) "powderers88" } [34]=> array(2) { [0]=> string(12) "pedicuring28" [1]=> string(10) "gadgetry20" } [35]=> array(2) { [0]=> string(11) "logotypes70" [1]=> string(9) "wealths92" } [36]=> array(2) { [0]=> string(10) "bondsmen60" [1]=> string(11) "unjamming79" } [37]=> array(2) { [0]=> string(9) "phallism8" [1]=> string(11) "denseness72" } [38]=> array(2) { [0]=> string(10) "aligners32" [1]=> string(10) "mochilas80" } [39]=> array(2) { [0]=> string(10) "multiage65" [1]=> string(10) "engaging93" } [40]=> array(2) { [0]=> string(10) "SmokeTed39" [1]=> string(15) "Invader26Desert" } [41]=> array(2) { [0]=> string(13) "AppleMirror95" [1]=> string(13) "NyphFighter55" } [42]=> array(2) { [0]=> string(13) "Ice35Dinosaur" [1]=> string(13) "TricksPanic97" } [43]=> array(2) { [0]=> string(15) "ZephyrShining35" [1]=> string(17) "Bronzie95Electric" } [44]=> array(2) { [0]=> string(11) "WrathLion60" [1]=> string(11) "FrostyTop45" } [45]=> array(2) { [0]=> string(11) "Boy33Banker" [1]=> string(7) "Nehuh99" } [46]=> array(2) { [0]=> string(12) "Shock35Movie" [1]=> string(13) "Fighterator86" } [47]=> array(2) { [0]=> string(13) "StrongEater79" [1]=> string(9) "bummers84" } [48]=> array(2) { [0]=> string(12) "entreaties23" [1]=> string(8) "rhymes60" } [49]=> array(2) { [0]=> string(7) "boost49" [1]=> string(12) "sextupling78" } [50]=> array(2) { [0]=> string(12) "spelunking90" [1]=> string(11) "nondrying18" } [51]=> array(2) { [0]=> string(11) "overblown61" [1]=> string(8) "winker97" } [52]=> array(2) { [0]=> string(13) "GraggyOasis56" [1]=> string(13) "AlwaysBruce58" } [53]=> array(2) { [0]=> string(7) "Suali79" [1]=> string(12) "Donald44Alex" } [54]=> array(2) { [0]=> string(12) "RabbitBorn77" [1]=> string(9) "Reatoke79" } [55]=> array(2) { [0]=> string(13) "BenderMiami43" [1]=> string(12) "CobraOtter82" } [56]=> array(2) { [0]=> string(10) "DerBlade98" [1]=> string(17) "MiningLightning50" } [57]=> array(2) { [0]=> string(14) "SkorpionAlex47" [1]=> string(14) "BuffaloCobra59" } [58]=> array(2) { [0]=> string(15) "StunningNever65" [1]=> string(13) "dockmasters38" } [59]=> array(2) { [0]=> string(12) "kilometres10" [1]=> string(12) "kilometres10" } [60]=> array(2) { [0]=> string(12) "mainframes45" [1]=> string(9) "defaming2" } [61]=> array(2) { [0]=> string(10) "poundals98" [1]=> string(9) "minuted51" } [62]=> array(2) { [0]=> string(11) "mirrorlike5" [1]=> string(9) "foamier77" } [63]=> array(2) { [0]=> string(13) "backhauling21" [1]=> string(6) "yews14" } [64]=> array(2) { [0]=> string(10) "trancing20" [1]=> string(12) "pronations55" } [65]=> array(2) { [0]=> string(11) "vagrancies1" [1]=> string(8) "nazism57" } [66]=> array(2) { [0]=> string(6) "moat36" [1]=> string(10) "inhauler51" } [67]=> array(2) { [0]=> string(10) "wizardly21" [1]=> string(13) "clavierists13" } [68]=> array(2) { [0]=> string(10) "ticklers13" [1]=> string(12) "purgations73" } [69]=> array(2) { [0]=> string(11) "unpierced25" [1]=> string(9) "bawlers30" } [70]=> array(2) { [0]=> string(13) "portobellos66" [1]=> string(11) "repriever76" } [71]=> array(2) { [0]=> string(7) "clear26" [1]=> string(7) "howff21" } [72]=> array(2) { [0]=> string(10) "nonbrand67" [1]=> string(13) "miscounting38" } [73]=> array(2) { [0]=> string(11) "conscious77" [1]=> string(11) "musclemen34" } [74]=> array(2) { [0]=> string(7) "hangs84" [1]=> string(11) "bodements59" } [75]=> array(2) { [0]=> string(7) "gambs15" [1]=> string(12) "horseshoes93" } [76]=> array(2) { [0]=> string(10) "theories29" [1]=> string(12) "coprolites69" } [77]=> array(2) { [0]=> string(9) "pushily32" [1]=> string(11) "styrofoam54" } [78]=> array(2) { [0]=> string(11) "coercible46" [1]=> string(9) "buxomly37" } [79]=> array(2) { [0]=> string(9) "buttery45" [1]=> string(9) "tonlets77" } [80]=> array(2) { [0]=> string(12) "uttermosts77" [1]=> string(8) "stoure46" } [81]=> array(2) { [0]=> string(11) "scorified56" [1]=> string(12) "poriferans97" } [82]=> array(2) { [0]=> string(10) "unclench52" [1]=> string(11) "isoclines35" } [83]=> array(2) { [0]=> string(10) "cenacles23" [1]=> string(10) "spouters60" } [84]=> array(2) { [0]=> string(11) "frostlike83" [1]=> string(7) "pulls89" } [85]=> array(2) { [0]=> string(13) "cornucopian88" [1]=> string(9) "jobname75" } [86]=> array(2) { [0]=> string(9) "engilds94" [1]=> string(10) "reviving44" } [87]=> array(1) { [0]=> string(13) "anacoluthic39" } }