3v4l.org

run code in 300+ PHP versions simultaneously
<?php $obj='a:1:{i:0;C:16:"SplObjectStorage":2759:{x:i:66;O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};;d:1.4983839039950065335879329341811116705130879643680980753130639055833542341238720431762506685108651898;;O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};O:8:"stdClass":0:{};i:0;;d:1.494650849520993658071972576007809862201175315195266298540568976183164852787859404147290890515917731E-298;;d:1.50211695846901940910389329236560039955811204676623996273754269090153258807566560922292641313270078E-298;;d:1.505850012943032284619853650544495668236580412551726794836029548260716455719568711760744174441092304E-298;;d:1.509583067417045160135814008723390936915048778337213626934516405619900323363471814298561935749483829E-298;;d:1.513316121891058035651774366902286205593517144122700459033003262979084191007374916836379697057875353E-298;;d:1.517049176365070911167734725081181474271985509908187291131490120338268058651278019374197458366266877E-298;;d:1.520782230839083786683695083260076742950453875693674123229976977697451926295181121912015219674658402E-298;;d:1.524515285313096662199655441438972011628922241479160955328463835056635793939084224449832980983049926E-298;;d:1.528248339787109537715615799617867280307390607264647787426950692415819661582987326987650742291441451E-298;;d:1.531981394261122413231576157796762548985858973050134619525437549775003529226890429525468503599832975E-298;;d:1.535714448735135288747536515975657817664327338835621451623924407134187396870793532063286264908224499E-298;;d:1.539447503209148164263496874154553086342795704621108283722411264493371264514696634601104026216616024E-298;;d:1.543180557683161039779457232333448355021264070406595115820898121852555132158599737138921787525007548E-298;;d:1.546913612157173915295417590512343623699732436192081947919384979211738999802502839676739548833399073E-298;;d:1.550646666631186790811377948691238892378200801977568780017871836570922867446405942214557310141790597E-298;;m:a:0:{}}}'; var_dump(unserialize($obj)); ?>

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.70.0100.00716.58
8.3.60.0000.01416.63
8.3.50.0070.01222.76
8.3.40.0110.00318.64
8.3.30.0100.00319.04
8.3.20.0040.01120.16
8.3.10.0040.00421.69
8.3.00.0040.00419.43
8.2.180.0180.00418.36
8.2.170.0130.00722.96
8.2.160.0070.00720.34
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0110.00017.63
8.2.110.0040.00422.25
8.2.100.0030.01017.78
8.2.90.0000.00818.92
8.2.80.0050.00219.41
8.2.70.0000.00917.63
8.2.60.0050.00217.80
8.2.50.0060.00318.07
8.2.40.0080.00018.01
8.2.30.0030.00519.38
8.2.20.0040.00417.61
8.2.10.0000.00717.87
8.2.00.0040.00417.55
8.1.280.0100.01025.92
8.1.270.0030.00624.02
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.91
8.1.230.0070.00319.10
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0040.00417.41
8.1.180.0040.00418.10
8.1.170.0000.00818.38
8.1.160.0070.00018.78
8.1.150.0000.00818.86
8.1.140.0000.01017.26
8.1.130.0030.00317.79
8.1.120.0040.00417.30
8.1.110.0050.00317.37
8.1.100.0030.00317.30
8.1.90.0030.00317.44
8.1.80.0030.00417.37
8.1.70.0000.00717.21
8.1.60.0030.00717.38
8.1.50.0090.00017.44
8.1.40.0080.00017.32
8.1.30.0050.00317.51
8.1.20.0070.00017.58
8.1.10.0020.00517.45
8.1.00.0000.00817.39
8.0.300.0040.00418.77
8.0.290.0030.00317.05
8.0.280.0030.00318.42
8.0.270.0030.00317.10
8.0.260.0000.00617.20
8.0.250.0070.00016.89
8.0.240.0030.00516.89
8.0.230.0000.00716.96
8.0.220.0040.00316.73
8.0.210.0000.00716.75
8.0.200.0040.00416.99
8.0.190.0040.00417.01
8.0.180.0000.00716.86
8.0.170.0040.00416.89
8.0.160.0000.00816.90
8.0.150.0000.00716.78
8.0.140.0040.00416.84
8.0.130.0000.00613.27
8.0.120.0000.00816.94
8.0.110.0040.00416.84
8.0.100.0020.00516.83
8.0.90.0040.00416.92
8.0.80.0060.00916.81
8.0.70.0030.00516.77
8.0.60.0050.00316.95
8.0.50.0020.00516.99
8.0.30.0100.01017.05
8.0.20.0090.01117.40
8.0.10.0040.00416.96
8.0.00.0130.00716.62
7.4.330.0030.00315.02
7.4.320.0000.00616.37
7.4.300.0060.00016.43
7.4.290.0040.00416.44
7.4.280.0070.00016.52
7.4.270.0000.00716.48
7.4.260.0060.00316.51
7.4.250.0050.00316.47
7.4.240.0020.00516.51
7.4.230.0070.00016.37
7.4.220.0090.00916.42
7.4.210.0150.00616.47
7.4.200.0040.00216.55
7.4.160.0110.01116.45
7.4.150.0170.00017.40
7.4.140.0130.00817.86
7.4.130.0110.00616.42
7.4.120.0070.01216.52
7.4.110.0030.02016.38
7.4.100.0140.00716.33
7.4.90.0060.01616.39
7.4.80.0070.01019.39
7.4.70.0060.01116.33
7.4.60.0140.00716.31
7.4.50.0000.00816.23
7.4.40.0030.01716.22
7.4.30.0100.00716.53
7.4.00.0040.00715.09
7.3.330.0030.00313.06
7.3.320.0000.00513.09
7.3.310.0000.00716.13
7.3.300.0070.00016.16
7.3.290.0120.00616.22
7.3.280.0080.01216.22
7.3.270.0090.00917.40
7.3.260.0060.01016.52
7.3.250.0090.00916.36
7.3.240.0110.00516.36
7.3.230.0160.00016.39
7.3.210.0130.00316.20
7.3.200.0060.01319.39
7.3.190.0070.01416.30
7.3.180.0070.01016.45
7.3.170.0110.00716.30
7.3.160.0100.00516.33
7.2.330.0040.01516.38
7.2.320.0060.01516.13
7.2.310.0090.00616.19
7.2.300.0110.00716.45
7.2.290.0140.00416.33
7.2.60.0040.00816.52
7.2.00.0030.01219.02
7.1.200.0140.00715.80
7.1.100.0060.00618.15
7.1.70.0030.00517.14
7.1.60.0030.02219.34
7.1.50.0150.00616.65
7.1.00.0030.07722.54
7.0.200.0030.00716.66
7.0.140.0030.05721.95
7.0.60.0230.05719.89
7.0.50.0100.05017.81
7.0.40.0100.08019.98
7.0.30.0230.05320.30
7.0.20.0330.07720.18
7.0.10.0030.04720.12
7.0.00.0100.08020.17
5.6.280.0100.06720.78
5.6.210.0130.06320.76
5.6.200.0070.07718.15
5.6.190.0130.07020.41
5.6.180.0230.03720.64
5.6.170.0200.04320.50
5.6.160.0030.04720.54
5.6.150.0000.08718.16
5.6.140.0000.07318.21
5.6.130.0130.07718.22
5.6.120.0070.08720.76
5.6.110.0100.07721.08
5.6.100.0100.08020.95
5.6.90.0130.07721.09
5.6.80.0100.03720.52
5.5.350.0170.06720.40
5.5.340.0000.04017.92
5.5.330.0070.05020.25
5.5.320.0230.04020.32
5.5.310.0370.07320.27
5.5.300.0130.05017.93
5.5.290.0100.07717.86
5.5.280.0070.07320.65
5.5.270.0070.04020.93
5.5.260.0100.03320.95
5.5.250.0070.04320.47
5.5.240.0030.06320.28
5.4.450.0230.04719.41
5.4.440.0430.03719.54
5.4.430.0230.06019.48
5.4.420.0200.04319.31
5.4.410.0130.05318.67
5.4.400.0230.06318.62
5.4.390.0230.04318.62
5.4.380.0200.05318.79
5.4.370.0130.06318.59
5.4.360.0200.06718.50
5.4.350.0030.04313.70
5.4.340.0030.03713.69
5.4.320.0070.03714.30
5.4.310.0070.04714.19
5.4.300.0100.03714.32
5.4.290.0000.04014.14
5.4.280.0100.03714.08
5.4.270.0130.04014.10
5.4.260.0170.03314.11
5.4.250.0100.04314.00
5.4.240.0130.03714.26
5.4.230.0030.04014.04
5.4.220.0070.04014.08
5.4.210.0130.02714.08
5.4.200.0100.03314.00
5.4.190.0070.03314.03
5.4.180.0070.03714.09
5.4.170.0000.04314.10
5.4.160.0000.04014.04
5.4.150.0100.04014.01
5.4.140.0030.04313.78
5.4.130.0070.04013.73
5.4.120.0130.03313.79
5.4.110.0130.03013.70
5.4.100.0100.03713.71
5.4.90.0070.03713.64
5.4.80.0030.04013.66
5.4.70.0000.04013.64
5.4.60.0100.03013.70
5.4.50.0070.03313.66
5.4.40.0100.03013.64
5.4.30.0100.03713.87
5.4.20.0070.03713.70
5.4.10.0030.03713.63
5.4.00.0030.03713.13
5.3.290.0030.04014.71
5.3.280.0030.04314.61
5.3.270.0100.03714.53
5.3.260.0030.04014.62
5.3.250.0100.03314.66
5.3.240.0170.03014.52
5.3.230.0100.03714.49
5.3.220.0100.03314.60
5.3.210.0030.04714.58
5.3.200.0230.02714.46
5.3.190.0100.03314.48
5.3.180.0070.03714.47
5.3.170.0030.04014.60
5.3.160.0100.03314.42
5.3.150.0100.03714.42
5.3.140.0130.03014.50
5.3.130.0030.04014.45
5.3.120.0100.04014.61
5.3.110.0030.04714.45
5.3.100.0030.04313.95
5.3.90.0070.04013.94
5.3.80.0030.04013.99
5.3.70.0100.04014.05
5.3.60.0100.03713.88
5.3.50.0200.03013.89
5.3.40.0100.03313.88
5.3.30.0100.04013.78
5.3.20.0030.04013.69
5.3.10.0100.04013.59
5.3.00.0130.03313.56
5.2.170.0030.03311.23
5.2.160.0030.03011.08
5.2.150.0100.03311.24
5.2.140.0100.02711.08
5.2.130.0130.02710.96
5.2.120.0070.03011.19
5.2.110.0000.03711.04
5.2.100.0030.03711.07
5.2.90.0170.03711.19
5.2.80.0070.04011.07
5.2.70.0030.03311.08
5.2.60.0070.02711.06
5.2.50.0000.03311.10
5.2.40.0030.03010.87
5.2.30.0030.03010.95
5.2.20.0000.03310.90
5.2.10.0030.03010.78
5.2.00.0070.02710.80
5.1.60.0030.02310.01
5.1.50.0000.02710.07
5.1.40.0100.0209.98
5.1.30.0030.03010.33
5.1.20.0070.02710.48
5.1.10.0030.03010.02
5.1.00.0000.03310.00
5.0.50.0030.0238.55
5.0.40.0000.0208.31
5.0.30.0100.0278.29
5.0.20.0030.0208.26
5.0.10.0000.0278.21
5.0.00.0030.0308.34
4.4.90.0030.0205.89
4.4.80.0030.0175.82
4.4.70.0000.0205.80
4.4.60.0030.0135.83
4.4.50.0030.0175.86
4.4.40.0000.0305.82
4.4.30.0030.0175.82
4.4.20.0030.0235.90
4.4.10.0000.0205.91
4.4.00.0000.0335.88
4.3.110.0030.0135.79
4.3.100.0000.0205.75
4.3.90.0030.0205.73
4.3.80.0070.0235.90
4.3.70.0100.0135.74
4.3.60.0000.0175.79
4.3.50.0000.0235.86
4.3.40.0030.0275.73
4.3.30.0030.0134.50
4.3.20.0000.0174.47
4.3.10.0070.0134.42
4.3.00.0070.02316.65

preferences:
46.95 ms | 401 KiB | 5 Q