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:1.498383903995006533587932934186705130879643680980753130639055833542341238720431762506685108651898;;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)
8.3.70.0110.00816.75
8.3.60.0040.01116.75
8.3.50.0150.00722.91
8.3.40.0110.00318.84
8.3.30.0070.00719.09
8.3.20.0110.00620.13
8.3.10.0040.00421.89
8.3.00.0050.00319.53
8.2.180.0110.00818.54
8.2.170.0100.01022.96
8.2.160.0030.01020.38
8.2.150.0030.00624.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0060.00317.48
8.2.110.0030.00621.97
8.2.100.0000.01119.39
8.2.90.0040.00419.14
8.2.80.0040.00419.41
8.2.70.0050.00317.50
8.2.60.0040.00417.80
8.2.50.0080.00018.07
8.2.40.0000.00818.15
8.2.30.0080.00019.45
8.2.20.0070.00017.69
8.2.10.0000.00717.91
8.2.00.0030.00517.70
8.1.280.0070.01025.92
8.1.270.0040.00423.67
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0060.00323.96
8.1.230.0090.00318.91
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.00917.23
8.1.190.0050.00317.17
8.1.180.0000.00818.10
8.1.170.0000.00818.50
8.1.160.0030.00618.73
8.1.150.0040.00418.82
8.1.140.0080.00317.38
8.1.130.0030.00317.93
8.1.120.0000.00717.45
8.1.110.0000.00817.29
8.1.100.0040.00417.28
8.1.90.0050.00217.37
8.1.80.0000.00717.39
8.1.70.0030.00317.25
8.1.60.0030.00617.48
8.1.50.0040.00417.39
8.1.40.0030.00617.45
8.1.30.0050.00317.48
8.1.20.0000.00717.51
8.1.10.0040.00417.48
8.1.00.0060.00317.41
8.0.300.0000.00818.77
8.0.290.0000.00716.93
8.0.280.0050.00218.29
8.0.270.0030.00317.15
8.0.260.0000.00617.19
8.0.250.0060.00016.96
8.0.240.0030.00316.91
8.0.230.0030.00316.82
8.0.220.0060.00016.92
8.0.210.0000.00716.82
8.0.200.0040.00416.91
8.0.190.0070.00016.93
8.0.180.0070.00016.91
8.0.170.0000.00716.88
8.0.160.0080.00016.96
8.0.150.0020.00516.85
8.0.140.0030.00616.86
8.0.130.0040.00413.30
8.0.120.0080.00016.75
8.0.110.0000.00816.80
8.0.100.0000.00716.75
8.0.90.0000.00716.89
8.0.80.0040.01916.77
8.0.70.0070.00017.00
8.0.60.0000.00717.00
8.0.50.0070.00016.68
8.0.30.0100.01216.96
8.0.20.0130.00617.40
8.0.10.0040.00416.90
8.0.00.0140.00516.75
7.4.330.0020.00215.02
7.4.320.0070.00016.54
7.4.300.0000.00716.50
7.4.290.0030.00316.44
7.4.280.0050.00216.57
7.4.270.0030.00316.55
7.4.260.0090.00016.42
7.4.250.0040.00416.44
7.4.240.0040.00316.55
7.4.230.0030.00316.28
7.4.220.0060.01216.60
7.4.210.0070.01416.60
7.4.200.0000.00716.52
7.4.160.0080.01316.42
7.4.150.0060.01317.40
7.4.140.0110.01017.86
7.4.130.0150.00516.34
7.4.120.0100.00716.53
7.4.110.0030.01416.41
7.4.100.0150.00416.18
7.4.90.0070.01016.27
7.4.80.0070.01019.39
7.4.70.0100.00716.27
7.4.60.0070.01016.45
7.4.50.0030.00316.71
7.4.40.0100.00716.55
7.4.30.0060.01016.53
7.4.00.0070.00714.74
7.3.330.0060.00013.03
7.3.320.0000.00613.15
7.3.310.0050.00216.19
7.3.300.0050.00316.25
7.3.290.0040.01216.25
7.3.280.0080.01016.21
7.3.270.0100.00617.40
7.3.260.0060.01116.47
7.3.250.0090.01016.32
7.3.240.0100.00716.12
7.3.230.0100.00716.39
7.3.210.0140.00316.19
7.3.200.0150.00619.39
7.3.190.0100.00716.29
7.3.180.0110.00516.12
7.3.170.0200.00016.36
7.3.160.0090.00616.38
7.2.330.0110.00616.55
7.2.320.0170.00316.17
7.2.310.0130.00316.34
7.2.300.0030.01416.34
7.2.290.0070.01116.51
7.2.60.0000.00816.72
7.2.00.0030.00919.20
7.1.200.0190.00615.66
7.1.100.0000.01017.81
7.1.70.0050.00216.80
7.1.60.0120.01219.34
7.1.50.0140.00616.55
7.1.00.0030.09022.40
7.0.200.0030.00316.85
7.0.140.0070.06722.18
7.0.60.0070.03719.92
7.0.50.0070.04717.85
7.0.40.0070.09019.90
7.0.30.0370.07020.17
7.0.20.0100.04720.21
7.0.10.0070.06720.02
7.0.00.0070.05720.33
5.6.280.0030.07021.12
5.6.210.0000.04320.47
5.6.200.0030.09018.13
5.6.190.0030.04320.41
5.6.180.0170.05020.45
5.6.170.0230.04320.50
5.6.160.0030.04320.52
5.6.150.0070.06718.22
5.6.140.0100.06718.18
5.6.130.0100.07718.16
5.6.120.0100.06720.76
5.6.110.0070.08020.96
5.6.100.0070.08721.08
5.6.90.0070.08320.97
5.6.80.0070.05320.35
5.5.350.0200.07320.40
5.5.340.0030.08317.89
5.5.330.0170.04720.43
5.5.320.0330.04020.20
5.5.310.0370.04320.21
5.5.300.0030.05318.01
5.5.290.0130.06717.91
5.5.280.0070.06720.80
5.5.270.0070.08720.78
5.5.260.0070.07720.79
5.5.250.0070.08720.79
5.5.240.0100.06720.26
5.4.450.0270.05319.11
5.4.440.0300.06319.41
5.4.430.0330.07319.13
5.4.420.0330.07319.24
5.4.410.0370.07019.08
5.4.400.0230.04719.10
5.4.390.0370.08319.16
5.4.380.0270.04318.81
5.4.370.0270.03719.25
5.4.360.0270.04719.24
5.4.350.0270.03318.88
5.4.340.0200.06318.92
5.4.320.0300.03319.22
5.4.310.0330.07019.08
5.4.300.0230.07318.93
5.4.290.0300.06319.09
5.4.280.0270.05018.91
5.4.270.0300.04318.91
5.4.260.0270.05319.24
5.4.250.0230.07719.13
5.4.240.0330.06718.93
5.4.230.0270.04319.08
5.4.220.0270.03319.21
5.4.210.0330.07018.87
5.4.200.0270.05318.78
5.4.190.0330.07019.07
5.4.180.0300.07319.19
5.4.170.0330.03318.78
5.4.160.0330.06719.15
5.4.150.0330.04718.88
5.4.140.0270.05716.29
5.4.130.0370.06016.27
5.4.120.0330.06716.15
5.4.110.0300.03316.48
5.4.100.0300.04016.06
5.4.90.0330.06316.46
5.4.80.0170.05316.32
5.4.70.0230.03716.21
5.4.60.0200.04716.28
5.4.50.0270.03316.36
5.4.40.0330.05716.36
5.4.30.0230.06716.38
5.4.20.0370.05716.33
5.4.10.0270.07016.39
5.4.00.0200.04315.73
5.3.290.0230.03714.71
5.3.280.0270.04014.54
5.3.270.0300.06314.66
5.3.260.0270.04314.55
5.3.250.0300.06714.64
5.3.240.0270.05714.45
5.3.230.0270.04714.63
5.3.220.0370.05014.48
5.3.210.0230.07714.41
5.3.200.0200.04714.60
5.3.190.0370.03314.42
5.3.180.0270.06014.43
5.3.170.0230.04314.44
5.3.160.0270.07314.47
5.3.150.0330.06014.65
5.3.140.0170.04714.40
5.3.130.0270.03314.50
5.3.120.0270.03314.45
5.3.110.0300.03714.64
5.3.100.0170.04014.02
5.3.90.0130.04313.95
5.3.80.0230.06014.00
5.3.70.0230.06014.07
5.3.60.0330.06013.88
5.3.50.0130.04713.90
5.3.40.0300.05713.98
5.3.30.0230.04714.00
5.3.20.0200.05713.79
5.3.10.0300.04313.56
5.3.00.0230.07713.55
5.2.170.0100.03712.98
5.2.160.0200.04012.98
5.2.150.0200.05312.98
5.2.140.0200.04712.98
5.2.130.0270.05312.98
5.2.120.0170.03712.98
5.2.110.0200.06312.98
5.2.100.0270.04712.98
5.2.90.0200.04012.98
5.2.80.0300.05312.98
5.2.70.0270.05712.98
5.2.60.0200.06012.98
5.2.50.0270.05312.98
5.2.40.0300.05012.98
5.2.30.0230.05312.98
5.2.20.0230.05312.98
5.2.10.0230.05712.98
5.2.00.0200.05012.98
5.1.60.0200.03012.98
5.1.50.0300.02312.98
5.1.40.0270.01312.98
5.1.30.0200.05712.98
5.1.20.0270.05012.98
5.1.10.0130.02712.98
5.1.00.0130.02712.98
5.0.50.0130.01712.98
5.0.40.0030.02312.98
5.0.30.0130.02712.98
5.0.20.0100.04012.98
5.0.10.0170.04012.98
5.0.00.0070.05312.98
4.4.90.0130.01312.98
4.4.80.0130.02712.98
4.4.70.0130.03712.98
4.4.60.0100.03012.98
4.4.50.0100.02712.98
4.4.40.0070.04312.98
4.4.30.0130.03312.98
4.4.20.0070.04012.98
4.4.10.0170.01012.98
4.4.00.0070.03312.98
4.3.110.0070.01712.98
4.3.100.0100.03312.98
4.3.90.0070.02012.98
4.3.80.0070.05312.98
4.3.70.0130.03012.98
4.3.60.0100.03012.98
4.3.50.0100.02712.98
4.3.40.0070.03712.98
4.3.30.0070.03012.98
4.3.20.0100.03312.98
4.3.10.0070.02012.98
4.3.00.0030.03012.98

preferences:
77.15 ms | 401 KiB | 5 Q