3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array("a" => "apple", "b" => "banana"); $b = array("a" => "pear", "b" => "strawberry", "c" => "cherry"); print_r($a + $b); // Union of $a and $b

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)
8.3.60.0030.01716.38
8.3.50.0080.00918.23
8.3.40.0120.00318.73
8.3.30.0110.01118.63
8.3.20.0120.00618.54
8.3.10.0060.00320.58
8.3.00.0080.00019.25
8.2.180.0150.00018.04
8.2.170.0090.00922.96
8.2.160.0160.00018.94
8.2.150.0030.00624.18
8.2.140.0080.00024.66
8.2.130.0070.00426.16
8.2.120.0070.01120.52
8.2.110.0000.00820.43
8.2.100.0070.00417.78
8.2.90.0000.00819.10
8.2.80.0070.00019.42
8.2.70.0000.00817.38
8.2.60.0000.00817.80
8.2.50.0040.00419.23
8.2.40.0050.00517.87
8.2.30.0090.00018.02
8.2.20.0060.00319.45
8.2.10.0000.00817.78
8.2.00.0040.00417.63
8.1.280.0140.00725.92
8.1.270.0050.00324.66
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.77
8.1.230.0000.01121.04
8.1.220.0050.00318.77
8.1.210.0050.00219.16
8.1.200.0080.00017.35
8.1.190.0040.00417.39
8.1.180.0040.00418.10
8.1.170.0050.00318.97
8.1.160.0000.00918.72
8.1.150.0050.00318.51
8.1.140.0000.00717.28
8.1.130.0030.00317.68
8.1.120.0000.00917.45
8.1.110.0070.00017.41
8.1.100.0000.00717.31
8.1.90.0040.00417.28
8.1.80.0030.00417.36
8.1.70.0000.00717.32
8.1.60.0080.00017.51
8.1.50.0050.00317.45
8.1.40.0040.00417.43
8.1.30.0030.00517.40
8.1.20.0030.00517.46
8.1.10.0000.00717.46
8.1.00.0040.00417.36
8.0.300.0000.00819.73
8.0.290.0040.00416.75
8.0.280.0030.00518.31
8.0.270.0030.00317.19
8.0.260.0030.00316.81
8.0.250.0000.00816.94
8.0.240.0030.00316.93
8.0.230.0030.00316.84
8.0.220.0030.00316.77
8.0.210.0070.00016.86
8.0.200.0000.00716.82
8.0.190.0000.00716.91
8.0.180.0030.00516.88
8.0.170.0050.00316.79
8.0.160.0000.00716.91
8.0.150.0030.00716.75
8.0.140.0030.00616.86
8.0.130.0000.00513.39
8.0.120.0000.00716.87
8.0.110.0000.00716.89
8.0.100.0000.00816.86
8.0.90.0050.00316.84
8.0.80.0120.00316.83
8.0.70.0000.00716.78
8.0.60.0070.00016.85
8.0.50.0040.00416.67
8.0.30.0120.00617.19
8.0.20.0080.01017.07
8.0.10.0000.00717.06
8.0.00.0170.00316.60
7.4.330.0000.00512.85
7.4.320.0040.00416.51
7.4.300.0000.00616.52
7.4.290.0030.00316.46
7.4.280.0000.00716.43
7.4.270.0030.00316.41
7.4.260.0060.00013.20
7.4.250.0020.00516.43
7.4.240.0000.00716.30
7.4.230.0000.00616.17
7.4.220.0060.01216.55
7.4.210.0100.01016.44
7.4.200.0030.00316.28
7.4.190.0000.00716.29
7.4.160.0100.00716.68
7.4.150.0130.01316.27
7.4.140.0190.00416.20
7.4.130.0120.00616.39
7.4.120.0120.00616.38
7.4.110.0100.00716.46
7.4.100.0040.01416.25
7.4.90.0120.00916.39
7.4.80.0080.00819.39
7.4.70.0080.00916.39
7.4.60.0130.00316.39
7.4.50.0040.00416.23
7.4.40.0100.00616.20
7.4.30.0060.00916.37
7.4.00.0160.00015.13
7.3.330.0050.00013.03
7.3.320.0030.00312.97
7.3.310.0070.00016.01
7.3.300.0000.00716.17
7.3.290.0050.00916.23
7.3.280.0080.00916.18
7.3.270.0190.00016.50
7.3.260.0120.00616.09
7.3.250.0120.00816.36
7.3.240.0130.00316.15
7.3.230.0130.00316.21
7.3.210.0130.00316.25
7.3.200.0060.01516.18
7.3.190.0150.00816.56
7.3.180.0060.00916.45
7.3.170.0090.00916.16
7.3.160.0130.00716.35
7.3.120.0110.00414.64
7.2.330.0100.00716.52
7.2.320.0130.00716.49
7.2.310.0120.01216.45
7.2.300.0030.01516.50
7.2.290.0060.00916.23
7.2.00.0100.00718.76
7.1.100.0000.01317.76
7.1.70.0000.00817.03
7.1.60.0070.00317.15
7.1.50.0000.02116.57
7.1.00.0070.04322.55
7.0.200.0050.00216.81
7.0.140.0030.07021.95
7.0.120.0100.06022.24
7.0.110.0230.05019.98
7.0.100.0330.05320.06
7.0.90.0070.05019.93
7.0.80.0000.05319.91
7.0.70.0000.04319.85
7.0.60.0030.04319.92
7.0.50.0270.06020.02
7.0.40.0070.04019.88
7.0.30.0100.04019.79
7.0.20.0070.04319.70
7.0.10.0030.03719.84
7.0.00.0030.04319.73
5.6.280.0070.07021.06
5.6.260.0070.06020.50
5.6.250.0130.05320.59
5.6.240.0100.06320.55
5.6.230.0070.04020.70
5.6.220.0100.03720.64
5.6.210.0070.03720.60
5.6.200.0030.04320.59
5.6.190.0000.04320.84
5.6.180.0000.05720.85
5.6.170.0000.04320.65
5.6.160.0030.04320.64
5.6.150.0030.04020.70
5.6.140.0000.04720.58
5.6.130.0070.03720.55
5.6.120.0030.04720.61
5.6.110.0000.05020.83
5.6.100.0030.04320.59
5.6.90.0070.03720.62
5.6.80.0070.04019.96
5.6.70.0070.04019.92
5.6.60.0000.05020.00
5.6.50.0000.05020.05
5.6.40.0100.06720.00
5.6.30.0100.07319.94
5.6.20.0100.03719.86
5.6.10.0030.07319.98
5.6.00.0100.03719.90
5.5.380.0030.03317.46
5.5.370.0070.07717.40
5.5.360.0030.04317.39
5.5.350.0030.04017.46
5.5.340.0070.03717.77
5.5.330.0070.04317.99
5.5.320.0070.03717.84
5.5.310.0100.04318.13
5.5.300.0070.04018.16
5.5.290.0000.04718.00
5.5.280.0070.04017.85
5.5.270.0100.03718.24
5.5.260.0100.04317.98
5.5.250.0000.06717.93
5.5.240.0000.04717.26
5.5.230.0030.04717.64
5.5.220.0130.04317.40
5.5.210.0070.07317.53
5.5.200.0100.07317.48
5.5.190.0100.04017.24
5.5.180.0100.07717.44
5.5.160.0000.04317.36
5.5.150.0070.07317.46
5.5.140.0130.04317.44
5.5.130.0170.03317.48
5.5.120.0030.04717.23
5.5.110.0070.04717.43
5.5.100.0070.07717.10
5.5.90.0070.07317.27
5.5.80.0170.06017.10
5.5.70.0100.04017.37
5.5.60.0030.06717.08
5.5.50.0030.04017.41
5.5.40.0070.04717.34
5.5.30.0130.06317.27
5.5.20.0070.06017.36
5.5.10.0100.03017.36
5.5.00.0030.04317.33
5.4.450.0070.04319.33
5.4.440.0070.06319.43
5.4.430.0070.04019.27
5.4.420.0070.03019.60
5.4.410.0070.03719.47
5.4.400.0030.03319.12
5.4.390.0030.04018.95
5.4.380.0100.04318.95
5.4.370.0100.03719.25
5.4.360.0100.03019.27
5.4.350.0000.04719.03
5.4.340.0030.05319.16
5.4.320.0100.04718.98
5.4.310.0070.05319.27
5.4.300.0030.04318.92
5.4.290.0030.04318.95
5.4.280.0000.04319.27
5.4.270.0100.03319.03
5.4.260.0000.06019.02
5.4.250.0100.06718.95
5.4.240.0200.03019.18
5.4.230.0070.04319.11
5.4.220.0100.07719.00
5.4.210.0030.04019.11
5.4.200.0100.06719.14
5.4.190.0030.08319.09
5.4.180.0030.03719.17
5.4.170.0030.05319.13
5.4.160.0030.03718.91
5.4.150.0070.06318.93
5.4.140.0100.06716.31
5.4.130.0070.06016.22
5.4.120.0030.04016.52
5.4.110.0070.04716.53
5.4.100.0030.03716.41
5.4.90.0000.07016.52
5.4.80.0100.04016.39
5.4.70.0070.07316.17
5.4.60.0000.03316.52
5.4.50.0030.05016.47
5.4.40.0070.03016.56
5.4.30.0100.04316.46
5.4.20.0070.03016.25
5.4.10.0070.04716.48
5.4.00.0000.04015.71
5.3.290.0070.03714.69
5.3.280.0070.08014.56
5.3.270.0000.04014.68
5.3.260.0070.04714.54
5.3.250.0070.04314.60
5.3.240.0070.04314.48
5.3.230.0100.05714.54
5.3.220.0070.04014.65
5.3.210.0000.06314.59
5.3.200.0130.06014.39
5.3.190.0100.04714.50
5.3.180.0070.03714.46
5.3.170.0000.03314.63
5.3.160.0000.07714.40
5.3.150.0030.08014.43
5.3.140.0030.03314.40
5.3.130.0000.04314.42
5.3.120.0000.04314.62
5.3.110.0000.04314.42
5.3.100.0030.03714.03
5.3.90.0030.03713.96
5.3.80.0030.03714.09
5.3.70.0130.02713.84
5.3.60.0000.03313.98
5.3.50.0200.02013.82
5.3.40.0000.04013.82
5.3.30.0030.03013.79
5.3.20.0030.03013.63
5.3.10.0030.03013.59
5.3.00.0030.03013.49
5.2.170.0030.03012.79
5.2.160.0030.02712.79
5.2.150.0000.03012.79
5.2.140.0030.02712.79
5.2.130.0030.03012.79
5.2.120.0000.02712.79
5.2.110.0000.03012.79
5.2.100.0000.03012.79
5.2.90.0030.02312.79
5.2.80.0030.02712.79
5.2.70.0000.02712.79
5.2.60.0100.01712.79
5.2.50.0000.03312.79
5.2.40.0070.02312.79
5.2.30.0000.02712.79
5.2.20.0030.02312.79
5.2.10.0030.02312.79
5.2.00.0030.02312.79
5.1.60.0030.02012.79
5.1.50.0030.02012.79
5.1.40.0030.02012.79
5.1.30.0030.02312.79
5.1.20.0030.02012.79
5.1.10.0030.02312.79
5.1.00.0000.02312.79
5.0.50.0000.01712.79
5.0.40.0000.02012.79
5.0.30.0030.02312.79
5.0.20.0000.02012.79
5.0.10.0000.01712.79
5.0.00.0000.02712.79
4.4.90.0030.01012.79
4.4.80.0070.00712.79
4.4.70.0000.01312.79
4.4.60.0000.01312.79
4.4.50.0000.01312.79
4.4.40.0000.02312.79
4.4.30.0000.01312.79
4.4.20.0000.01312.79
4.4.10.0000.01312.79
4.4.00.0000.02012.79
4.3.110.0030.01012.79
4.3.100.0000.01312.79
4.3.90.0000.01312.79
4.3.80.0000.02012.79
4.3.70.0000.01312.79
4.3.60.0000.01712.79
4.3.50.0000.01312.79
4.3.40.0030.01712.79
4.3.30.0000.01712.79
4.3.20.0000.01312.79
4.3.10.0000.01312.79
4.3.00.0000.01312.79

preferences:
38.89 ms | 401 KiB | 5 Q