3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test($var) { //$var = 3; $GLOBALS['a']++; echo $var++; debug_zval_dump($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)
8.3.60.0060.00918.38
8.3.50.0120.00321.93
8.3.40.0090.00618.71
8.3.30.0110.00419.14
8.3.20.0070.00720.35
8.3.10.0000.00721.83
8.3.00.0090.00022.57
8.2.180.0140.00716.63
8.2.170.0100.01022.96
8.2.160.0110.00420.91
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00319.23
8.2.110.0030.00722.10
8.2.100.0290.00319.30
8.2.90.0000.00819.05
8.2.80.0060.00318.00
8.2.70.0050.00317.25
8.2.60.0000.00817.91
8.2.50.0040.00418.07
8.2.40.0080.00018.03
8.2.30.0060.00317.99
8.2.20.0070.00017.54
8.2.10.0040.00417.60
8.2.00.0000.00717.73
8.1.280.0070.00725.92
8.1.270.0080.00022.19
8.1.260.0040.00426.35
8.1.250.0030.00628.09
8.1.240.0060.00323.82
8.1.230.0080.00319.09
8.1.220.0030.00617.74
8.1.210.0030.00618.77
8.1.200.0030.00717.22
8.1.190.0040.00417.43
8.1.180.0040.00418.10
8.1.170.0040.00418.63
8.1.160.0020.00522.02
8.1.150.0000.00818.64
8.1.140.0040.00417.37
8.1.130.0000.00717.75
8.1.120.0070.00317.47
8.1.110.0040.00417.47
8.1.100.0070.00017.51
8.1.90.0000.00717.45
8.1.80.0000.00817.38
8.1.70.0000.00817.44
8.1.60.0040.00417.63
8.1.50.0000.00817.57
8.1.40.0000.00817.41
8.1.30.0020.00517.63
8.1.20.0000.00817.64
8.1.10.0000.00717.39
8.1.00.0060.00317.47
8.0.300.0030.00518.77
8.0.290.0070.00017.18
8.0.280.0050.00318.44
8.0.270.0030.00317.20
8.0.260.0050.00216.83
8.0.250.0070.00016.95
8.0.240.0000.00816.88
8.0.230.0050.00316.86
8.0.220.0000.00816.92
8.0.210.0070.00016.80
8.0.200.0000.00716.96
8.0.190.0070.00316.85
8.0.180.0070.00416.82
8.0.170.0040.00416.92
8.0.160.0070.00016.80
8.0.150.0030.00316.86
8.0.140.0050.00216.85
8.0.130.0060.00013.38
8.0.120.0040.00416.77
8.0.110.0000.00716.92
8.0.100.0030.00516.80
8.0.90.0000.00716.79
8.0.80.0030.01616.82
8.0.70.0080.00016.96
8.0.60.0030.00316.83
8.0.50.0040.00416.76
8.0.30.0090.00917.28
8.0.20.0060.01217.40
8.0.10.0080.00016.96
8.0.00.0100.01116.79
7.4.330.0030.00315.09
7.4.320.0080.00016.59
7.4.300.0000.00616.41
7.4.290.0000.00716.49
7.4.280.0030.00316.64
7.4.270.0000.00716.60
7.4.260.0060.00316.59
7.4.250.0040.00416.38
7.4.240.0050.00216.53
7.4.230.0030.00316.34
7.4.220.0060.01116.58
7.4.210.0080.00816.50
7.4.200.0000.00716.25
7.4.190.0000.00716.38
7.4.160.0100.00716.46
7.4.150.0070.01117.40
7.4.140.0150.00317.86
7.4.130.0110.01116.48
7.4.120.0080.00816.49
7.4.110.0130.00416.34
7.4.100.0110.00716.31
7.4.90.0150.00916.52
7.4.80.0100.00719.39
7.4.70.0030.01316.27
7.4.60.0100.00616.62
7.4.50.0030.00616.51
7.4.40.0040.01422.77
7.4.30.0080.01216.70
7.4.00.0140.00014.88
7.3.330.0000.00613.16
7.3.320.0070.00013.15
7.3.310.0000.00716.40
7.3.300.0030.00316.34
7.3.290.0000.02016.23
7.3.280.0080.01216.31
7.3.270.0100.01017.40
7.3.260.0110.00716.44
7.3.250.0030.01316.30
7.3.240.0130.00316.19
7.3.230.0110.00716.55
7.3.210.0100.00616.36
7.3.200.0110.00719.39
7.3.190.0100.01316.57
7.3.180.0070.00916.47
7.3.170.0060.00916.38
7.3.160.0130.00716.36
7.3.120.0130.00014.84
7.3.10.0060.00816.43
7.3.00.0080.00816.40
7.2.330.0090.00916.64
7.2.320.0100.01316.35
7.2.310.0080.00816.76
7.2.300.0130.00316.64
7.2.290.0060.00916.75
7.2.130.0040.01116.93
7.2.120.0070.00716.70
7.2.110.0040.01116.83
7.2.100.0000.01517.02
7.2.90.0070.00716.85
7.2.80.0030.00916.96
7.2.70.0120.00317.00
7.2.60.0070.00716.86
7.2.50.0080.00417.04
7.2.40.0030.00917.03
7.2.30.0080.00416.95
7.2.20.0040.00416.69
7.2.10.0100.00617.00
7.2.00.0060.00818.14
7.1.250.0030.01015.78
7.1.200.0000.01015.71
7.1.100.0090.00918.14
7.1.70.0000.01016.92
7.1.60.0100.01319.82
7.1.50.0110.01417.05
7.1.00.0070.07322.48
7.0.200.0120.00616.45
7.0.140.0030.07322.09
7.0.60.0030.04019.90
7.0.50.0000.04317.87
7.0.40.0000.05720.11
7.0.30.0270.05720.24
7.0.20.0300.08020.12
7.0.10.0230.08020.24
7.0.00.0030.04720.08
5.6.280.0030.07320.89
5.6.210.0170.07020.60
5.6.200.0030.08018.18
5.6.190.0100.06320.48
5.6.180.4230.03720.57
5.6.170.0300.07320.56
5.6.160.0070.05720.46
5.6.150.0070.04318.15
5.6.140.0070.03718.14
5.6.130.0070.05018.15
5.6.120.0070.08021.15
5.6.110.0030.04320.97
5.6.100.0100.08021.11
5.6.90.0070.03721.07
5.6.80.0070.08320.44
5.6.70.4530.03020.37
5.5.350.0000.07020.46
5.5.340.0070.07718.09
5.5.330.0000.04720.40
5.5.320.0230.05020.35
5.5.310.0400.05320.34
5.5.300.0070.05017.97
5.5.290.0030.07318.09
5.5.280.0100.08320.89
5.5.270.0000.04320.74
5.5.260.0200.07720.85
5.5.250.0030.08720.58
5.5.240.0030.08020.26
5.4.450.0300.06319.31
5.4.440.0530.05719.63
5.4.430.0200.05719.46
5.4.420.0100.05719.52
5.4.410.0070.05719.33
5.4.400.0900.00018.76
5.4.390.0770.00018.84
5.4.380.0200.05718.72
5.4.370.0270.04718.58
5.4.360.0100.06318.51
5.4.350.0270.05018.52
5.4.340.0300.05018.47
5.4.320.0070.03612.50
5.4.310.0060.03812.50
5.4.300.0050.03712.50
5.4.290.0070.03612.50
5.4.280.0060.03912.40
5.4.270.0070.05019.05
5.4.260.0130.04718.91
5.4.250.0100.04718.71
5.4.240.0030.05718.91
5.4.230.0070.05319.04
5.4.220.0100.06018.63
5.4.210.0070.06018.82
5.4.200.0070.05318.91
5.4.190.0130.04718.78
5.4.180.0070.05318.75
5.4.170.0030.06718.90
5.4.160.0070.05018.80
5.4.150.0030.05719.03
5.4.140.0100.04716.55
5.4.130.0000.05316.59
5.4.120.0030.07716.57
5.4.110.0030.05316.41
5.4.100.0130.04016.45
5.4.90.0100.04316.28
5.4.80.0100.04316.26
5.4.70.0030.05016.31
5.4.60.0070.04716.36
5.4.50.0030.06016.41
5.4.40.0070.04716.29
5.4.30.0000.05316.51
5.4.20.0030.05016.36
5.4.10.0100.04716.52
5.4.00.0100.04315.96
5.3.290.0090.03512.80
5.3.280.0070.06014.80
5.3.270.0170.04314.50
5.3.260.0100.05714.43
5.3.250.0130.06014.66
5.3.240.0070.05014.59
5.3.230.0030.05314.67
5.3.220.0030.05314.65
5.3.210.0100.04714.56
5.3.200.0100.04714.47
5.3.190.0000.05314.46
5.3.180.0100.04714.64
5.3.170.0100.04314.64
5.3.160.0270.03714.75
5.3.150.0000.05314.56
5.3.140.0030.05014.62
5.3.130.0170.04014.54
5.3.120.0030.05314.53
5.3.110.0070.05014.54
5.3.100.0100.04313.86
5.3.90.0030.05014.03
5.3.80.0030.05014.09
5.3.70.0070.04714.09
5.3.60.0070.04714.22
5.3.50.0130.04013.96
5.3.40.0070.05013.99
5.3.30.0100.04314.12
5.3.20.0070.04713.77
5.3.10.0030.05713.72
5.3.00.0070.04713.70
5.2.170.0070.04011.14
5.2.160.0030.05711.32
5.2.150.0130.03011.22
5.2.140.0030.04311.22
5.2.130.0130.03011.28
5.2.120.0100.03311.21
5.2.110.0070.03711.17
5.2.100.0100.03311.04
5.2.90.0070.04311.27
5.2.80.0100.03311.16
5.2.70.0070.03711.26
5.2.60.0000.04310.88
5.2.50.0100.03311.11
5.2.40.0100.03310.99
5.2.30.0000.04311.19
5.2.20.0030.04010.95
5.2.10.0100.03310.84
5.2.00.0000.04010.79
5.1.60.0030.0339.84
5.1.50.0030.03310.05
5.1.40.0070.0309.95
5.1.30.0070.03710.28
5.1.20.0070.03010.56
5.1.10.0070.03010.27
5.1.00.0130.02710.16
5.0.50.0030.0278.49
5.0.40.0070.0238.56
5.0.30.0000.0438.31
5.0.20.0000.0308.28
5.0.10.0100.0208.13
5.0.00.0100.0378.00
4.4.90.0070.0177.24
4.4.80.0030.0207.24
4.4.70.0030.0207.24
4.4.60.0070.0177.24
4.4.50.0000.0237.24
4.4.40.0030.0307.24
4.4.30.0030.0207.24
4.4.20.0030.0277.24
4.4.10.0100.0177.24
4.4.00.0030.0307.24
4.3.110.0000.0237.24
4.3.100.0000.0307.24
4.3.90.0000.0207.24
4.3.80.0000.0337.24
4.3.70.0030.0207.24
4.3.60.0030.0177.24
4.3.50.0000.0237.24
4.3.40.0000.0437.24
4.3.30.0000.0237.24
4.3.20.0070.0177.24
4.3.10.0000.0207.24
4.3.00.0070.0207.75

preferences:
39.26 ms | 401 KiB | 5 Q