3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array(1); $a = &$arr[0]; $arr2 = $arr; $arr2[0]++; echo $arr2[0], $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)
8.3.60.0070.01416.38
8.3.50.0280.00921.95
8.3.40.0090.01218.56
8.3.30.0140.00019.04
8.3.20.0040.00420.22
8.3.10.0050.00321.91
8.3.00.0080.00019.26
8.2.180.0110.01116.88
8.2.170.0070.00718.87
8.2.160.0060.00622.96
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00419.48
8.2.110.0120.00920.33
8.2.100.0000.01118.22
8.2.90.0070.00319.05
8.2.80.0040.00417.97
8.2.70.0080.00017.50
8.2.60.0090.00018.05
8.2.50.0000.01218.07
8.2.40.0060.00318.22
8.2.30.0050.00319.39
8.2.20.0000.00817.74
8.2.10.0040.00418.12
8.2.00.0000.00717.79
8.1.280.0040.01225.92
8.1.270.0030.00518.83
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0080.00823.97
8.1.230.0030.00719.15
8.1.220.0090.00017.77
8.1.210.0080.00018.77
8.1.200.0060.00617.10
8.1.190.0080.00017.23
8.1.180.0050.00318.10
8.1.170.0050.00318.52
8.1.160.0000.00721.86
8.1.150.0040.00418.71
8.1.140.0020.00517.38
8.1.130.0030.00317.88
8.1.120.0000.00717.37
8.1.110.0000.00817.35
8.1.100.0000.00717.25
8.1.90.0000.00717.35
8.1.80.0070.00017.37
8.1.70.0050.00217.43
8.1.60.0060.00317.47
8.1.50.0040.00417.43
8.1.40.0030.00717.45
8.1.30.0060.00317.60
8.1.20.0000.00817.51
8.1.10.0040.00417.45
8.1.00.0000.00717.39
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0040.00418.45
8.0.270.0050.00217.21
8.0.260.0030.00317.20
8.0.250.0030.00316.96
8.0.240.0030.00316.93
8.0.230.0030.00316.89
8.0.220.0070.00016.78
8.0.210.0000.00716.72
8.0.200.0000.00616.71
8.0.190.0000.00816.85
8.0.180.0030.00516.88
8.0.170.0080.00016.84
8.0.160.0000.00716.80
8.0.150.0080.00016.82
8.0.140.0070.00016.76
8.0.130.0000.00513.33
8.0.120.0000.00816.75
8.0.110.0040.00416.81
8.0.100.0050.00316.88
8.0.90.0030.00516.71
8.0.80.0090.00616.77
8.0.70.0000.00816.88
8.0.60.0000.00716.93
8.0.50.0080.00016.88
8.0.30.0120.01116.93
8.0.20.0150.00717.40
8.0.10.0070.00016.75
8.0.00.0090.00716.74
7.4.330.0000.00515.03
7.4.320.0030.00316.35
7.4.300.0060.00016.50
7.4.290.0050.00316.38
7.4.280.0040.00416.57
7.4.270.0070.00016.41
7.4.260.0000.00716.54
7.4.250.0000.00716.29
7.4.240.0000.00716.39
7.4.230.0000.00716.55
7.4.220.0180.00616.47
7.4.210.0040.01116.49
7.4.200.0050.00216.43
7.4.160.0070.01016.32
7.4.150.0110.00817.40
7.4.140.0070.00917.86
7.4.130.0090.01216.40
7.4.120.0050.01316.55
7.4.110.0120.00616.56
7.4.100.0190.00316.46
7.4.90.0060.01116.58
7.4.80.0120.00619.39
7.4.70.0110.00916.55
7.4.60.0110.00516.47
7.4.50.0080.00016.25
7.4.40.0030.01316.43
7.4.30.0080.00816.33
7.4.00.0000.01514.97
7.3.330.0050.00013.21
7.3.320.0060.00013.09
7.3.310.0030.00316.38
7.3.300.0030.00316.30
7.3.290.0090.00716.31
7.3.280.0070.00916.34
7.3.270.0070.01717.40
7.3.260.0170.00016.34
7.3.250.0120.01216.40
7.3.240.0070.01016.46
7.3.230.0110.01116.50
7.3.210.0140.00316.65
7.3.200.0180.00419.39
7.3.190.0060.01216.28
7.3.180.0120.00316.34
7.3.170.0080.00816.47
7.3.160.0090.00616.48
7.3.00.0070.01016.66
7.2.330.0060.01216.63
7.2.320.0070.01516.55
7.2.310.0060.01016.74
7.2.300.0070.01716.46
7.2.290.0030.01316.75
7.2.130.0090.00517.00
7.2.120.0070.00316.90
7.2.110.0080.00416.87
7.2.100.0080.00416.81
7.2.90.0060.00616.89
7.2.80.0050.01016.92
7.2.70.0080.00416.76
7.2.60.0090.00516.86
7.2.50.0040.00716.96
7.2.40.0050.01016.95
7.2.30.0050.00916.83
7.2.20.0070.00816.78
7.2.10.0040.00716.81
7.2.00.0040.00816.92
7.1.250.0080.00415.87
7.1.240.0070.00615.83
7.1.230.0090.00315.62
7.1.220.0090.00515.90
7.1.210.0050.00515.82
7.1.200.0070.00515.77
7.1.190.0050.00915.55
7.1.180.0080.00315.83
7.1.170.0110.00515.76
7.1.160.0080.00315.76
7.1.150.0020.00915.71
7.1.140.0040.00515.48
7.1.130.0070.00415.57
7.1.120.0030.00715.58
7.1.110.0050.00515.79
7.1.100.0090.00515.82
7.1.90.0060.00515.78
7.1.80.0030.00815.70
7.1.70.0030.00816.09
7.1.60.0080.00717.02
7.1.50.0130.00822.21
7.1.40.0040.01215.68
7.1.30.0100.00515.77
7.1.20.0070.00515.80
7.1.10.0050.00815.83
7.1.00.0060.02917.92
7.0.330.0040.00415.41
7.0.320.0050.00915.39
7.0.310.0030.01115.21
7.0.300.0100.00315.39
7.0.290.0060.00715.47
7.0.280.0090.00615.42
7.0.270.0040.00615.38
7.0.260.0050.00515.28
7.0.250.0030.00815.52
7.0.240.0020.00915.39
7.0.230.0100.00515.47
7.0.220.0090.00315.51
7.0.210.0080.00215.47
7.0.200.0080.00815.19
7.0.190.0070.00615.39
7.0.180.0070.01015.46
7.0.170.0070.00715.40
7.0.160.0100.00815.42
7.0.150.0060.01015.34
7.0.140.0070.03017.54
7.0.130.0030.01015.02
7.0.120.0050.00715.36
7.0.110.0020.00715.23
7.0.100.0030.00915.26
7.0.90.0050.00715.30
7.0.80.0060.00715.46
7.0.70.0040.00715.16
7.0.60.0070.03216.89
7.0.50.0050.01916.21
7.0.40.0040.02415.61
7.0.30.0090.01915.67
7.0.20.0220.02315.74
7.0.10.0030.03415.61
7.0.00.0110.02515.77
5.6.380.0030.00814.36
5.6.370.0030.00714.02
5.6.360.0050.01014.56
5.6.350.0040.00514.66
5.6.340.0080.00314.33
5.6.330.0040.00814.51
5.6.320.0050.00814.44
5.6.310.0080.00714.38
5.6.300.0080.00514.37
5.6.290.0100.00714.28
5.6.280.0080.02616.68
5.6.270.0050.00714.49
5.6.260.0040.01014.25
5.6.250.0070.00614.30
5.6.240.0050.00714.24
5.6.230.0030.00614.32
5.6.220.0090.00214.33
5.6.210.0050.01916.43
5.6.200.0050.03415.65
5.6.190.0090.03316.34
5.6.180.0180.01916.36
5.6.170.0110.03116.20
5.6.160.0040.03716.28
5.6.150.0050.02815.62
5.6.140.0030.03415.64
5.6.130.0070.02615.66
5.6.120.0070.03116.64
5.6.110.0060.02116.71
5.6.100.0080.03116.54
5.6.90.0120.02516.58
5.6.80.0040.03316.33
5.6.70.0070.00714.33
5.6.60.0050.00914.48
5.6.50.0090.00514.46
5.6.40.0090.00314.39
5.6.30.0070.00414.08
5.6.20.0060.00714.29
5.6.10.0100.00314.21
5.6.00.0100.00614.18
5.5.380.0060.00311.18
5.5.370.0030.00811.30
5.5.360.0050.00511.18
5.5.350.0080.03214.27
5.5.340.0040.01913.45
5.5.330.0030.01914.14
5.5.320.0140.03114.22
5.5.310.0100.02514.20
5.5.300.0070.01613.45
5.5.290.0070.01213.42
5.5.280.0050.02014.47
5.5.270.0030.01914.39
5.5.260.0080.02714.39
5.5.250.0090.02614.35
5.5.240.0060.03014.14
5.5.230.0020.00711.18
5.5.220.0050.00611.18
5.5.210.0030.00811.18
5.5.200.0040.00411.18
5.5.190.0040.00711.18
5.5.180.0060.00611.18
5.5.170.0030.00611.19
5.5.160.0030.00911.18
5.5.150.0020.00911.18
5.5.140.0000.00711.18
5.5.130.0030.00611.18
5.5.120.0030.00411.22
5.5.110.0020.00811.18
5.5.100.0050.00511.18
5.5.90.0020.00811.18
5.5.80.0010.00811.18
5.5.70.0000.01111.18
5.5.60.0070.00511.18
5.5.50.0000.01111.18
5.5.40.0050.00611.18
5.5.30.0030.00611.18
5.5.20.0050.00611.18
5.5.10.0050.00611.18
5.5.00.0060.00511.18
5.4.450.0160.02413.99
5.4.440.0080.02613.95
5.4.430.0090.02213.82
5.4.420.0120.02013.97
5.4.410.0110.01713.94
5.4.400.0130.01813.85
5.4.390.0080.02313.69
5.4.380.0070.02413.63
5.4.370.0100.02213.64
5.4.360.0070.03013.62
5.4.350.0090.02613.71
5.4.340.0070.03013.64
5.4.330.0000.00711.18
5.4.320.0090.02513.66
5.4.310.0110.02513.70
5.4.300.0110.02013.68
5.4.290.0080.02213.62
5.4.280.0090.02413.64
5.4.270.0090.02713.66
5.4.260.0070.02513.72
5.4.250.0110.02713.68
5.4.240.0110.02013.68
5.4.230.0150.01713.68
5.4.220.0110.02213.64
5.4.210.0080.02813.61
5.4.200.0060.02412.99
5.4.190.0090.02613.59
5.4.180.0110.02513.69
5.4.170.0120.02113.68
5.4.160.0140.01813.69
5.4.150.0050.02913.59
5.4.140.0140.02012.85
5.4.130.0100.02212.87
5.4.120.0090.02212.80
5.4.110.0080.02812.80
5.4.100.0120.02512.83
5.4.90.0110.01912.84
5.4.80.0090.02412.84
5.4.70.0080.02212.81
5.4.60.0130.01712.80
5.4.50.0140.02112.84
5.4.40.0070.03912.82
5.4.30.0100.02612.86
5.4.20.0080.02512.77
5.4.10.0100.02112.82
5.4.00.0100.01912.72
5.3.290.0070.02812.33
5.3.280.0130.02112.31
5.3.270.0090.02712.34
5.3.260.0110.02912.34
5.3.250.0110.02012.34
5.3.240.0090.02312.29
5.3.230.0070.02312.35
5.3.220.0120.01912.31
5.3.210.0120.02112.33
5.3.200.0080.03112.30
5.3.190.0120.01912.30
5.3.180.0110.02012.32
5.3.170.0060.02912.30
5.3.160.0140.02212.29
5.3.150.0100.02812.30
5.3.140.0090.02212.32
5.3.130.0080.02112.33
5.3.120.0090.02512.32
5.3.110.0110.02212.29
5.3.100.0070.02512.12
5.3.90.0110.01912.15
5.3.80.0060.02412.12
5.3.70.0070.02012.10
5.3.60.0110.01912.15
5.3.50.0160.01512.09
5.3.40.0110.02012.10
5.3.30.0090.02212.07
5.3.20.0080.02112.04
5.3.10.0070.02212.00
5.3.00.0100.02011.99
5.2.170.0110.01311.18
5.2.160.0080.01611.15
5.2.150.0070.01711.18
5.2.140.0060.01711.13
5.2.130.0070.01911.20
5.2.120.0070.01711.13
5.2.110.0040.02011.19
5.2.100.0040.01811.17
5.2.90.0070.01911.16
5.2.80.0090.01711.14
5.2.70.0100.01711.16
5.2.60.0100.01711.13
5.2.50.0080.02511.14
5.2.40.0060.01811.17
5.2.30.0080.01611.12
5.2.20.0060.01611.11
5.2.10.0060.01611.09
5.2.00.0070.01711.09
5.1.60.0030.01710.82
5.1.50.0100.01210.84
5.1.40.0060.01910.79
5.1.30.0080.01810.91
5.1.20.0050.02310.94
5.1.10.0040.01710.84
5.1.00.0070.01610.86
5.0.50.0040.01310.32
5.0.40.0020.01410.25
5.0.30.0050.02010.20
5.0.20.0060.01010.18
5.0.10.0050.01210.17
5.0.00.0060.01610.19
4.4.90.0070.0089.39
4.4.80.0040.0119.41
4.4.70.0030.0119.43
4.4.60.0040.0109.42
4.4.50.0020.0119.42
4.4.40.0050.0169.39
4.4.30.0010.0129.40
4.4.20.0080.0089.44
4.4.10.0050.0099.44
4.4.00.0050.0129.45
4.3.110.0030.0119.39
4.3.100.0030.0119.36
4.3.90.0000.0119.41
4.3.80.0020.0179.38
4.3.70.0040.0119.39
4.3.60.0020.0119.39
4.3.50.0040.0109.41
4.3.40.0050.0139.36
4.3.30.0010.0129.00
4.3.20.0030.0108.96
4.3.10.0010.0128.94
4.3.00.0020.01210.50

preferences:
61.01 ms | 401 KiB | 5 Q