3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array ( 0 => array ( 'php' => 5.3, ), 1 => array ( 'php' => 5.3, ), 2 => array ( 'php' => 5.3, ), ); $a = array_map('serialize', $a); $a = array_unique($a); $a = array_map('unserialize', $a); var_dump($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)
8.3.70.0120.00316.50
8.3.60.0140.00416.38
8.3.50.0090.00716.50
8.3.40.0120.00318.32
8.3.30.0090.00618.36
8.3.20.0040.00418.69
8.3.10.0030.00620.40
8.3.00.0090.00019.26
8.2.180.0160.00316.50
8.2.170.0040.01122.96
8.2.160.0040.01120.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00718.79
8.2.110.0070.00321.00
8.2.100.0090.00317.79
8.2.90.0050.00318.22
8.2.80.0080.00017.97
8.2.70.0030.00617.63
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0040.00418.16
8.2.30.0040.00418.03
8.2.20.0040.00417.56
8.2.10.0000.00817.71
8.2.00.0040.00317.68
8.1.280.0100.01025.92
8.1.270.0060.00323.99
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0040.00423.97
8.1.230.0060.00620.95
8.1.220.0000.00817.79
8.1.210.0040.00418.77
8.1.200.0090.00017.35
8.1.190.0040.00417.22
8.1.180.0000.00918.10
8.1.170.0040.00418.65
8.1.160.0070.00018.94
8.1.150.0040.00418.57
8.1.140.0000.00717.26
8.1.130.0030.00317.86
8.1.120.0040.00417.33
8.1.110.0000.00717.28
8.1.100.0070.00017.34
8.1.90.0000.00717.30
8.1.80.0000.00717.41
8.1.70.0030.00317.27
8.1.60.0030.00517.45
8.1.50.0040.00417.41
8.1.40.0040.00417.48
8.1.30.0040.00417.62
8.1.20.0040.00417.62
8.1.10.0030.00617.46
8.1.00.0000.00717.42
8.0.300.0080.00020.08
8.0.290.0040.00416.63
8.0.280.0000.00718.39
8.0.270.0030.00317.20
8.0.260.0000.00718.25
8.0.250.0030.00516.95
8.0.240.0030.00616.81
8.0.230.0040.00416.82
8.0.220.0070.00016.78
8.0.210.0000.00716.96
8.0.200.0000.00716.97
8.0.190.0040.00417.00
8.0.180.0080.00016.90
8.0.170.0000.00816.76
8.0.160.0030.00316.76
8.0.150.0030.00416.82
8.0.140.0060.00316.86
8.0.130.0030.00313.36
8.0.120.0040.00416.75
8.0.110.0060.00316.88
8.0.100.0040.00416.84
8.0.90.0040.00416.92
8.0.80.0070.01316.95
8.0.70.0000.00716.85
8.0.60.0050.00216.80
8.0.50.0030.00616.77
8.0.30.0060.01517.13
8.0.20.0080.01017.03
8.0.10.0000.00717.05
8.0.00.0110.00816.58
7.4.330.0050.00012.94
7.4.320.0000.00816.54
7.4.300.0030.00316.58
7.4.290.0030.00316.43
7.4.280.0030.00616.45
7.4.270.0020.00516.46
7.4.260.0000.00613.23
7.4.250.0000.00816.47
7.4.240.0070.00016.59
7.4.230.0070.00016.46
7.4.220.0080.00816.54
7.4.210.0100.01016.48
7.4.200.0030.00316.59
7.4.190.0000.00716.69
7.4.160.0000.01616.41
7.4.150.0110.00716.25
7.4.140.0090.00916.27
7.4.130.0050.01116.39
7.4.120.0110.00716.52
7.4.110.0040.01916.33
7.4.100.0060.01216.29
7.4.90.0090.00916.43
7.4.80.0190.00619.39
7.4.70.0120.00616.58
7.4.60.0030.01316.36
7.4.50.0000.00516.57
7.4.40.0000.01916.36
7.4.30.0110.00716.13
7.4.00.0070.01015.02
7.3.330.0050.00013.03
7.3.320.0030.00312.89
7.3.310.0000.00816.14
7.3.300.0030.00316.18
7.3.290.0100.00416.16
7.3.280.0120.00616.13
7.3.270.0150.00416.25
7.3.260.0160.00316.43
7.3.250.0090.01216.35
7.3.240.0100.00616.29
7.3.230.0120.01216.15
7.3.210.0130.01016.22
7.3.200.0100.00616.46
7.3.190.0100.00716.25
7.3.180.0100.00616.34
7.3.170.0040.01216.38
7.3.160.0100.00716.25
7.3.120.0090.00614.65
7.2.330.0060.01616.53
7.2.320.0100.00716.46
7.2.310.0130.00616.58
7.2.300.0120.00616.66
7.2.290.0070.01416.61
7.1.70.0000.00717.16
7.1.60.0060.01217.27
7.1.50.0030.01016.90
7.1.00.0000.04022.30
7.0.200.0060.01016.66
7.0.140.0070.07022.12
7.0.120.0100.04021.92
7.0.60.0030.07019.93
7.0.50.0030.08717.84
7.0.40.0070.04020.04
7.0.30.0400.06020.15
7.0.20.0300.06320.30
7.0.10.0330.06320.19
7.0.00.0200.04320.29
5.6.280.0030.07320.91
5.6.210.0100.05720.71
5.6.200.0130.08018.09
5.6.190.0000.05020.56
5.6.180.0300.07020.23
5.6.170.0330.07720.46
5.6.160.0030.05320.51
5.6.150.0070.08018.11
5.6.140.0070.03718.21
5.6.130.0100.07718.12
5.6.120.0070.08721.01
5.6.110.0070.08320.98
5.6.100.0030.09020.88
5.6.90.0130.08020.99
5.6.80.0100.07320.39
5.6.70.0300.07720.36
5.5.350.0300.07020.37
5.5.340.0070.07017.91
5.5.330.0130.04020.28
5.5.320.0200.04720.23
5.5.310.0370.06720.29
5.5.300.0070.06317.96
5.5.290.0100.08317.87
5.5.280.0000.05020.79
5.5.270.0030.06020.64
5.5.260.0070.06320.86
5.5.250.0030.08320.47
5.5.240.0170.07020.18
5.4.450.0130.05019.25
5.4.440.0170.07719.33
5.4.430.0070.04719.45
5.4.420.0070.08319.23
5.4.410.0030.07719.37
5.4.400.0000.04318.92
5.4.390.0070.07718.79
5.4.380.0130.04318.92
5.4.370.0100.06719.15
5.4.360.0130.07018.78
5.4.350.0070.05019.16
5.4.340.0200.05019.08
5.4.320.0000.04719.02
5.4.310.0030.06719.17
5.4.300.0070.03719.09
5.4.290.0070.06019.07
5.4.280.0070.04319.07
5.4.270.0030.06719.13
5.4.260.0000.08018.95
5.4.250.0070.07319.07
5.4.240.0070.08319.17
5.4.230.0100.07719.13
5.4.220.0070.06018.80
5.4.210.0100.06019.17
5.4.200.0130.07719.07
5.4.190.0130.06718.78
5.4.180.0070.03719.09
5.4.170.0070.04318.90
5.4.160.0000.05018.76
5.4.150.0030.05018.89
5.4.140.0000.07316.20
5.4.130.0000.04716.28
5.4.120.0030.06016.43
5.4.110.0030.07016.24
5.4.100.0030.05316.27
5.4.90.0070.06316.37
5.4.80.0100.04716.39
5.4.70.0130.07016.23
5.4.60.0130.04316.32
5.4.50.0000.05716.21
5.4.40.0100.03316.13
5.4.30.0100.06016.24
5.4.20.0000.05016.47
5.4.10.0030.08016.37
5.4.00.0070.07715.64
5.3.290.0100.07714.49
5.3.280.0030.07714.41
5.3.270.0030.05014.69
5.3.260.0030.06014.55
5.3.250.0170.06714.54
5.3.240.0070.07014.55
5.3.230.0100.07014.54
5.3.220.0130.06714.46
5.3.210.0030.08314.36
5.3.200.0070.07314.50
5.3.190.0070.06714.49
5.3.180.0170.03714.52
5.3.170.0100.07014.36
5.3.160.0000.05014.44
5.3.150.0100.08014.39
5.3.140.0030.04314.50
5.3.130.0100.04314.64
5.3.120.0100.07014.50
5.3.110.0070.06314.49
5.3.100.0100.05313.96
5.3.90.0070.07313.95
5.3.80.0100.06713.85
5.3.70.0030.07713.94
5.3.60.0000.06714.10
5.3.50.0130.07013.79
5.3.40.0070.05013.91
5.3.30.0100.04313.75
5.3.20.0030.03713.67
5.3.10.0070.04313.65
5.3.00.0030.04013.61
5.2.170.0030.07011.05
5.2.160.0070.04011.05
5.2.150.0000.06311.15
5.2.140.0000.03311.15
5.2.130.0070.05011.04
5.2.120.0030.04011.19
5.2.110.0000.07011.00
5.2.100.0070.05311.00
5.2.90.0000.04011.26
5.2.80.0070.06311.07
5.2.70.0000.04311.11
5.2.60.0030.04311.20
5.2.50.0030.03010.95
5.2.40.0070.03710.93
5.2.30.0030.02710.90
5.2.20.0000.03010.89
5.2.10.0000.03010.94
5.2.00.0030.02710.72
5.1.60.0000.0279.99
5.1.50.0000.02710.07
5.1.40.0000.0239.90
5.1.30.0000.02710.40
5.1.20.0000.02710.32
5.1.10.0000.0279.97
5.1.00.0000.02710.05
5.0.50.0030.0208.66
5.0.40.0030.0178.31
5.0.30.0030.0638.20
5.0.20.0000.0238.12
5.0.10.0070.0208.12
5.0.00.0000.0338.22
4.4.90.0000.0338.06
4.4.80.0030.0208.06
4.4.70.0030.0138.06
4.4.60.0000.0178.06
4.4.50.0000.0178.06
4.4.40.0000.0238.06
4.4.30.0000.0178.06
4.4.20.0000.0178.06
4.4.10.0000.0138.06
4.4.00.0000.0238.06
4.3.110.0000.0138.06
4.3.100.0000.0138.06
4.3.90.0030.0208.06
4.3.80.0000.0278.06
4.3.70.0030.0138.06
4.3.60.0000.0238.06
4.3.50.0000.0178.06
4.3.40.0030.0208.06
4.3.30.0000.0178.06
4.3.20.0000.0178.06
4.3.10.0000.0178.06
4.3.00.0000.0138.06

preferences:
64.58 ms | 401 KiB | 5 Q