3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = microtime(1); for ($i=1000; $i--;) uniqid(); $b = microtime(1); echo $b-$a;
Output for 7.1.0
0.053475141525269
Output for 7.0.14
0.056429147720337
Output for 7.0.10
0.05660080909729
Output for 7.0.9
0.053948879241943
Output for 7.0.8
0.05531907081604
Output for 7.0.7
0.055140972137451
Output for 7.0.6
0.054594993591309
Output for 7.0.5
0.05522084236145
Output for 7.0.4
0.054528951644897
Output for 7.0.3
0.054991006851196
Output for 7.0.2
0.054309844970703
Output for 5.3.13, 7.0.1
0.054436922073364
Output for 7.0.0
0.053972005844116
Output for 5.6.28
0.056885957717896
Output for 5.6.25
0.054802179336548
Output for 5.6.24
0.055075168609619
Output for 5.6.23
0.054419040679932
Output for 5.6.22
0.054580926895142
Output for 5.6.21
0.055450916290283
Output for 5.6.20
0.057209014892578
Output for 5.6.19
0.057292938232422
Output for 5.6.18
0.054848909378052
Output for 5.6.17
0.054705142974854
Output for 5.6.16
0.05559515953064
Output for 5.6.15
0.056864023208618
Output for 5.6.14
0.056514978408813
Output for 5.6.13
0.054446935653687
Output for 5.6.12
0.055273056030273
Output for 5.4.39, 5.6.11
0.054720878601074
Output for 5.6.10
0.054969072341919
Output for 5.6.9
0.054417848587036
Output for 5.4.26, 5.6.8
0.056309938430786
Output for 5.6.7
0.056076049804688
Output for 5.6.6
0.054754018783569
Output for 5.6.5
0.054800987243652
Output for 5.6.4
0.055684089660645
Output for 5.6.3
0.056051015853882
Output for 5.6.2
0.055033922195435
Output for 5.6.1
0.057198047637939
Output for 5.5.14, 5.6.0
0.055269002914429
Output for 5.5.38
0.054392099380493
Output for 5.5.37
0.05486798286438
Output for 5.5.36
0.058053970336914
Output for 5.5.35
0.054262161254883
Output for 5.5.34
0.054556846618652
Output for 5.5.33
0.05479884147644
Output for 5.5.32
0.055406093597412
Output for 5.5.31
0.054620981216431
Output for 5.5.30
0.055183172225952
Output for 5.5.29
0.054367065429688
Output for 5.5.28
0.054471969604492
Output for 5.5.27
0.054305076599121
Output for 5.5.26
0.054485082626343
Output for 5.5.25
0.055221796035767
Output for 5.5.24
0.055897951126099
Output for 5.5.23
0.055343151092529
Output for 5.3.20, 5.5.22
0.054728031158447
Output for 5.5.21
0.055315017700195
Output for 5.5.20
0.057350873947144
Output for 5.5.19
0.054212093353271
Output for 5.5.18
0.05590295791626
Output for 5.5.16
0.054879188537598
Output for 5.5.15
0.056730985641479
Output for 5.5.13
0.056449174880981
Output for 5.5.12
0.055795192718506
Output for 5.5.11
0.054727077484131
Output for 5.5.10
0.05558705329895
Output for 5.5.9
0.057080984115601
Output for 5.5.8
0.056109189987183
Output for 5.5.7
0.054570913314819
Output for 5.5.6
0.057196140289307
Output for 5.3.22, 5.5.5
0.054929971694946
Output for 5.5.4
0.055126905441284
Output for 5.5.3
0.056182146072388
Output for 5.5.2
0.055130004882812
Output for 5.5.1
0.057039976119995
Output for 5.5.0
0.054884910583496
Output for 5.4.45
0.054003000259399
Output for 5.4.44
0.054673194885254
Output for 5.4.43
0.05437707901001
Output for 5.4.42
0.056465864181519
Output for 5.4.41
0.054959058761597
Output for 5.4.40
0.055343866348267
Output for 5.4.38
0.054866075515747
Output for 5.4.37
0.056724071502686
Output for 5.4.36
0.054973125457764
Output for 5.4.35
0.055509090423584
Output for 5.4.34
0.054031848907471
Output for 5.4.32
0.056257963180542
Output for 5.4.31
0.054627895355225
Output for 5.4.30
0.055742025375366
Output for 5.4.29
0.054322004318237
Output for 5.4.28
0.05497407913208
Output for 5.4.27
0.053938150405884
Output for 5.4.25
0.055098056793213
Output for 5.4.24
0.056363105773926
Output for 5.4.23
0.055050134658813
Output for 5.4.22
0.055220127105713
Output for 5.4.21
0.054655075073242
Output for 5.4.20
0.055768966674805
Output for 5.4.19
0.054745197296143
Output for 5.4.18
0.054275035858154
Output for 5.4.17
0.055968046188354
Output for 5.4.16
0.054986000061035
Output for 5.4.15
0.05475115776062
Output for 5.4.14
0.054908037185669
Output for 5.4.13
0.056596994400024
Output for 5.4.12
0.054522037506104
Output for 5.4.11
0.056833982467651
Output for 5.4.10
0.054769992828369
Output for 5.4.9
0.055819034576416
Output for 5.4.8
0.056128025054932
Output for 5.4.7
0.054389953613281
Output for 5.4.6
0.054084062576294
Output for 5.4.5
0.053421020507812
Output for 5.4.4
0.054196834564209
Output for 5.4.3
0.054462909698486
Output for 5.4.2
0.053843975067139
Output for 5.4.1
0.054599046707153
Output for 5.4.0
0.05457592010498
Output for 5.3.29
0.054713010787964
Output for 5.3.28
0.054677963256836
Output for 5.3.27
0.05523681640625
Output for 5.3.26
0.055114030838013
Output for 5.3.25
0.057530879974365
Output for 5.3.24
0.056972026824951
Output for 5.3.23
0.056780099868774
Output for 5.3.21
0.055640935897827
Output for 5.3.19
0.058109998703003
Output for 5.3.18
0.054094076156616
Output for 5.3.17
0.055502891540527
Output for 5.3.16
0.054157018661499
Output for 5.3.15
0.054018974304199
Output for 5.3.14
0.053496837615967
Output for 5.3.12
0.053599119186401
Output for 5.3.11
0.054405927658081
Output for 5.3.10
0.055086851119995
Output for 5.3.9
0.053697824478149
Output for 5.3.8
0.055836915969849
Output for 5.3.7
0.053722143173218
Output for 5.3.6
0.05525803565979
Output for 5.3.5
0.053943157196045
Output for 5.3.4
0.053591012954712
Output for 5.3.3
0.055031061172485
Output for 5.3.2
0.054348945617676
Output for 5.3.1
0.054321050643921
Output for 5.3.0
0.054428815841675