3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = unserialize('a:2:{s:2:"10";i:1;s:2:"01";i:2;}'); var_dump($a); $a['10'] = 3; $a['01'] = 4; var_dump($a);

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)
8.3.60.0040.01118.03
8.3.50.0140.00222.05
8.3.40.0090.01218.72
8.3.30.0110.00418.96
8.3.20.0070.00020.02
8.3.10.0000.00821.82
8.3.00.0060.00319.79
8.2.180.0110.00716.38
8.2.170.0150.00018.79
8.2.160.0110.00822.96
8.2.150.0110.00724.18
8.2.140.0080.00024.66
8.2.130.0030.00626.16
8.2.120.0040.00421.00
8.2.110.0030.01319.27
8.2.100.0040.00718.03
8.2.90.0050.00319.28
8.2.80.0050.00317.97
8.2.70.0050.00517.38
8.2.60.0000.00817.91
8.2.50.0030.00518.07
8.2.40.0030.00518.22
8.2.30.0070.00018.17
8.2.20.0030.00517.54
8.2.10.0030.00518.05
8.2.00.0030.00517.68
8.1.280.0040.01125.92
8.1.270.0030.00523.88
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0090.00022.59
8.1.230.0040.00821.04
8.1.220.0000.00818.77
8.1.210.0040.00418.92
8.1.200.0050.00717.22
8.1.190.0080.00017.23
8.1.180.0000.00818.10
8.1.170.0000.00818.59
8.1.160.0050.00221.81
8.1.150.0040.00418.68
8.1.140.0070.00017.26
8.1.130.0030.00317.83
8.1.120.0040.00417.39
8.1.110.0040.00417.34
8.1.100.0000.00817.27
8.1.90.0070.00017.42
8.1.80.0070.00017.35
8.1.70.0030.00317.33
8.1.60.0080.00317.41
8.1.50.0050.00317.50
8.1.40.0070.00017.51
8.1.30.0090.00017.61
8.1.20.0000.00817.59
8.1.10.0040.00417.48
8.1.00.0040.00417.47
8.0.300.0000.00719.95
8.0.290.0070.00016.63
8.0.280.0000.00818.25
8.0.270.0020.00517.11
8.0.260.0000.00717.18
8.0.250.0030.00316.80
8.0.240.0030.00316.84
8.0.230.0070.00016.84
8.0.220.0070.00016.91
8.0.210.0000.01016.77
8.0.200.0060.00016.92
8.0.190.0040.00316.95
8.0.180.0000.00816.78
8.0.170.0000.00716.97
8.0.160.0040.00416.96
8.0.150.0000.00816.85
8.0.140.0000.00816.86
8.0.130.0030.00313.31
8.0.120.0000.00816.89
8.0.110.0000.00716.87
8.0.100.0000.00816.86
8.0.90.0030.00316.73
8.0.80.0060.00916.91
8.0.70.0040.00416.76
8.0.60.0070.00016.93
8.0.50.0000.00716.84
8.0.30.0070.01217.16
8.0.20.0120.00617.40
8.0.10.0060.00316.84
8.0.00.0140.00416.73
7.4.330.0050.00015.03
7.4.320.0060.00016.58
7.4.300.0000.00616.32
7.4.290.0040.00416.43
7.4.280.0000.00816.37
7.4.270.0060.00016.46
7.4.260.0070.00316.33
7.4.250.0040.00416.47
7.4.240.0050.00216.49
7.4.230.0070.00016.32
7.4.220.0090.01416.63
7.4.210.0030.01016.61
7.4.200.0030.00516.48
7.4.160.0100.01016.48
7.4.150.0100.01317.40
7.4.140.0150.00217.86
7.4.130.0100.00716.46
7.4.120.0120.00516.58
7.4.110.0090.00916.53
7.4.100.0070.01016.66
7.4.90.0120.00616.56
7.4.80.0120.01019.39
7.4.70.0110.00616.42
7.4.60.0170.00716.59
7.4.50.0060.00316.36
7.4.40.0060.01516.54
7.4.30.0120.00316.19
7.4.10.0060.01314.88
7.4.00.0080.01014.79
7.3.330.0020.00212.94
7.3.320.0000.00613.11
7.3.310.0000.00616.26
7.3.300.0040.00416.21
7.3.290.0160.00316.18
7.3.280.0100.00916.17
7.3.270.0120.00617.40
7.3.260.0140.00316.22
7.3.250.0100.00916.28
7.3.240.0140.00316.35
7.3.230.0090.00616.41
7.3.210.0100.01016.22
7.3.200.0120.00619.39
7.3.190.0120.00616.41
7.3.180.0100.00816.25
7.3.170.0080.01216.27
7.3.160.0120.00316.16
7.3.130.0030.01614.73
7.3.120.0040.01314.77
7.3.110.0080.01014.70
7.3.100.0080.00614.85
7.3.90.0090.00514.93
7.3.80.0080.00514.65
7.3.70.0050.01014.78
7.3.60.0050.00714.90
7.3.50.0020.01514.62
7.3.40.0050.00614.79
7.3.30.0030.01014.56
7.3.20.0080.00416.59
7.3.10.0070.00716.53
7.3.00.0030.01116.58
7.2.330.0070.01616.20
7.2.320.0120.01216.68
7.2.310.0120.00916.81
7.2.300.0050.01116.68
7.2.290.0030.01216.48
7.2.260.0100.00714.98
7.2.250.0060.01114.90
7.2.240.0100.00515.01
7.2.230.0070.00914.87
7.2.220.0030.01214.78
7.2.210.0080.00714.93
7.2.200.0070.00814.95
7.2.190.0050.01214.83
7.2.180.0020.01114.93
7.2.170.0060.00914.77
7.2.160.0060.00914.97
7.2.150.0060.00616.66
7.2.140.0100.00316.95
7.2.130.0070.01016.81
7.2.120.0050.00816.59
7.2.110.0060.00816.71
7.2.100.0050.00516.71
7.2.90.0060.01016.75
7.2.80.0090.00616.68
7.2.70.0100.00316.80
7.2.60.0090.00816.89
7.2.50.0030.00716.84
7.2.40.0050.00916.88
7.2.30.0080.00816.81
7.2.20.0020.01416.52
7.2.10.0070.00716.84
7.2.00.0050.01117.75
7.1.330.0050.01115.81
7.1.320.0040.00615.61
7.1.310.0060.00515.94
7.1.300.0030.01015.61
7.1.290.0020.01015.84
7.1.280.0050.01015.65
7.1.270.0030.01015.74
7.1.260.0050.00715.88
7.1.250.0080.00416.01
7.1.240.0060.00815.54
7.1.230.0070.00415.61
7.1.220.0030.00815.56
7.1.210.0060.00815.66
7.1.200.0060.00815.66
7.1.190.0020.00915.84
7.1.180.0040.01015.79
7.1.170.0070.00715.87
7.1.160.0050.01015.65
7.1.150.0050.00915.86
7.1.140.0060.00715.64
7.1.130.0020.01015.83
7.1.120.0070.00715.77
7.1.110.0100.00515.55
7.1.100.0030.01016.46
7.1.90.0030.01015.82
7.1.80.0020.01415.77
7.1.70.0050.01016.15
7.1.60.0070.00816.79
7.1.50.0070.00816.07
7.1.40.0040.00715.72
7.1.30.0060.00715.74
7.1.20.0070.00315.72
7.1.10.0060.00815.64
7.1.00.0030.03117.95
7.0.330.0060.00315.35
7.0.320.0030.00915.38
7.0.310.0050.00915.34
7.0.300.0070.00715.29
7.0.290.0070.00715.37
7.0.280.0030.00815.46
7.0.270.0070.00915.45
7.0.260.0070.00915.42
7.0.250.0050.00815.18
7.0.240.0050.00715.47
7.0.230.0080.00415.36
7.0.220.0080.00815.46
7.0.210.0020.00715.53
7.0.200.0020.01015.73
7.0.190.0020.01015.44
7.0.180.0050.00715.39
7.0.170.0050.00815.19
7.0.160.0080.00315.45
7.0.150.0070.00515.35
7.0.140.0060.02617.67
7.0.130.0020.00815.46
7.0.120.0050.01015.40
7.0.110.0050.00815.42
7.0.100.0070.00515.39
7.0.90.0080.00615.49
7.0.80.0020.00915.35
7.0.70.0050.00815.48
7.0.60.0070.03016.90
7.0.50.0050.02416.36
7.0.40.0040.02615.54
7.0.30.0130.01815.62
7.0.20.0100.02315.69
7.0.10.0070.02815.80
7.0.00.0060.03415.67
5.6.400.0000.01514.27
5.6.390.0000.01714.35
5.6.380.0050.00714.51
5.6.370.0090.00514.41
5.6.360.0060.00714.55
5.6.350.0030.01014.31
5.6.340.0110.00214.27
5.6.330.0050.00914.39
5.6.320.0080.00514.50
5.6.310.0040.01114.19
5.6.300.0050.00714.13
5.6.290.0020.00814.12
5.6.280.0050.00714.30
5.6.270.0020.01114.43
5.6.260.0020.01014.31
5.6.250.0040.00414.53
5.6.240.0060.00814.44
5.6.230.0060.00614.42
5.6.220.0050.00714.14
5.6.210.0070.03016.43
5.6.200.0070.02815.52
5.6.190.0080.02616.52
5.6.180.0200.02716.40
5.6.170.0130.02016.24
5.6.160.0110.02916.44
5.6.150.0080.02415.61
5.6.140.0110.02915.66
5.6.130.0080.02815.64
5.6.120.0080.03116.49
5.6.110.0080.03116.51
5.6.100.0070.03216.57
5.6.90.0060.02816.55
5.6.80.0080.01516.38
5.6.70.0080.00514.23
5.6.60.0090.00414.03
5.6.50.0050.00613.93
5.6.40.0070.00714.26
5.6.30.0080.00414.25
5.6.20.0090.00514.19
5.6.10.0100.00514.32
5.6.00.0060.00814.38
5.5.380.0080.00212.68
5.5.370.0060.00412.60
5.5.360.0050.00512.70
5.5.350.0140.02815.15
5.5.340.0060.03014.33
5.5.330.0100.02015.01
5.5.320.0140.01915.15
5.5.310.0070.02115.22
5.5.300.0080.03014.56
5.5.290.0040.03214.46
5.5.280.0060.03015.34
5.5.270.0100.02815.40
5.5.260.0090.02115.48
5.5.250.0070.03015.25
5.5.240.0450.01815.04
5.5.230.0050.00912.55
5.5.220.0060.00312.66
5.5.210.0040.00512.74
5.5.200.0100.00312.58
5.5.190.0040.00612.65
5.5.180.0060.00412.53
5.5.170.0080.00614.05
5.5.160.0110.00312.54
5.5.150.0080.00412.78
5.5.140.0040.00612.71
5.5.130.0080.00512.53
5.5.120.0020.01112.68
5.5.110.0040.00812.57
5.5.100.0050.00412.78
5.5.90.0060.00612.61
5.5.80.0080.00412.63
5.5.70.0080.00812.58
5.5.60.0070.00812.52
5.5.50.0100.00112.68
5.5.40.0050.00512.70
5.5.30.0090.00412.67
5.5.20.0120.00312.69
5.5.10.0060.00712.67
5.5.00.0090.00512.62
5.4.450.0120.01913.81
5.4.440.0180.01913.76
5.4.430.0110.01713.78
5.4.420.0160.01813.80
5.4.410.0180.01613.82
5.4.400.0100.01613.61
5.4.390.0160.01913.69
5.4.380.0140.02413.56
5.4.370.0140.02113.54
5.4.360.0310.02013.47
5.4.350.0130.02413.47
5.4.340.0100.02513.55
5.4.330.0050.00711.12
5.4.320.0070.01411.46
5.4.310.0060.01611.47
5.4.300.0050.01411.47
5.4.290.0060.01811.52
5.4.280.0100.01111.52
5.4.270.0080.01311.44
5.4.260.0060.01411.38
5.4.250.0040.01611.48
5.4.240.0040.01611.47
5.4.230.0060.01611.48
5.4.220.0070.01511.49
5.4.210.0020.01911.47
5.4.200.0060.01711.52
5.4.190.0060.01611.39
5.4.180.0070.01611.43
5.4.170.0070.01511.52
5.4.160.0080.01211.44
5.4.150.0080.01211.42
5.4.140.0070.01511.44
5.4.130.0050.01711.32
5.4.120.0060.01511.40
5.4.110.0090.01411.34
5.4.100.0070.01411.38
5.4.90.0050.01811.34
5.4.80.0070.01411.33
5.4.70.0080.01511.27
5.4.60.0050.01611.36
5.4.50.0100.01211.33
5.4.40.0060.01511.35
5.4.30.0060.01711.35
5.4.20.0050.01411.35
5.4.10.0060.01611.35
5.4.00.0090.01211.16
5.3.290.0060.01811.44
5.3.280.0060.01511.35
5.3.270.0040.01811.40
5.3.260.0070.01611.42
5.3.250.0080.01311.40
5.3.240.0100.01311.37
5.3.230.0080.01411.36
5.3.220.0040.01711.33
5.3.210.0070.01611.29
5.3.200.0050.01711.33
5.3.190.0040.01811.42
5.3.180.0050.01711.47
5.3.170.0080.01411.37
5.3.160.0080.01511.38
5.3.150.0070.01411.39
5.3.140.0070.01511.44
5.3.130.0060.01511.39
5.3.120.0070.01611.42
5.3.110.0050.01611.40
5.3.100.0060.01611.21
5.3.90.0030.01611.17
5.3.80.0040.01611.13
5.3.70.0050.01611.11
5.3.60.0050.01611.18
5.3.50.0090.01611.06
5.3.40.0060.01611.09
5.3.30.0080.01411.09
5.3.20.0060.01610.98
5.3.10.0050.01410.94
5.3.00.0030.01810.97
5.2.170.0060.01710.13
5.2.160.0020.01910.13
5.2.150.0060.01610.13
5.2.140.0040.01810.13
5.2.130.0040.01810.11
5.2.120.0030.01710.11
5.2.110.0070.01610.11
5.2.100.0070.01410.11
5.2.90.0070.01710.11
5.2.80.0070.01710.11
5.2.70.0060.01810.10
5.2.60.0050.01710.08
5.2.50.0070.02010.07
5.2.40.0070.01610.06
5.2.30.0070.01810.04
5.2.20.0080.01610.04
5.2.10.0040.01710.00
5.2.00.0070.0209.93
5.1.60.0060.0149.57
5.1.50.0050.0209.57
5.1.40.0060.0129.56
5.1.30.0050.0159.73
5.1.20.0060.0159.75
5.1.10.0050.0159.61
5.1.00.0020.0199.61
5.0.50.0040.0138.85
5.0.40.0040.0118.78
5.0.30.0050.0158.68
5.0.20.0040.0138.67
5.0.10.0050.0098.66
5.0.00.0040.0168.65
4.4.90.0030.0117.93
4.4.80.0010.0127.91
4.4.70.0060.0107.92
4.4.60.0020.0117.92
4.4.50.0040.0127.92
4.4.40.0030.0157.89
4.4.30.0060.0077.92
4.4.20.0020.0117.96
4.4.10.0010.0117.96
4.4.00.0030.0147.92
4.3.110.0040.0117.87
4.3.100.0020.0107.87
4.3.90.0020.0127.85
4.3.80.0030.0137.83
4.3.70.0040.0127.85
4.3.60.0050.0077.85
4.3.50.0040.0087.85
4.3.40.0020.0147.81
4.3.30.0020.0097.18
4.3.20.0010.0117.17
4.3.10.0010.0117.14
4.3.00.0040.01012.02

preferences:
47.78 ms | 401 KiB | 5 Q