3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = array('foo','foo','bar'); $y = array_unique($x); $z = array_diff($x,$y); ?>

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)
8.3.40.0110.00318.67
8.3.30.0070.00718.54
8.3.20.0000.00818.74
8.3.10.0080.00020.54
8.3.00.0080.00419.23
8.2.170.0170.00322.96
8.2.160.0040.01120.88
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0000.00819.38
8.2.110.0040.00720.39
8.2.100.0060.00617.78
8.2.90.0030.00519.22
8.2.80.0040.00417.97
8.2.70.0040.00417.49
8.2.60.0090.00017.93
8.2.50.0040.00418.07
8.2.40.0000.00718.22
8.2.30.0080.00018.09
8.2.20.0020.00517.58
8.2.10.0000.00717.64
8.2.00.0000.00817.55
8.1.270.0050.00224.66
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00422.06
8.1.230.0060.00617.42
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.00
8.1.190.0040.00417.39
8.1.180.0050.00318.10
8.1.170.0000.00818.90
8.1.160.0090.00018.76
8.1.150.0040.00418.65
8.1.140.0020.00517.44
8.1.130.0070.00017.73
8.1.120.0040.00417.35
8.1.110.0030.00317.29
8.1.100.0070.00017.39
8.1.90.0070.00017.33
8.1.80.0030.00417.33
8.1.70.0000.00717.28
8.1.60.0000.00717.46
8.1.50.0050.00217.41
8.1.40.0050.00317.45
8.1.30.0050.00217.50
8.1.20.0020.00517.51
8.1.10.0040.00417.35
8.1.00.0030.00617.30
8.0.300.0000.00818.77
8.0.290.0030.00616.60
8.0.280.0030.00518.41
8.0.270.0000.00817.03
8.0.260.0060.00016.70
8.0.250.0040.00416.89
8.0.240.0000.00716.89
8.0.230.0070.00016.82
8.0.220.0040.00416.67
8.0.210.0040.00416.88
8.0.200.0020.00516.82
8.0.190.0030.00316.74
8.0.180.0000.00716.88
8.0.170.0050.00316.82
8.0.160.0070.00016.82
8.0.150.0070.00016.80
8.0.140.0040.00416.78
8.0.130.0000.00613.30
8.0.120.0040.00416.82
8.0.110.0030.00316.87
8.0.100.0040.00416.86
8.0.90.0040.00416.77
8.0.80.0060.01016.85
8.0.70.0040.00416.68
8.0.60.0000.00716.64
8.0.50.0070.00016.68
8.0.30.0090.00916.94
8.0.20.0190.01316.97
8.0.10.0040.00416.90
8.0.00.0100.00816.65
7.4.330.0040.00012.91
7.4.320.0030.00316.54
7.4.300.0000.00616.57
7.4.290.0070.00016.44
7.4.280.0050.00216.51
7.4.270.0080.00016.42
7.4.260.0060.00013.12
7.4.250.0060.00316.41
7.4.240.0040.00416.49
7.4.230.0000.00716.50
7.4.220.0040.01516.59
7.4.210.0040.01216.53
7.4.200.0050.00216.53
7.4.190.0040.00416.59
7.4.160.0080.00816.52
7.4.150.0130.00316.34
7.4.140.0120.00616.40
7.4.130.0080.01016.50
7.4.120.0100.00716.49
7.4.110.0070.01416.20
7.4.100.0200.00316.31
7.4.90.0100.00616.50
7.4.80.0080.00816.57
7.4.70.0110.00516.39
7.4.60.0160.00016.45
7.4.50.0060.00316.26
7.4.40.0000.01416.28
7.4.30.0080.00816.49
7.4.00.0060.01015.03
7.3.330.0000.00612.95
7.3.320.0000.00513.02
7.3.310.0020.00516.17
7.3.300.0000.00716.11
7.3.290.0120.00616.23
7.3.280.0060.01116.08
7.3.270.0080.00816.34
7.3.260.0090.00916.30
7.3.250.0090.00816.34
7.3.240.0090.00616.17
7.3.230.0100.00716.06
7.3.210.0140.00416.46
7.3.200.0100.00719.39
7.3.190.0060.01516.30
7.3.180.0100.00716.23
7.3.170.0090.00716.50
7.3.160.0140.00716.19
7.3.120.0090.00614.81
7.3.10.0150.00016.56
7.3.00.0040.01116.38
7.2.330.0130.00616.32
7.2.320.0100.00716.61
7.2.310.0120.01216.30
7.2.300.0100.00616.59
7.2.290.0100.00616.34
7.2.130.0110.00316.75
7.2.120.0090.00616.82
7.2.110.0070.01116.89
7.2.100.0060.01016.82
7.2.90.0060.00916.80
7.2.80.0000.01416.74
7.2.70.0090.00616.82
7.2.60.0080.00816.91
7.2.50.0030.01016.73
7.2.40.0040.00716.64
7.2.30.0040.01116.85
7.2.20.0040.00816.86
7.2.10.0040.01116.75
7.2.00.0120.00118.13
7.1.250.0040.00415.43
7.1.100.0040.00818.14
7.1.70.0060.00617.02
7.1.60.0100.01419.40
7.1.50.0120.00916.82
7.1.00.0070.06022.30
7.0.200.0070.00714.71
7.0.140.0070.07322.07
7.0.120.0070.03022.03
7.0.60.0200.07319.95
7.0.50.0100.07717.86
7.0.40.0030.07719.96
7.0.30.0300.07720.18
7.0.20.0370.08020.17
7.0.10.0200.07719.99
7.0.00.0030.05020.16
5.6.280.0130.06320.88
5.6.210.0130.05720.47
5.6.200.0130.07718.21
5.6.190.0070.06320.48
5.6.180.0200.07020.32
5.6.170.0270.07320.51
5.6.160.0100.08020.49
5.6.150.0130.04318.09
5.6.140.0100.08018.09
5.6.130.0100.05018.20
5.6.120.0000.05021.08
5.6.110.0030.08720.95
5.6.100.0130.04720.99
5.6.90.0000.06321.02
5.6.80.0130.07320.41
5.5.350.0170.06720.29
5.5.340.0000.04018.02
5.5.330.0070.08020.47
5.5.320.0400.07320.29
5.5.310.0300.08020.29
5.5.300.0030.07717.87
5.5.290.0130.08018.00
5.5.280.0130.07020.86
5.5.270.0000.04320.85
5.5.260.0170.06320.79
5.5.250.0070.03720.68
5.5.240.0030.07720.16
5.4.450.0030.05719.25
5.4.440.0000.08719.41
5.4.430.0070.08019.54
5.4.420.0070.05019.13
5.4.410.0070.07019.28
5.4.400.0030.07018.79
5.4.390.0100.06719.16
5.4.380.0000.05019.17
5.4.370.0030.04319.13
5.4.360.0030.08319.08
5.4.350.0070.03318.91
5.4.340.0100.04718.92
5.4.320.0030.03719.18
5.4.310.0070.03719.17
5.4.300.0070.04718.79
5.4.290.0100.06318.91
5.4.280.0030.05319.17
5.4.270.0030.07319.17
5.4.260.0170.06718.79
5.4.250.0030.05318.91
5.4.240.0100.06319.00
5.4.230.0070.07018.78
5.4.220.0100.03318.78
5.4.210.0000.06718.91
5.4.200.0030.04018.91
5.4.190.0030.04018.93
5.4.180.0070.04019.17
5.4.170.0070.03319.10
5.4.160.0030.03719.06
5.4.150.0030.03719.06
5.4.140.0000.04016.26
5.4.130.0030.03316.25
5.4.120.0070.03016.37
5.4.110.0030.03716.34
5.4.100.0070.04016.24
5.4.90.0070.03716.32
5.4.80.0030.03316.59
5.4.70.0000.03716.22
5.4.60.0000.04016.32
5.4.50.0000.03716.12
5.4.40.0070.04016.27
5.4.30.0030.03716.34
5.4.20.0000.03716.23
5.4.10.0070.03016.28
5.4.00.0070.03315.82
5.3.290.0030.07314.59
5.3.280.0000.04014.52
5.3.270.0030.03714.58
5.3.260.0030.03714.52
5.3.250.0030.03714.52
5.3.240.0070.03314.39
5.3.230.0030.03714.55
5.3.220.0000.04014.46
5.3.210.0070.03314.35
5.3.200.0030.03714.65
5.3.190.0030.03714.58
5.3.180.0030.03714.48
5.3.170.0130.03014.49
5.3.160.0030.03714.57
5.3.150.0030.04714.48
5.3.140.0100.03714.51
5.3.130.0000.04014.33
5.3.120.0030.04014.47
5.3.110.0030.04014.51
5.3.100.0030.04314.05
5.3.90.0000.03713.96
5.3.80.0070.03013.85
5.3.70.0030.04313.95
5.3.60.0070.03013.93
5.3.50.0030.03313.91
5.3.40.0030.03713.78
5.3.30.0030.03313.83
5.3.20.0070.03313.64
5.3.10.0000.04013.75
5.3.00.0030.03713.55
5.2.170.0030.03011.13
5.2.160.0000.03311.23
5.2.150.0000.03011.14
5.2.140.0000.03011.15
5.2.130.0000.03011.26
5.2.120.0030.02711.04
5.2.110.0030.02711.00
5.2.100.0030.03311.09
5.2.90.0030.02710.98
5.2.80.0070.05011.11
5.2.70.0030.03011.17
5.2.60.0000.05311.02
5.2.50.0030.05010.99
5.2.40.0030.03010.89
5.2.30.0000.03010.94
5.2.20.0000.04710.88
5.2.10.0030.06010.71
5.2.00.0100.06010.87
5.1.60.0030.0439.94
5.1.50.0070.0509.89
5.1.40.0100.0509.95
5.1.30.0100.03310.32
5.1.20.0030.03310.42
5.1.10.0030.0279.97
5.1.00.0000.02710.12
5.0.50.0070.0408.43
5.0.40.0070.0138.43
5.0.30.0000.0338.43
5.0.20.0070.0138.43
5.0.10.0030.0438.43
5.0.00.0030.0408.43
4.4.90.0000.0178.43
4.4.80.0000.0408.43
4.4.70.0000.0278.43
4.4.60.0030.0378.43
4.4.50.0000.0308.43
4.4.40.0000.0578.43
4.4.30.0000.0208.43
4.4.20.0000.0208.43
4.4.10.0000.0378.43
4.4.00.0000.0308.43
4.3.110.0000.0178.43
4.3.100.0030.0138.43
4.3.90.0030.0308.43
4.3.80.0030.0338.43
4.3.70.0000.0208.43
4.3.60.0030.0138.43
4.3.50.0000.0178.43
4.3.40.0000.0278.43
4.3.30.0030.0338.43
4.3.20.0000.0378.43
4.3.10.0000.0408.43
4.3.00.0030.0238.43

preferences:
43.47 ms | 400 KiB | 5 Q