3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = array(); var_dump(empty($test['asfdsf']));

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)
8.3.40.0120.00318.54
8.3.30.0070.00718.54
8.3.20.0050.00318.74
8.3.10.0090.00020.42
8.3.00.0030.00717.25
8.2.170.0070.00722.96
8.2.160.0110.00722.08
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0040.00419.95
8.2.110.0060.00322.26
8.2.100.0070.00417.75
8.2.90.0000.00719.22
8.2.80.0090.00017.97
8.2.70.0040.00417.38
8.2.60.0000.00817.80
8.2.50.0030.00518.07
8.2.40.0070.00018.09
8.2.30.0000.00719.75
8.2.20.0040.00417.68
8.2.10.0040.00417.54
8.2.00.0080.00017.61
8.1.270.0080.00023.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00722.54
8.1.230.0110.00020.86
8.1.220.0080.00018.77
8.1.210.0040.00418.79
8.1.200.0050.00517.22
8.1.190.0050.00217.53
8.1.180.0030.00618.10
8.1.170.0050.00318.91
8.1.160.0080.00018.81
8.1.150.0000.00818.56
8.1.140.0000.00717.42
8.1.130.0030.00317.77
8.1.120.0070.00017.46
8.1.110.0040.00417.30
8.1.100.0020.00517.28
8.1.90.0000.00717.29
8.1.80.0000.00717.42
8.1.70.0030.00317.34
8.1.60.0000.00717.50
8.1.50.0000.00817.38
8.1.40.0070.00017.43
8.1.30.0050.00317.50
8.1.20.0040.00417.62
8.1.10.0040.00417.60
8.1.00.0040.00417.45
8.0.300.0030.00619.91
8.0.290.0040.00416.63
8.0.280.0030.00318.37
8.0.270.0000.00717.20
8.0.260.0000.00616.80
8.0.250.0000.00716.73
8.0.240.0030.00616.75
8.0.230.0040.00416.91
8.0.220.0070.00016.71
8.0.210.0030.00316.83
8.0.200.0030.00316.92
8.0.190.0000.00816.86
8.0.180.0000.00816.84
8.0.170.0000.00816.80
8.0.160.0040.00416.81
8.0.150.0040.00416.80
8.0.140.0080.00016.70
8.0.130.0040.00413.29
8.0.120.0040.00416.72
8.0.110.0050.00516.85
8.0.100.0050.00216.81
8.0.90.0000.00716.71
8.0.80.0060.01316.81
8.0.70.0000.00716.77
8.0.60.0000.00716.89
8.0.50.0050.00316.80
8.0.30.0080.01217.04
8.0.20.0120.01117.40
8.0.10.0020.00516.93
8.0.00.0100.01216.71
7.4.330.0050.00014.61
7.4.320.0030.00316.52
7.4.300.0030.00316.50
7.4.290.0040.00416.50
7.4.280.0040.00316.44
7.4.270.0000.00716.49
7.4.260.0080.00013.19
7.4.250.0090.00016.34
7.4.240.0000.00816.51
7.4.230.0070.00016.34
7.4.220.0110.00716.49
7.4.210.0050.01216.59
7.4.200.0000.00716.32
7.4.190.0040.00416.47
7.4.160.0090.00916.16
7.4.150.0070.01117.40
7.4.140.0100.01017.86
7.4.130.0100.00816.42
7.4.120.0130.00316.36
7.4.110.0130.00316.36
7.4.100.0070.01116.30
7.4.90.0170.00716.46
7.4.80.0090.00619.04
7.4.70.0090.00616.46
7.4.60.0090.00816.33
7.4.50.0000.00816.31
7.4.40.0120.00622.27
7.4.30.0060.01216.45
7.4.00.0080.00814.65
7.3.330.0000.00613.10
7.3.320.0000.00613.06
7.3.310.0030.00316.12
7.3.300.0060.00016.19
7.3.290.0130.00016.20
7.3.280.0120.00416.16
7.3.270.0180.00317.40
7.3.260.0100.01218.24
7.3.250.0080.01116.27
7.3.240.0130.00316.22
7.3.230.0120.00416.39
7.3.210.0040.01216.32
7.3.200.0090.00919.39
7.3.190.0140.00916.16
7.3.180.0120.00316.46
7.3.170.0130.00316.29
7.3.160.0070.01016.13
7.3.120.0060.01214.80
7.3.110.0070.01014.74
7.3.100.0100.00614.68
7.3.90.0030.01314.65
7.3.80.0090.00314.70
7.3.70.0100.00014.77
7.3.60.0030.00914.55
7.3.50.0000.01214.70
7.3.40.0060.00614.55
7.3.30.0030.00714.32
7.3.20.0070.00316.51
7.3.10.0050.00916.23
7.3.00.0060.00516.55
7.2.330.0110.00616.36
7.2.320.0060.01516.52
7.2.310.0120.00616.55
7.2.300.0060.01216.36
7.2.290.0130.00316.17
7.2.250.0070.01114.81
7.2.240.0090.00614.80
7.2.230.0090.00914.68
7.2.220.0060.00614.78
7.2.210.0030.01214.67
7.2.200.0090.00314.79
7.2.190.0090.00014.82
7.2.180.0060.00614.50
7.2.170.0060.01014.65
7.2.130.0110.00416.34
7.2.120.0040.00816.37
7.2.110.0060.00916.75
7.2.100.0070.00716.20
7.2.90.0090.00616.56
7.2.80.0090.00616.80
7.2.70.0000.01216.51
7.2.60.0090.00616.88
7.2.50.0090.00616.46
7.2.40.0140.00316.73
7.2.30.0040.00716.62
7.2.20.0000.01416.61
7.2.10.0080.00516.85
7.2.00.0090.00016.86
7.1.330.0060.01015.45
7.1.320.0130.00315.70
7.1.310.0040.01015.79
7.1.300.0000.01115.74
7.1.290.0070.00715.55
7.1.280.0060.00915.33
7.1.270.0060.00715.50
7.1.260.0000.01215.58
7.1.250.0060.00615.61
7.1.100.0100.00018.19
7.1.70.0000.00716.97
7.1.60.0030.02019.40
7.1.50.0060.01616.79
7.1.00.0030.05322.54
7.0.200.0000.00716.36
7.0.140.0030.07322.17
7.0.60.0030.09020.00
7.0.50.0000.05317.81
7.0.40.0000.05717.66
7.0.30.0100.07317.65
7.0.20.0170.07717.78
7.0.10.0070.05017.77
7.0.00.0100.05017.75
5.6.280.0030.07021.01
5.6.210.0070.08020.60
5.6.200.0030.07318.18
5.6.190.0070.07018.20
5.6.180.0030.08318.08
5.6.170.0030.08318.14
5.6.160.0030.07718.18
5.6.150.0130.07718.14
5.6.140.0000.04318.20
5.6.130.0030.04318.20
5.6.120.0070.04018.18
5.6.110.0100.06018.18
5.6.100.0070.08318.17
5.6.90.0030.05318.20
5.6.80.0130.07017.61
5.6.70.0070.05017.50
5.6.60.0100.04317.48
5.6.50.0100.03317.53
5.6.40.0030.08017.44
5.6.30.0130.04017.46
5.6.20.0070.07317.43
5.6.10.0070.07017.43
5.6.00.0130.06017.56
5.5.350.0170.03320.38
5.5.340.0100.06717.98
5.5.330.0100.07717.95
5.5.320.0000.05717.88
5.5.310.0070.07718.02
5.5.300.0070.03717.95
5.5.290.0070.04318.01
5.5.280.0000.04718.02
5.5.270.0100.07017.89
5.5.260.0030.07717.91
5.5.250.0100.08017.81
5.5.240.0030.07717.36
5.5.230.0030.08317.39
5.5.220.0030.05717.36
5.5.210.0070.04017.39
5.5.200.0070.04317.32
5.5.190.0170.06717.30
5.5.180.0030.05317.27
5.5.160.0100.06717.30
5.5.150.0030.06317.37
5.5.140.0070.04717.33
5.5.130.0070.06017.36
5.5.120.0070.08017.27
5.5.110.0070.06717.32
5.5.100.0070.06717.26
5.5.90.0100.05317.26
5.5.80.0100.07017.23
5.5.70.0070.07717.23
5.5.60.0070.04717.22
5.5.50.0100.06317.26
5.5.40.0100.04317.15
5.5.30.0100.06717.14
5.5.20.0000.06017.25
5.5.10.0000.08017.20
5.5.00.0100.06017.18
5.4.450.0000.04719.31
5.4.440.0070.06319.36
5.4.430.0000.06319.35
5.4.420.0070.07719.29
5.4.410.0070.07319.31
5.4.400.0030.07319.07
5.4.390.0100.04319.07
5.4.380.0070.06319.14
5.4.370.0070.07319.02
5.4.360.0030.04018.95
5.4.350.0070.05718.98
5.4.340.0100.07018.95
5.4.320.0000.08019.04
5.4.310.0070.05019.09
5.4.300.0130.07319.07
5.4.290.0070.06719.07
5.4.280.0170.04019.07
5.4.270.0130.07019.09
5.4.260.0100.07018.89
5.4.250.0170.06718.88
5.4.240.0100.07719.03
5.4.230.0100.06718.89
5.4.220.0100.07319.02
5.4.210.0030.07319.12
5.4.200.0100.06319.20
5.4.190.0000.08319.02
5.4.180.0070.04318.90
5.4.170.0070.04719.20
5.4.160.0030.04018.87
5.4.150.0000.04318.95
5.4.140.0030.03716.33
5.4.130.0030.03716.36
5.4.120.0070.03016.36
5.4.110.0000.04016.25
5.4.100.0000.04016.28
5.4.90.0100.02716.23
5.4.80.0030.03316.30
5.4.70.0000.07316.27
5.4.60.0070.04716.36
5.4.50.0100.04316.38
5.4.40.0000.06016.30
5.4.30.0070.03016.49
5.4.20.0030.03316.27
5.4.10.0070.03316.22
5.4.00.0000.03715.69
5.3.290.0130.07014.65
5.3.280.0170.06714.51
5.3.270.0000.06714.56
5.3.260.0170.03714.45
5.3.250.0030.04314.40
5.3.240.0100.03014.43
5.3.230.0030.03714.53
5.3.220.0000.04014.48
5.3.210.0100.03014.52
5.3.200.0030.03314.52
5.3.190.0000.04014.49
5.3.180.0200.02014.52
5.3.170.0070.07014.53
5.3.160.0100.07314.51
5.3.150.0100.06314.48
5.3.140.0070.05314.52
5.3.130.0070.06314.50
5.3.120.0000.04014.51
5.3.110.0000.04014.53
5.3.100.0000.04013.85
5.3.90.0030.04713.96
5.3.80.0070.03313.77
5.3.70.0100.03013.93
5.3.60.0000.03713.95
5.3.50.0070.03713.86
5.3.40.0000.03713.86
5.3.30.0030.03313.67
5.3.20.0100.03013.65
5.3.10.0000.04013.58
5.3.00.0030.03313.59
5.2.170.0030.02711.18
5.2.160.0030.02711.12
5.2.150.0000.03310.98
5.2.140.0070.02311.08
5.2.130.0000.03011.09
5.2.120.0070.02311.06
5.2.110.0000.03011.10
5.2.100.0000.03010.99
5.2.90.0000.03011.06
5.2.80.0070.02311.11
5.2.70.0030.03311.05
5.2.60.0000.03010.94
5.2.50.0000.03010.96
5.2.40.0000.03010.82
5.2.30.0030.02710.86
5.2.20.0030.02710.94
5.2.10.0030.02710.74
5.2.00.0030.02710.75
5.1.60.0030.0239.93
5.1.50.0030.0209.92
5.1.40.0000.0539.90
5.1.30.0030.05010.34
5.1.20.0070.05310.38
5.1.10.0030.06310.07
5.1.00.0030.02710.21
5.0.50.0000.0478.52
5.0.40.0070.0408.47
5.0.30.0030.0308.15
5.0.20.0030.0438.22
5.0.10.0030.0438.21
5.0.00.0000.0578.35
4.4.90.0000.0178.01
4.4.80.0000.0138.01
4.4.70.0030.0208.01
4.4.60.0030.0138.01
4.4.50.0000.0138.01
4.4.40.0000.0238.01
4.4.30.0070.0238.01
4.4.20.0030.0238.01
4.4.10.0000.0378.01
4.4.00.0030.0438.01
4.3.110.0030.0178.01
4.3.100.0000.0208.01
4.3.90.0000.0278.01
4.3.80.0000.0538.01
4.3.70.0030.0238.01
4.3.60.0030.0238.01
4.3.50.0000.0338.01
4.3.40.0030.0338.01
4.3.30.0030.0338.01
4.3.20.0000.0308.01
4.3.10.0030.0338.01
4.3.00.0000.0238.01

preferences:
45.51 ms | 400 KiB | 5 Q