Online PHP editor | perf for 1e4me

<?php function removeCommonWords($input){ // EEEEEEK Stop words $commonWords = array('a','able','about','above','abroad','according','accordingly','across','actually','adj','after','afterwards','again','against','ago','ahead','ain\'t','all','allow','allows','almost','alone','along','alongside','already','also','although','always','am','amid','amidst','among','amongst','an','and','another','any','anybody','anyhow','anyone','anything','anyway','anyways','anywhere','apart','appear','appreciate','appropriate','are','aren\'t','around','as','a\'s','aside','ask','asking','associated','at','available','away','awfully','b','back','backward','backwards','be','became','because','become','becomes','becoming','been','before','beforehand','begin','behind','being','believe','below','beside','besides','best','better','between','beyond','both','brief','but','by','c','came','can','cannot','cant','can\'t','caption','cause','causes','certain','certainly','changes','clearly','c\'mon','co','co.','com','come','comes','concerning','consequently','consider','considering','contain','containing','contains','corresponding','could','couldn\'t','course','c\'s','currently','d','dare','daren\'t','definitely','described','despite','did','didn\'t','different','directly','do','does','doesn\'t','doing','done','don\'t','down','downwards','during','e','each','edu','eg','eight','eighty','either','else','elsewhere','end','ending','enough','entirely','especially','et','etc','even','ever','evermore','every','everybody','everyone','everything','everywhere','ex','exactly','example','except','f','fairly','far','farther','few','fewer','fifth','first','five','followed','following','follows','for','forever','former','formerly','forth','forward','found','four','from','further','furthermore','g','get','gets','getting','given','gives','go','goes','going','gone','got','gotten','greetings','h','had','hadn\'t','half','happens','hardly','has','hasn\'t','have','haven\'t','having','he','he\'d','he\'ll','hello','help','hence','her','here','hereafter','hereby','herein','here\'s','hereupon','hers','herself','he\'s','hi','him','himself','his','hither','hopefully','how','howbeit','however','hundred','i','i\'d','ie','if','ignored','i\'ll','i\'m','immediate','in','inasmuch','inc','inc.','indeed','indicate','indicated','indicates','inner','inside','insofar','instead','into','inward','is','isn\'t','it','it\'d','it\'ll','its','it\'s','itself','i\'ve','j','just','k','keep','keeps','kept','know','known','knows','l','last','lately','later','latter','latterly','least','less','lest','let','let\'s','like','liked','likely','likewise','little','look','looking','looks','low','lower','ltd','m','made','mainly','make','makes','many','may','maybe','mayn\'t','me','mean','meantime','meanwhile','merely','might','mightn\'t','mine','minus','miss','more','moreover','most','mostly','mr','mrs','much','must','mustn\'t','my','myself','n','name','namely','nd','near','nearly','necessary','need','needn\'t','needs','neither','never','neverf','neverless','nevertheless','new','next','nine','ninety','no','nobody','non','none','nonetheless','noone','no-one','nor','normally','not','nothing','notwithstanding','novel','now','nowhere','o','obviously','of','off','often','oh','ok','okay','old','on','once','one','ones','one\'s','only','onto','opposite','or','other','others','otherwise','ought','oughtn\'t','our','ours','ourselves','out','outside','over','overall','own','p','particular','particularly','past','per','perhaps','placed','please','plus','possible','presumably','probably','provided','provides','q','que','quite','qv','r','rather','rd','re','really','reasonably','recent','recently','regarding','regardless','regards','relatively','respectively','right','round','s','said','same','saw','say','saying','says','second','secondly','see','seeing','seem','seemed','seeming','seems','seen','self','selves','sensible','sent','serious','seriously','seven','several','shall','shan\'t','she','she\'d','she\'ll','she\'s','should','shouldn\'t','since','six','so','some','somebody','someday','somehow','someone','something','sometime','sometimes','somewhat','somewhere','soon','sorry','specified','specify','specifying','still','sub','such','sup','sure','t','take','taken','taking','tell','tends','th','than','thank','thanks','thanx','that','that\'ll','thats','that\'s','that\'ve','the','their','theirs','them','themselves','then','thence','there','thereafter','thereby','there\'d','therefore','therein','there\'ll','there\'re','theres','there\'s','thereupon','there\'ve','these','they','they\'d','they\'ll','they\'re','they\'ve','thing','things','think','third','thirty','this','thorough','thoroughly','those','though','three','through','throughout','thru','thus','till','to','together','too','took','toward','towards','tried','tries','truly','try','trying','t\'s','twice','two','u','un','under','underneath','undoing','unfortunately','unless','unlike','unlikely','until','unto','up','upon','upwards','us','use','used','useful','uses','using','usually','v','value','various','versus','very','via','viz','vs','w','want','wants','was','wasn\'t','way','we','we\'d','welcome','well','we\'ll','went','were','we\'re','weren\'t','we\'ve','what','whatever','what\'ll','what\'s','what\'ve','when','whence','whenever','where','whereafter','whereas','whereby','wherein','where\'s','whereupon','wherever','whether','which','whichever','while','whilst','whither','who','who\'d','whoever','whole','who\'ll','whom','whomever','who\'s','whose','why','will','willing','wish','with','within','without','wonder','won\'t','would','wouldn\'t','x','y','yes','yet','you','you\'d','you\'ll','your','you\'re','yours','yourself','yourselves','you\'ve','z','zero'); return preg_replace('/\b('.implode('|',$commonWords).')\b/','',$input); } print(preg_replace('/[\s+]+/', ' ', removeCommonWords("This is my Title! It is about Cats, Dogs, and Furry Animals."))); ?>

Version	System time (s)	User time (s)	Memory (MiB)
8.4.14	0.022	0.011	18.22
8.4.13	0.014	0.008	18.29
8.4.12	0.010	0.011	20.59
8.4.11	0.005	0.006	19.14
8.4.10	0.012	0.011	18.28
8.4.9	0.012	0.011	18.38
8.4.8	0.013	0.009	18.53
8.4.7	0.009	0.010	18.56
8.4.6	0.008	0.003	19.45
8.4.5	0.008	0.010	18.37
8.4.4	0.007	0.009	18.02
8.4.3	0.009	0.013	20.64
8.4.2	0.009	0.013	18.62
8.4.1	0.011	0.011	18.21
8.3.27	0.015	0.007	17.37
8.3.26	0.010	0.010	17.11
8.3.25	0.011	0.009	19.20
8.3.24	0.010	0.011	19.32
8.3.23	0.015	0.005	17.07
8.3.22	0.011	0.010	17.18
8.3.21	0.004	0.010	17.48
8.3.20	0.006	0.004	17.09
8.3.19	0.010	0.011	17.79
8.3.18	0.014	0.008	17.11
8.3.17	0.007	0.013	17.26
8.3.16	0.017	0.003	17.24
8.3.15	0.006	0.003	17.73
8.3.14	0.006	0.003	21.27
8.3.13	0.006	0.003	19.02
8.3.12	0.003	0.009	21.20
8.3.11	0.007	0.003	16.92
8.3.10	0.008	0.003	17.34
8.3.9	0.010	0.010	26.77
8.3.8	0.007	0.003	17.36
8.3.7	0.006	0.010	17.00
8.3.6	0.016	0.000	17.13
8.3.5	0.003	0.013	20.38
8.3.4	0.008	0.008	20.84
8.3.3	0.015	0.003	19.13
8.3.2	0.000	0.008	24.18
8.3.1	0.004	0.004	24.66
8.3.0	0.003	0.006	26.16
8.2.29	0.008	0.005	20.68
8.2.28	0.012	0.009	19.07
8.2.27	0.013	0.007	17.11
8.2.26	0.016	0.003	19.36
8.2.25	0.003	0.006	17.23
8.2.24	0.010	0.000	17.55
8.2.23	0.009	0.000	20.94
8.2.22	0.003	0.006	24.06
8.2.21	0.003	0.006	26.77
8.2.20	0.003	0.006	17.13
8.2.19	0.010	0.007	19.16
8.2.18	0.011	0.004	25.92
8.2.17	0.013	0.003	19.58
8.2.16	0.013	0.006	22.96
8.2.15	0.004	0.004	25.66
8.2.14	0.006	0.003	24.66
8.2.13	0.000	0.008	26.16
8.2.12	0.000	0.009	26.16
8.2.11	0.007	0.003	20.95
8.2.10	0.004	0.008	18.41
8.2.9	0.006	0.003	18.53
8.2.8	0.004	0.008	18.54
8.2.7	0.000	0.011	18.13
8.2.6	0.004	0.004	18.43
8.2.5	0.009	0.000	18.25
8.2.4	0.005	0.006	18.55
8.2.3	0.005	0.006	18.24
8.2.2	0.002	0.007	19.62
8.2.1	0.004	0.005	18.18
8.2.0	0.007	0.006	18.82
8.1.33	0.011	0.010	20.60
8.1.32	0.008	0.013	17.06
8.1.31	0.014	0.007	16.84
8.1.30	0.010	0.010	20.73
8.1.29	0.008	0.003	30.84
8.1.28	0.008	0.008	25.92
8.1.27	0.006	0.003	24.22
8.1.26	0.008	0.000	26.35
8.1.25	0.004	0.004	28.09
8.1.24	0.007	0.003	22.92
8.1.23	0.013	0.000	21.54
8.1.22	0.006	0.003	18.29
8.1.21	0.006	0.003	19.23
8.1.20	0.003	0.006	18.10
8.1.19	0.004	0.007	17.75
8.1.18	0.003	0.006	18.10
8.1.17	0.007	0.005	18.55
8.1.16	0.005	0.005	18.54
8.1.15	0.004	0.006	18.60
8.1.14	0.005	0.006	17.92
8.1.13	0.005	0.004	18.61
8.1.12	0.005	0.006	17.88
8.1.11	0.006	0.005	17.90
8.1.10	0.005	0.005	18.01
8.1.9	0.003	0.008	18.06
8.1.8	0.004	0.008	17.88
8.1.7	0.008	0.002	18.07
8.1.6	0.005	0.006	18.08
8.1.5	0.005	0.005	18.05
8.1.4	0.002	0.008	17.99
8.1.3	0.004	0.006	18.05
8.1.2	0.007	0.005	18.15
8.1.1	0.005	0.007	18.02
8.1.0	0.002	0.009	17.84
8.0.30	0.008	0.000	20.41
8.0.29	0.006	0.003	17.12
8.0.28	0.008	0.003	19.10
8.0.27	0.003	0.006	18.92
8.0.26	0.004	0.005	18.29
8.0.25	0.004	0.008	17.56
8.0.24	0.003	0.007	17.62
8.0.23	0.002	0.008	17.55
8.0.22	0.002	0.008	17.59
8.0.21	0.000	0.011	17.56
8.0.20	0.005	0.005	17.61
8.0.19	0.003	0.008	17.60
8.0.18	0.006	0.004	17.53
8.0.17	0.006	0.005	17.61
8.0.16	0.005	0.005	17.54
8.0.15	0.003	0.008	17.55
8.0.14	0.006	0.006	17.46
8.0.13	0.006	0.006	17.55
8.0.12	0.002	0.010	17.52
8.0.11	0.006	0.005	17.53
8.0.10	0.005	0.006	17.53
8.0.9	0.009	0.002	17.47
8.0.8	0.006	0.005	17.53
8.0.7	0.007	0.005	17.53
8.0.6	0.003	0.009	17.48
8.0.5	0.010	0.002	17.43
8.0.3	0.007	0.006	17.47
8.0.2	0.004	0.008	17.46
8.0.1	0.007	0.005	17.53
7.4.33	0.006	0.005	16.63
7.4.32	0.012	0.001	17.35
7.4.30	0.002	0.009	17.37
7.4.29	0.005	0.006	17.35
7.4.28	0.008	0.003	17.43
7.4.27	0.005	0.007	17.41
7.4.26	0.006	0.004	17.38
7.4.25	0.009	0.003	17.32
7.4.24	0.004	0.006	17.33
7.4.23	0.006	0.005	17.37
7.4.22	0.006	0.005	17.42
7.4.21	0.008	0.005	17.38
7.4.20	0.005	0.006	17.41
7.4.19	0.003	0.008	17.34
7.4.18	0.004	0.008	17.45
7.4.16	0.006	0.004	17.39
7.4.15	0.004	0.007	17.41
7.4.14	0.008	0.003	17.39
7.4.13	0.004	0.008	17.41
7.4.12	0.007	0.003	17.39
7.4.11	0.009	0.001	17.38
7.4.10	0.008	0.003	17.39
7.4.9	0.008	0.002	17.41
7.4.8	0.006	0.006	17.41
7.4.7	0.004	0.005	17.35
7.4.6	0.006	0.004	17.43
7.4.5	0.005	0.005	17.37
7.4.4	0.005	0.005	17.37
7.4.3	0.006	0.006	17.33
7.4.2	0.005	0.005	17.32
7.4.1	0.002	0.009	17.38
7.4.0	0.008	0.002	17.36