3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = [1,2,3,4,5,6]; end($a); $test = prev($a); var_dump($test);

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)
8.3.40.0080.00618.42
8.3.30.0030.01018.83
8.3.20.0070.00020.12
8.3.10.0080.00023.78
8.3.00.0050.00319.06
8.2.170.0150.00022.96
8.2.160.0180.00420.41
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0060.00320.63
8.2.110.0070.00320.99
8.2.100.0100.00317.93
8.2.90.0060.00319.05
8.2.80.0040.00417.97
8.2.70.0150.00217.09
8.2.60.0040.00417.93
8.2.50.0090.00018.07
8.2.40.0040.00421.20
8.2.30.0020.00518.23
8.2.20.0040.00417.61
8.2.10.0070.00017.98
8.2.00.0040.00417.54
8.1.270.0060.00323.79
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0060.00322.41
8.1.230.0080.00417.70
8.1.220.0050.00317.76
8.1.210.0030.00518.77
8.1.200.0020.00917.11
8.1.190.0040.00717.13
8.1.180.0070.00018.10
8.1.170.0000.00818.52
8.1.160.0040.00421.96
8.1.150.0000.00718.57
8.1.140.0000.00717.28
8.1.130.0030.00317.68
8.1.120.0030.00517.40
8.1.110.0030.00617.27
8.1.100.0030.00617.32
8.1.90.0000.00717.28
8.1.80.0000.00717.35
8.1.70.0070.00017.36
8.1.60.0030.00517.52
8.1.50.0050.00317.39
8.1.40.0040.00717.39
8.1.30.0000.00817.60
8.1.20.0000.00717.55
8.1.10.0040.00417.53
8.1.00.0000.00817.34
8.0.300.0040.00418.77
8.0.290.0030.00517.03
8.0.280.0000.00718.25
8.0.270.0000.00717.11
8.0.260.0040.00417.16
8.0.250.0000.00616.84
8.0.240.0040.00416.77
8.0.230.0070.00016.85
8.0.220.0030.00316.83
8.0.210.0030.00316.68
8.0.200.0000.00616.87
8.0.190.0050.00216.88
8.0.180.0000.00716.73
8.0.170.0040.00416.72
8.0.160.0030.00316.76
8.0.150.0000.00716.77
8.0.140.0000.00716.78
8.0.130.0040.00413.31
8.0.120.0040.00416.79
8.0.110.0050.00316.89
8.0.100.0000.00816.71
8.0.90.0040.00416.67
8.0.80.0090.00616.83
8.0.70.0080.00016.76
8.0.60.0050.00316.80
8.0.50.0040.00416.70
8.0.30.0130.00616.89
8.0.20.0090.01017.40
8.0.10.0070.00016.92
8.0.00.0110.00916.70
7.4.330.0030.00315.00
7.4.320.0060.00016.32
7.4.300.0000.00616.52
7.4.290.0030.00316.45
7.4.280.0000.00716.34
7.4.270.0000.00916.40
7.4.260.0000.00716.55
7.4.250.0040.00416.29
7.4.240.0040.00316.48
7.4.230.0030.00316.23
7.4.220.0030.01416.55
7.4.210.0050.00916.57
7.4.200.0000.00716.23
7.4.190.0040.00416.70
7.4.160.0090.00616.38
7.4.150.0100.01017.40
7.4.140.0160.00517.86
7.4.130.0100.01016.41
7.4.120.0070.01316.34
7.4.110.0120.00616.28
7.4.100.0120.01016.34
7.4.90.0140.00316.37
7.4.80.0100.00719.39
7.4.70.0090.00616.53
7.4.60.0100.00716.46
7.4.50.0000.00416.40
7.4.40.0040.01216.48
7.4.30.0120.00816.12
7.4.10.0070.01114.78
7.4.00.0060.01114.97
7.3.330.0070.00013.04
7.3.320.0050.00013.07
7.3.310.0040.00416.12
7.3.300.0000.00716.17
7.3.290.0030.01316.16
7.3.280.0120.00716.13
7.3.270.0100.00717.40
7.3.260.0060.01316.44
7.3.250.0080.00916.14
7.3.240.0030.01316.28
7.3.230.0130.00716.39
7.3.210.0160.00016.09
7.3.200.0100.00619.39
7.3.190.0040.01516.47
7.3.180.0090.01216.36
7.3.170.0000.01616.39
7.3.160.0110.00516.20
7.3.130.0040.01114.64
7.3.120.0070.00914.66
7.3.110.0090.00714.55
7.3.100.0030.01214.59
7.3.90.0060.00614.72
7.3.80.0050.00814.74
7.3.70.0010.01314.60
7.3.60.0070.00714.67
7.3.50.0030.01214.54
7.3.40.0060.00814.74
7.3.30.0050.00714.59
7.3.20.0070.00416.53
7.3.10.0090.00416.44
7.3.00.0050.00816.36
7.2.330.0120.00616.59
7.2.320.0140.00716.39
7.2.310.0100.00716.57
7.2.300.0090.01316.50
7.2.290.0050.01416.39
7.2.260.0000.01714.90
7.2.250.0100.00714.92
7.2.240.0040.01314.94
7.2.230.0050.00914.60
7.2.220.0040.01214.78
7.2.210.0080.00714.90
7.2.200.0050.00914.79
7.2.190.0070.00814.87
7.2.180.0030.00814.88
7.2.170.0080.00614.88
7.2.160.0050.00914.75
7.2.150.0080.00716.75
7.2.140.0050.00916.67
7.2.130.0050.00916.83
7.2.120.0090.00816.54
7.2.110.0060.00816.77
7.2.100.0040.00816.67
7.2.90.0060.00816.74
7.2.80.0070.00616.83
7.2.70.0080.00716.88
7.2.60.0070.00816.78
7.2.50.0060.01016.78
7.2.40.0050.00916.79
7.2.30.0040.01016.85
7.2.20.0080.00716.76
7.2.10.0050.01016.69
7.2.00.0060.00617.36
7.1.330.0050.01115.66
7.1.320.0010.01215.71
7.1.310.0090.00215.64
7.1.300.0090.00515.76
7.1.290.0060.00615.70
7.1.280.0040.00715.74
7.1.270.0070.00815.64
7.1.260.0050.00615.64
7.1.250.0050.01115.75
7.1.240.0030.01015.68
7.1.230.0050.00615.68
7.1.220.0050.00815.66
7.1.210.0060.00315.53
7.1.200.0060.00815.59
7.1.190.0050.00915.65
7.1.180.0060.00915.82
7.1.170.0070.00815.64
7.1.160.0030.00815.61
7.1.150.0000.01215.67
7.1.140.0080.00615.69
7.1.130.0030.00915.67
7.1.120.0050.00615.81
7.1.110.0080.00415.80
7.1.100.0040.00816.50
7.1.90.0060.00815.73
7.1.80.0070.00515.84
7.1.70.0030.00716.08
7.1.60.0070.00916.86
7.1.50.0060.01015.91
7.1.40.0080.00715.66
7.1.30.0060.00515.70
7.1.20.0060.00515.68
7.1.10.0050.00815.79
7.1.00.0080.02717.85
7.0.330.0060.00615.39
7.0.320.0030.00815.17
7.0.310.0120.00115.11
7.0.300.0050.00715.23
7.0.290.0090.00715.36
7.0.280.0020.01115.21
7.0.270.0060.00815.18
7.0.260.0020.01115.12
7.0.250.0030.00815.25
7.0.240.0020.00915.34
7.0.230.0040.00715.44
7.0.220.0050.00415.14
7.0.210.0020.01015.29
7.0.200.0050.00715.84
7.0.190.0060.00715.38
7.0.180.0050.01115.30
7.0.170.0050.00715.30
7.0.160.0070.00315.12
7.0.150.0080.00515.26
7.0.140.0030.02217.54
7.0.130.0060.00515.28
7.0.120.0050.00715.15
7.0.110.0060.00515.30
7.0.100.0040.00815.42
7.0.90.0030.00715.40
7.0.80.0090.00115.38
7.0.70.0040.00915.32
7.0.60.0050.02716.86
7.0.50.0050.03016.23
7.0.40.0080.01915.54
7.0.30.0100.01915.53
7.0.20.0110.01815.69
7.0.10.0020.02115.54
7.0.00.0080.02915.66
5.6.400.0040.00714.24
5.6.390.0080.00614.28
5.6.380.0110.00314.30
5.6.370.0080.00814.16
5.6.360.0050.00714.37
5.6.350.0080.00614.26
5.6.340.0070.00813.76
5.6.330.0060.00614.00
5.6.320.0030.01114.28
5.6.310.0070.00514.19
5.6.300.0100.00314.48
5.6.290.0050.00714.11
5.6.280.0060.03016.36
5.6.270.0070.00514.35
5.6.260.0090.00314.28
5.6.250.0020.01014.11
5.6.240.0080.00514.22
5.6.230.0050.00914.17
5.6.220.0020.00814.26
5.6.210.0050.02616.34
5.6.200.0090.03215.49
5.6.190.0050.02016.25
5.6.180.0100.01816.28
5.6.170.0120.02116.18
5.6.160.0070.02916.23
5.6.150.0060.03115.56
5.6.140.0050.03415.48
5.6.130.0050.02815.73
5.6.120.0090.01916.64
5.6.110.0080.01416.56
5.6.100.0060.01616.39
5.6.90.0060.02816.47
5.6.80.0120.02716.32
5.6.70.0070.00613.97
5.6.60.0030.01114.05
5.6.50.0080.00713.91
5.6.40.0040.01114.20
5.6.30.0040.01114.16
5.6.20.0070.00713.93
5.6.10.0060.00714.22
5.6.00.0070.00714.14
5.5.380.0000.01214.09
5.5.370.0030.01014.19
5.5.360.0040.00913.84
5.5.350.0140.03116.17
5.5.340.0040.02615.23
5.5.330.0070.01816.28
5.5.320.0150.01616.07
5.5.310.0120.02416.16
5.5.300.0040.01715.38
5.5.290.0040.03515.37
5.5.280.0050.01816.40
5.5.270.0030.02616.46
5.5.260.0030.02816.47
5.5.250.0060.01916.30
5.5.240.0050.01815.98
5.5.230.0040.00814.17
5.5.220.0030.01013.83
5.5.210.0050.00714.04
5.5.200.0080.00613.93
5.5.190.0080.00414.04
5.5.180.0020.01413.82
5.5.170.0070.00813.94
5.5.160.0060.00614.11
5.5.150.0060.00814.04
5.5.140.0040.00813.91
5.5.130.0040.00914.04
5.5.120.0030.01214.05
5.5.110.0080.00314.04
5.5.100.0050.00713.96
5.5.90.0050.01014.04
5.5.80.0010.01214.04
5.5.70.0060.00814.04
5.5.60.0090.00714.16
5.5.50.0050.00614.05
5.5.40.0060.00513.91
5.5.30.0040.01314.09
5.5.20.0030.01113.84
5.5.10.0050.00913.81
5.5.00.0070.00913.86
5.4.450.0150.01813.77
5.4.440.0330.01613.79
5.4.430.0250.01213.64
5.4.420.0420.01413.73
5.4.410.0350.01813.71
5.4.400.0330.01713.62
5.4.390.0320.01713.60
5.4.380.0240.01913.49
5.4.370.0190.02013.42
5.4.360.0140.01913.64
5.4.350.0160.02113.42
5.4.340.0120.02613.45
5.4.330.0020.00910.80
5.4.320.0050.01611.46
5.4.310.0070.02011.29
5.4.300.0070.01511.34
5.4.290.0020.02211.35
5.4.280.0030.01911.35
5.4.270.0050.01811.40
5.4.260.0070.01611.36
5.4.250.0040.01611.43
5.4.240.0090.01411.35
5.4.230.0060.01911.46
5.4.220.0060.01811.32
5.4.210.0070.01511.39
5.4.200.0050.01911.40
5.4.190.0100.01311.30
5.4.180.0050.01911.28
5.4.170.0040.02011.33
5.4.160.0050.02211.32
5.4.150.0050.02111.45
5.4.140.0040.02011.34
5.4.130.0060.01611.26
5.4.120.0060.01611.28
5.4.110.0050.01711.13
5.4.100.0050.01611.25
5.4.90.0040.01711.31
5.4.80.0030.02111.17
5.4.70.0070.01711.21
5.4.60.0050.01811.12
5.4.50.0060.01711.11
5.4.40.0090.01411.27
5.4.30.0030.01911.26
5.4.20.0050.01711.28
5.4.10.0050.01411.24
5.4.00.0040.01811.00
5.3.290.0070.01711.31
5.3.280.0050.02011.27
5.3.270.0050.01811.24
5.3.260.0060.02211.30
5.3.250.0040.02111.33
5.3.240.0040.02211.29
5.3.230.0060.02111.27
5.3.220.0060.02011.26
5.3.210.0030.02411.25
5.3.200.0070.02211.30
5.3.190.0060.01811.22
5.3.180.0070.02111.28
5.3.170.0060.02211.24
5.3.160.0070.02111.27
5.3.150.0040.02211.30
5.3.140.0030.02411.24
5.3.130.0040.02511.29
5.3.120.0060.02211.31
5.3.110.0030.02311.27
5.3.100.0040.02211.13
5.3.90.0070.01611.05
5.3.80.0050.01711.07
5.3.70.0050.01511.06
5.3.60.0050.01711.08
5.3.50.0050.01911.04
5.3.40.0030.02111.04
5.3.30.0060.02010.99
5.3.20.0070.02010.90
5.3.10.0070.02010.91
5.3.00.0060.01910.87
5.2.170.0040.0409.18
5.2.160.0100.0369.18
5.2.150.0080.0339.18
5.2.140.0070.0399.18
5.2.130.0060.0419.15
5.2.120.0060.0389.13
5.2.110.0060.0389.14
5.2.100.0040.0409.14
5.2.90.0100.0359.14
5.2.80.0030.0439.14
5.2.70.0070.0409.14
5.2.60.0080.0369.09
5.2.50.0110.0289.05
5.2.40.0050.0379.04
5.2.30.0040.0329.01
5.2.20.0040.0329.01
5.2.10.0030.0318.92
5.2.00.0040.0328.78
5.1.60.0060.0268.06
5.1.50.0040.0288.06
5.1.40.0060.0248.05
5.1.30.0090.0228.40
5.1.20.0040.0288.42
5.1.10.0030.0288.14
5.1.00.0030.0278.14
5.0.50.0030.0246.62
5.0.40.0040.0236.48
5.0.30.0040.0416.29
5.0.20.0040.0266.27
5.0.10.0020.0296.24
5.0.00.0050.0326.23
4.4.90.0030.0164.78
4.4.80.0040.0154.76
4.4.70.0040.0174.76
4.4.60.0050.0154.75
4.4.50.0030.0174.77
4.4.40.0040.0264.71
4.4.30.0030.0184.76
4.4.20.0050.0214.84
4.4.10.0030.0244.84
4.4.00.0030.0334.76
4.3.110.0060.0194.67
4.3.100.0060.0184.67
4.3.90.0030.0174.63
4.3.80.0030.0284.58
4.3.70.0050.0144.63
4.3.60.0040.0154.63
4.3.50.0040.0194.63
4.3.40.0030.0294.54
4.3.30.0020.0183.28
4.3.20.0030.0163.26
4.3.10.0040.0153.22
4.3.00.0070.02016.12

preferences:
39.59 ms | 400 KiB | 5 Q