3v4l.org

run code in 300+ PHP versions simultaneously
<?php $alias = 100; var_dump($alias); $func_result = var_export($alias, true); var_dump($func_result);

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)
8.3.60.0030.01218.43
8.3.50.0120.00521.89
8.3.40.0090.00918.57
8.3.30.0080.00618.84
8.3.20.0040.00420.39
8.3.10.0030.00622.04
8.3.00.0000.00822.36
8.2.180.0100.01016.38
8.2.170.0130.00322.96
8.2.160.0140.00020.53
8.2.150.0000.00824.18
8.2.140.0030.00524.66
8.2.130.0050.00326.16
8.2.120.0070.00317.50
8.2.110.0040.00422.20
8.2.100.0000.01219.45
8.2.90.0030.00617.63
8.2.80.0000.00818.79
8.2.70.0040.00417.90
8.2.60.0060.00317.38
8.2.50.0050.00517.55
8.2.40.0000.00920.89
8.2.30.0080.00317.93
8.2.20.0000.00717.64
8.2.10.0040.00419.47
8.2.00.0000.00817.70
8.1.280.0100.01025.92
8.1.270.0050.00322.07
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0060.00323.83
8.1.230.0030.00718.92
8.1.220.0000.00817.74
8.1.210.0030.00618.77
8.1.200.0040.00417.22
8.1.190.0050.00317.23
8.1.180.0040.00418.10
8.1.170.0040.00419.02
8.1.160.0050.00221.81
8.1.150.0040.00418.63
8.1.140.0040.00417.29
8.1.130.0040.00417.86
8.1.120.0040.00417.29
8.1.110.0050.00317.36
8.1.100.0050.00317.43
8.1.90.0000.01017.38
8.1.80.0000.00717.43
8.1.70.0030.00317.36
8.1.60.0040.00417.40
8.1.50.0000.00817.27
8.1.40.0000.00917.44
8.1.30.0000.00717.50
8.1.20.0040.00417.54
8.1.10.0000.00817.40
8.1.00.0040.00417.34
8.0.300.0040.00418.77
8.0.290.0000.00816.63
8.0.280.0030.00318.29
8.0.270.0070.00017.26
8.0.260.0060.00016.62
8.0.250.0000.00716.89
8.0.240.0000.00916.84
8.0.230.0030.00316.90
8.0.220.0030.00316.89
8.0.210.0020.00516.79
8.0.200.0070.00016.92
8.0.190.0040.00416.84
8.0.180.0070.00016.90
8.0.170.0050.00316.84
8.0.160.0040.00416.73
8.0.150.0070.00016.74
8.0.140.0000.00716.67
8.0.130.0030.00313.21
8.0.120.0000.00816.73
8.0.110.0040.00416.83
8.0.100.0000.00716.77
8.0.90.0030.00516.64
8.0.80.0070.01116.84
8.0.70.0040.00416.82
8.0.60.0000.00716.76
8.0.50.0040.00416.80
8.0.30.0090.01417.04
8.0.20.0080.01017.40
8.0.10.0040.00416.96
8.0.00.0110.01316.70
7.4.330.0030.00315.00
7.4.320.0030.00316.35
7.4.300.0030.00316.42
7.4.290.0050.00316.43
7.4.280.0030.00316.42
7.4.270.0030.00316.58
7.4.260.0030.00316.48
7.4.250.0070.00016.48
7.4.240.0050.00316.52
7.4.230.0040.00416.41
7.4.220.0000.01716.38
7.4.210.0090.00716.48
7.4.200.0030.00316.45
7.4.190.0000.00716.41
7.4.160.0070.00716.52
7.4.150.0130.00517.40
7.4.140.0100.00817.86
7.4.130.0100.00716.37
7.4.120.0110.00716.35
7.4.110.0130.00316.30
7.4.100.0140.00316.43
7.4.90.0130.00616.36
7.4.80.0060.01219.39
7.4.70.0110.00716.43
7.4.60.0060.01016.34
7.4.50.0030.00316.34
7.4.40.0110.00722.77
7.4.30.0060.01016.36
7.4.00.0060.00614.65
7.3.330.0050.00012.89
7.3.320.0020.00213.00
7.3.310.0000.00716.21
7.3.300.0000.00616.15
7.3.290.0090.00616.14
7.3.280.0120.00616.15
7.3.270.0130.00317.40
7.3.260.0090.00916.07
7.3.250.0100.00716.42
7.3.240.0090.00716.42
7.3.230.0110.00616.39
7.3.210.0130.00416.16
7.3.200.0170.00619.39
7.3.190.0110.00616.32
7.3.180.0120.00416.53
7.3.170.0100.00616.27
7.3.160.0130.00316.18
7.3.120.0060.00814.64
7.2.330.0090.00916.58
7.2.320.0150.00616.18
7.2.310.0130.00316.61
7.2.300.0030.01316.19
7.2.290.0120.00616.45
7.2.00.0070.00719.25
7.1.100.0130.01016.20
7.1.70.0030.00717.09
7.1.60.0060.01619.82
7.1.50.0090.01216.80
7.1.00.0030.07722.45
7.0.200.0040.00716.75
7.0.140.0070.07322.13
7.0.110.0130.03719.95
7.0.100.0270.04719.98
7.0.90.0300.03319.91
7.0.80.0000.03720.05
7.0.70.0000.04019.96
7.0.60.0070.03020.03
7.0.50.0070.03320.07
7.0.40.0000.03719.70
7.0.30.0000.04019.72
7.0.20.0000.03719.64
7.0.10.0000.05719.65
7.0.00.0030.03719.74
5.6.280.0100.06721.01
5.6.260.0070.03720.63
5.6.250.0130.04320.58
5.6.240.0030.04320.68
5.6.230.0170.03020.55
5.6.220.0070.03320.65
5.6.210.0070.04020.67
5.6.200.0100.02720.64
5.6.190.0070.03020.61
5.6.180.0030.03320.59
5.6.170.0000.03720.58
5.6.160.0100.02720.46
5.6.150.0030.04020.61
5.6.140.0070.03020.68
5.6.130.0070.06020.64
5.6.120.0170.07320.55
5.6.110.0100.06720.54
5.6.100.0200.03320.59
5.6.90.0130.05320.54
5.6.80.0070.03320.02
5.6.70.0100.04719.97
5.6.60.0100.08020.05
5.6.50.0100.03319.96
5.6.40.0070.06320.20
5.6.30.0030.03719.97
5.6.20.0070.07720.05
5.6.10.0000.07319.99
5.6.00.0070.08019.98
5.5.380.0070.03717.66
5.5.370.0030.04017.62
5.5.360.0030.03317.49
5.5.350.0000.03717.60
5.5.340.0030.03317.85
5.5.330.0000.03717.90
5.5.320.0070.03318.17
5.5.310.0070.03017.86
5.5.300.0030.05017.84
5.5.290.0070.03717.86
5.5.280.0100.06017.77
5.5.270.0000.04018.12
5.5.260.0030.06717.85
5.5.250.0100.06717.84
5.5.240.0030.03717.48
5.5.230.0000.05717.23
5.5.220.0130.08017.46
5.5.210.0000.05717.53
5.5.200.0130.03317.34
5.5.190.0070.04717.53
5.5.180.0070.04017.50
5.5.160.0100.07317.36
5.5.150.0000.04717.21
5.5.140.0030.05017.47
5.5.130.0030.08317.51
5.5.120.0170.07717.11
5.5.110.0130.03717.50
5.5.100.0030.06717.25
5.5.90.0070.06717.01
5.5.80.0070.04317.38
5.5.70.0000.08017.37
5.5.60.0130.06717.36
5.5.50.0070.03717.11
5.5.40.0070.07017.34
5.5.30.0100.03317.00
5.5.20.0000.05317.26
5.5.10.0070.07317.13
5.5.00.0070.05017.08
5.4.450.0100.07719.43
5.4.440.0100.07019.35
5.4.430.0070.05019.35
5.4.420.0130.03019.42
5.4.410.0000.05319.30
5.4.400.0070.03019.27
5.4.390.0070.03318.98
5.4.380.0030.05719.07
5.4.370.0030.05319.02
5.4.360.0070.03719.12
5.4.350.0030.03719.18
5.4.340.0030.04719.28
5.4.320.0100.05719.18
5.4.310.0030.08319.00
5.4.300.0130.03719.21
5.4.290.0070.07018.93
5.4.280.0030.08318.98
5.4.270.0000.07319.27
5.4.260.0170.06719.00
5.4.250.0100.03718.99
5.4.240.0130.04719.02
5.4.230.0000.05719.02
5.4.220.0100.07318.93
5.4.210.0100.06719.07
5.4.200.0030.06719.00
5.4.190.0070.06718.94
5.4.180.0130.03319.16
5.4.170.0100.06719.24
5.4.160.0100.07018.96
5.4.150.0100.07719.00
5.4.140.0070.07016.47
5.4.130.0000.07316.34
5.4.120.0130.06716.25
5.4.110.0070.07016.19
5.4.100.0130.04716.48
5.4.90.0030.05316.19
5.4.80.0070.04016.22
5.4.70.0030.07716.51
5.4.60.0070.05016.46
5.4.50.0070.04016.47
5.4.40.0100.08016.43
5.4.30.0130.04716.41
5.4.20.0070.06316.20
5.4.10.0100.07016.34
5.4.00.0070.04715.89
5.3.290.0030.07714.52
5.3.280.0070.07314.47
5.3.270.0070.05014.49
5.3.260.0130.07314.66
5.3.250.0130.06714.66
5.3.240.0100.06314.70
5.3.230.0130.06714.42
5.3.220.0070.07014.44
5.3.210.0070.07014.63
5.3.200.0030.08714.50
5.3.190.0030.06714.50
5.3.180.0030.07014.55
5.3.170.0070.07014.58
5.3.160.0070.04314.50
5.3.150.0030.08014.46
5.3.140.0030.04314.56
5.3.130.0030.05014.43
5.3.120.0030.07314.43
5.3.110.0130.08014.54
5.3.100.0070.05313.90
5.3.90.0070.03714.03
5.3.80.0030.05013.84
5.3.70.0100.05713.93
5.3.60.0200.06713.88
5.3.50.0100.05013.88
5.3.40.0000.05314.02
5.3.30.0170.06313.83
5.3.20.0000.04713.63
5.3.10.0070.07013.57
5.3.00.0070.06713.73
5.2.170.0070.03012.07
5.2.160.0100.05712.07
5.2.150.0000.03712.07
5.2.140.0100.05712.07
5.2.130.0030.05012.07
5.2.120.0030.03312.07
5.2.110.0030.03712.07
5.2.100.0070.06312.07
5.2.90.0070.05712.07
5.2.80.0030.04012.07
5.2.70.0030.05712.07
5.2.60.0000.04012.07
5.2.50.0030.04712.07
5.2.40.0100.05012.07
5.2.30.0030.04012.07
5.2.20.0030.04012.07
5.2.10.0000.05312.07
5.2.00.0030.05012.07
5.1.60.0070.05012.07
5.1.50.0000.02012.07
5.1.40.0070.04312.07
5.1.30.0070.05312.07
5.1.20.0000.04012.07
5.1.10.0030.02712.07
5.1.00.0000.03012.07
5.0.50.0070.01712.07
5.0.40.0000.04712.07
5.0.30.0030.06012.07
5.0.20.0030.04012.07
5.0.10.0000.04012.07
5.0.00.0030.05312.07
4.4.90.0000.03012.07
4.4.80.0030.03012.07
4.4.70.0030.02312.07
4.4.60.0100.02012.07
4.4.50.0030.01712.07
4.4.40.0000.04012.07
4.4.30.0000.02712.07
4.4.20.0030.01312.07
4.4.10.0030.01312.07
4.4.00.0000.06012.07
4.3.110.0030.02712.07
4.3.100.0000.01312.07
4.3.90.0000.01712.07
4.3.80.0030.05012.07
4.3.70.0030.01712.07
4.3.60.0030.02312.07
4.3.50.0000.02012.07
4.3.40.0030.02712.07
4.3.30.0000.03012.07
4.3.20.0000.01712.07
4.3.10.0000.03712.07
4.3.00.0000.03012.07

preferences:
68.28 ms | 401 KiB | 5 Q