3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test($var) { //$var = 3; debug_zval_dump($var); } $a = 0; debug_zval_dump($a); test($a); debug_zval_dump($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)
8.3.60.0090.00918.27
8.3.50.0120.00521.99
8.3.40.0070.00718.55
8.3.30.0100.00318.97
8.3.20.0070.00720.07
8.3.10.0040.00421.96
8.3.00.0080.00022.58
8.2.180.0110.00716.38
8.2.170.0170.00322.96
8.2.160.0110.00420.77
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0110.00726.16
8.2.120.0000.00819.36
8.2.110.0030.00720.91
8.2.100.0040.00717.72
8.2.90.0050.00319.13
8.2.80.0040.00417.97
8.2.70.0090.00017.34
8.2.60.0050.00317.91
8.2.50.0000.00818.07
8.2.40.0030.00618.22
8.2.30.0030.00618.00
8.2.20.0030.00617.66
8.2.10.0050.00217.49
8.2.00.0040.00417.67
8.1.280.0100.00325.92
8.1.270.0080.00022.04
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0090.00323.97
8.1.230.0040.00817.42
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0080.00017.23
8.1.180.0080.00018.10
8.1.170.0040.00418.54
8.1.160.0050.00221.94
8.1.150.0050.00218.52
8.1.140.0040.00417.31
8.1.130.0000.00717.75
8.1.120.0070.00417.37
8.1.110.0000.00717.43
8.1.100.0000.00717.23
8.1.90.0040.00417.29
8.1.80.0080.00017.28
8.1.70.0030.00317.26
8.1.60.0080.00017.54
8.1.50.0000.00717.39
8.1.40.0060.00317.46
8.1.30.0070.00017.64
8.1.20.0040.00417.66
8.1.10.0000.00817.41
8.1.00.0020.00517.25
8.0.300.0070.00018.77
8.0.290.0000.00716.63
8.0.280.0000.00718.48
8.0.270.0030.00317.08
8.0.260.0040.00416.81
8.0.250.0030.00316.90
8.0.240.0030.00416.88
8.0.230.0000.00716.74
8.0.220.0050.00216.78
8.0.210.0000.00716.80
8.0.200.0030.00316.89
8.0.190.0000.00816.89
8.0.180.0060.00316.73
8.0.170.0040.00416.82
8.0.160.0000.00716.82
8.0.150.0030.00416.74
8.0.140.0030.00316.82
8.0.130.0000.00513.21
8.0.120.0050.00316.78
8.0.110.0070.00016.82
8.0.100.0040.00416.70
8.0.90.0000.00716.67
8.0.80.0060.00916.80
8.0.70.0030.00516.73
8.0.60.0000.00716.84
8.0.50.0030.00316.71
8.0.30.0030.01716.93
8.0.20.0150.00417.40
8.0.10.0000.00716.75
8.0.00.0080.01116.79
7.4.330.0000.00515.08
7.4.320.0000.00716.45
7.4.300.0000.00616.56
7.4.290.0030.00316.49
7.4.280.0060.00016.63
7.4.270.0070.00016.35
7.4.260.0050.00316.43
7.4.250.0040.00416.47
7.4.240.0050.00216.62
7.4.230.0000.00716.63
7.4.220.0100.01016.62
7.4.210.0100.00716.44
7.4.200.0030.00316.40
7.4.190.0000.00716.66
7.4.160.0070.01016.23
7.4.150.0100.00717.40
7.4.140.0060.01317.86
7.4.130.0070.01116.53
7.4.120.0090.01016.66
7.4.110.0100.00916.48
7.4.100.0100.00716.46
7.4.90.0100.00716.34
7.4.80.0100.00719.39
7.4.70.0120.00416.23
7.4.60.0060.00916.31
7.4.50.0020.00216.23
7.4.40.0110.00722.77
7.4.30.0120.00416.59
7.4.00.0040.01114.89
7.3.330.0000.00513.10
7.3.320.0000.00613.09
7.3.310.0030.00316.13
7.3.300.0000.00716.24
7.3.290.0060.00816.29
7.3.280.0110.00816.20
7.3.270.0080.00817.40
7.3.260.0070.01916.50
7.3.250.0120.00516.47
7.3.240.0060.01016.27
7.3.230.0060.00916.41
7.3.210.0100.00716.30
7.3.200.0000.01719.39
7.3.190.0120.01216.54
7.3.180.0030.01416.35
7.3.170.0070.01016.49
7.3.160.0100.00716.19
7.3.120.0060.00614.89
7.2.330.0070.01016.33
7.2.320.0090.00916.45
7.2.310.0060.00916.23
7.2.300.0090.00916.40
7.2.290.0140.00316.62
7.2.60.0000.01716.75
7.2.00.0030.00819.50
7.1.200.0030.00615.80
7.1.100.0090.00518.08
7.1.70.0030.00716.88
7.1.60.0090.01519.82
7.1.50.0100.01417.05
7.1.00.0030.07722.25
7.0.200.0040.00816.25
7.0.140.0000.07722.08
7.0.60.0000.08719.95
7.0.50.0070.04017.89
7.0.40.0130.06720.15
7.0.30.0500.06020.20
7.0.20.0370.07320.09
7.0.10.0000.06720.23
7.0.00.0030.08720.22
5.6.280.0000.07721.02
5.6.210.0300.06020.53
5.6.200.0100.04718.15
5.6.190.0030.09020.46
5.6.180.0200.03720.48
5.6.170.0270.06720.53
5.6.160.0070.06720.39
5.6.150.0030.04018.19
5.6.140.0070.08318.15
5.6.130.0070.08018.15
5.6.120.0070.06321.01
5.6.110.0030.08021.02
5.6.100.0000.04721.09
5.6.90.0100.07020.98
5.6.80.0000.04320.54
5.6.70.3570.04020.48
5.5.350.0200.08020.37
5.5.340.0130.07317.99
5.5.330.0070.04020.25
5.5.320.0370.07020.25
5.5.310.0270.04720.27
5.5.300.0070.06718.07
5.5.290.0100.03717.97
5.5.280.0100.08020.77
5.5.270.0070.05320.88
5.5.260.0030.04020.66
5.5.250.0070.06020.77
5.5.240.0330.07320.20
5.4.450.0570.04719.55
5.4.440.0270.04319.17
5.4.430.0500.04019.47
5.4.420.0930.03719.48
5.4.410.0670.03319.19
5.4.400.0770.04319.10
5.4.390.1030.04018.87
5.4.380.0400.07018.46
5.4.370.0330.05718.45
5.4.360.0370.04318.56
5.4.350.0300.06718.73
5.4.340.0330.05318.78
5.4.320.0060.04112.50
5.4.310.0030.04312.50
5.4.300.0040.04212.50
5.4.290.0070.04112.50
5.4.280.0100.03212.40
5.4.270.0000.05718.78
5.4.260.0130.04718.82
5.4.250.0100.04718.63
5.4.240.0100.05018.63
5.4.230.0170.05318.73
5.4.220.0130.04718.63
5.4.210.0130.05718.92
5.4.200.0100.04718.78
5.4.190.0230.05318.86
5.4.180.0030.06018.78
5.4.170.0130.04318.90
5.4.160.0100.04718.85
5.4.150.0130.04718.86
5.4.140.0030.05316.54
5.4.130.0070.04716.42
5.4.120.0030.05716.53
5.4.110.0070.05016.51
5.4.100.0070.04716.28
5.4.90.0130.04016.60
5.4.80.0100.04716.46
5.4.70.0100.04316.31
5.4.60.0000.05316.41
5.4.50.0030.05016.41
5.4.40.0070.05016.54
5.4.30.0130.04716.38
5.4.20.0070.04716.38
5.4.10.0030.05316.45
5.4.00.0200.03715.99
5.3.290.0050.04012.80
5.3.280.0030.05314.80
5.3.270.0070.05014.68
5.3.260.0130.04714.68
5.3.250.0070.04714.58
5.3.240.0070.05314.58
5.3.230.0030.06714.78
5.3.220.0030.05314.63
5.3.210.0100.05014.65
5.3.200.0100.04314.74
5.3.190.0070.05014.65
5.3.180.0000.05714.46
5.3.170.0130.04014.46
5.3.160.0170.04014.73
5.3.150.0000.05714.64
5.3.140.0130.04014.55
5.3.130.0100.04714.68
5.3.120.0070.05014.77
5.3.110.0170.04314.55
5.3.100.0070.04714.21
5.3.90.0130.04313.85
5.3.80.0100.04714.09
5.3.70.0070.05013.93
5.3.60.0030.05014.16
5.3.50.0070.04714.11
5.3.40.0030.05713.93
5.3.30.0030.05013.98
5.3.20.0030.05013.71
5.3.10.0070.04313.48
5.3.00.0100.05713.86
5.2.170.0100.04011.13
5.2.160.0030.04010.97
5.2.150.0000.04311.17
5.2.140.0100.03711.04
5.2.130.0000.05011.28
5.2.120.0030.04011.09
5.2.110.0070.03711.06
5.2.100.0030.04011.25
5.2.90.0030.04010.93
5.2.80.0100.03311.08
5.2.70.0130.03311.04
5.2.60.0130.03311.23
5.2.50.0070.03711.10
5.2.40.0130.03010.90
5.2.30.0100.03311.18
5.2.20.0100.03310.78
5.2.10.0130.02710.93
5.2.00.0070.03710.79
5.1.60.0130.02310.23
5.1.50.0070.03010.09
5.1.40.0030.03310.21
5.1.30.0070.03010.51
5.1.20.0070.03310.33
5.1.10.0100.03010.13
5.1.00.0030.03710.13
5.0.50.0070.0278.60
5.0.40.0100.0208.45
5.0.30.0000.0438.29
5.0.20.0000.0308.31
5.0.10.0030.0278.18
5.0.00.0000.0438.14
4.4.90.0000.0237.24
4.4.80.0000.0237.24
4.4.70.0030.0237.24
4.4.60.0030.0207.24
4.4.50.0030.0207.24
4.4.40.0070.0277.24
4.4.30.0000.0237.24
4.4.20.0000.0237.24
4.4.10.0070.0177.24
4.4.00.0000.0337.24
4.3.110.0030.0207.24
4.3.100.0030.0207.24
4.3.90.0030.0177.24
4.3.80.0030.0307.24
4.3.70.0000.0237.24
4.3.60.0100.0107.24
4.3.50.0030.0237.24
4.3.40.0030.0337.24
4.3.30.0030.0177.24
4.3.20.0070.0207.24
4.3.10.0000.0207.24
4.3.00.0030.01313.33

preferences:
47.47 ms | 401 KiB | 5 Q