3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test($var) { //$var = 3; 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)
8.3.40.0040.01118.89
8.3.30.0000.01418.53
8.3.20.0050.00318.62
8.3.10.0030.00620.52
8.3.00.0050.00319.13
8.2.170.0070.01122.96
8.2.160.0100.00320.52
8.2.150.0030.00624.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0050.00320.52
8.2.110.0090.00021.18
8.2.100.0090.00317.91
8.2.90.0030.00621.20
8.2.80.0040.00419.09
8.2.70.0050.00317.63
8.2.60.0060.00318.04
8.2.50.0080.00018.07
8.2.40.0030.00618.03
8.2.30.0000.01017.91
8.2.20.0060.00319.39
8.2.10.0040.00417.62
8.2.00.0080.00017.61
8.1.270.0080.01124.66
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00322.59
8.1.230.0100.00321.04
8.1.220.0050.00317.78
8.1.210.0030.00718.80
8.1.200.0000.00817.23
8.1.190.0030.00617.16
8.1.180.0040.00418.10
8.1.170.0050.00218.77
8.1.160.0080.00318.86
8.1.150.0000.00718.55
8.1.140.0000.00817.25
8.1.130.0030.00317.93
8.1.120.0040.00417.40
8.1.110.0080.00017.30
8.1.100.0040.00417.30
8.1.90.0050.00317.37
8.1.80.0030.00317.38
8.1.70.0000.01017.41
8.1.60.0000.00717.59
8.1.50.0030.00617.42
8.1.40.0000.00717.39
8.1.30.0000.00917.59
8.1.20.0080.00017.50
8.1.10.0050.00317.46
8.1.00.0040.00417.48
8.0.300.0020.00520.04
8.0.290.0070.00016.63
8.0.280.0000.00718.37
8.0.270.0070.00017.25
8.0.260.0000.00716.81
8.0.250.0050.00216.82
8.0.240.0070.00016.84
8.0.230.0030.00316.88
8.0.220.0030.00316.82
8.0.210.0060.00016.72
8.0.200.0000.00816.84
8.0.190.0000.00716.92
8.0.180.0080.00016.72
8.0.170.0040.00416.77
8.0.160.0080.00016.70
8.0.150.0070.00016.78
8.0.140.0060.00316.79
8.0.130.0030.00313.18
8.0.120.0070.00016.80
8.0.110.0050.00216.76
8.0.100.0040.00416.80
8.0.90.0030.00316.88
8.0.80.0060.00916.77
8.0.70.0000.00816.69
8.0.60.0040.00416.70
8.0.50.0060.00316.75
8.0.30.0150.00617.32
8.0.20.0070.01117.08
8.0.10.0040.00416.74
8.0.00.0120.00516.89
7.4.330.0060.00012.93
7.4.320.0000.00616.54
7.4.300.0000.00616.59
7.4.290.0030.00316.47
7.4.280.0000.00816.40
7.4.270.0000.00616.39
7.4.260.0000.00613.20
7.4.250.0040.00416.35
7.4.240.0030.00316.60
7.4.230.0030.00316.34
7.4.220.0110.00716.46
7.4.210.0090.00616.62
7.4.200.0070.00016.37
7.4.190.0030.00316.64
7.4.160.0110.01116.69
7.4.150.0130.00716.34
7.4.140.0080.01016.42
7.4.130.0040.01416.32
7.4.120.0070.01016.33
7.4.110.0060.01216.55
7.4.100.0100.00716.32
7.4.90.0190.00016.50
7.4.80.0140.00516.43
7.4.70.0180.00016.27
7.4.60.0100.00616.42
7.4.50.0000.00616.69
7.4.40.0040.01116.42
7.4.30.0140.00316.52
7.4.00.0090.00314.89
7.3.330.0030.00313.05
7.3.320.0000.00613.07
7.3.310.0030.00316.24
7.3.300.0040.00416.10
7.3.290.0060.00916.19
7.3.280.0090.00616.27
7.3.270.0130.00316.34
7.3.260.0150.00316.48
7.3.250.0130.01316.44
7.3.240.0040.01216.23
7.3.230.0160.00016.49
7.3.210.0100.00616.21
7.3.200.0130.00919.39
7.3.190.0170.00416.47
7.3.180.0000.01816.22
7.3.170.0070.01016.39
7.3.160.0070.01016.32
7.3.120.0040.01114.91
7.3.110.0090.00914.84
7.3.100.0030.01015.04
7.3.90.0030.00614.57
7.3.80.0030.00614.73
7.3.70.0000.01114.76
7.3.60.0070.00714.82
7.3.50.0060.00614.75
7.3.40.0090.00914.65
7.3.30.0000.01314.52
7.3.20.0090.00316.56
7.3.10.0120.00316.52
7.3.00.0070.00816.63
7.2.330.0120.00516.70
7.2.320.0120.00616.66
7.2.310.0090.00916.42
7.2.300.0070.01116.73
7.2.290.0000.01616.59
7.2.250.0100.01015.11
7.2.240.0040.01415.13
7.2.230.0040.01115.18
7.2.220.0060.00914.84
7.2.210.0070.00415.02
7.2.200.0000.01014.97
7.2.190.0000.01214.84
7.2.180.0090.00614.88
7.2.170.0030.00615.15
7.2.160.0040.00715.05
7.2.150.0070.01016.82
7.2.140.0110.00016.98
7.2.130.0060.00916.89
7.2.120.0040.01116.81
7.2.110.0090.00516.80
7.2.100.0050.00916.93
7.2.90.0060.00616.94
7.2.80.0070.00916.87
7.2.70.0030.01316.93
7.2.60.0060.01016.81
7.2.50.0050.01216.69
7.2.40.0120.00516.83
7.2.30.0040.00816.88
7.2.20.0040.00616.86
7.2.10.0060.00916.70
7.2.00.0060.01017.57
7.1.330.0080.00815.88
7.1.320.0000.01616.01
7.1.310.0000.01515.80
7.1.300.0030.00615.76
7.1.290.0090.00915.45
7.1.280.0030.01315.75
7.1.270.0000.01015.62
7.1.260.0040.00815.57
7.1.250.0040.00915.64
7.1.200.0090.00615.86
7.1.100.0060.00318.02
7.1.70.0000.00717.27
7.1.60.0070.01119.31
7.1.50.0250.00334.86
7.1.00.0070.07322.30
7.0.200.0000.00716.69
7.0.140.0030.07022.09
7.0.120.0000.07321.96
7.0.60.0070.05720.03
7.0.50.0030.04017.96
7.0.40.0070.07020.11
7.0.30.0270.08320.26
7.0.20.0300.06020.34
7.0.10.0230.07320.20
7.0.00.0230.06720.01
5.6.280.0170.05720.77
5.6.210.0070.07320.53
5.6.200.0070.04718.16
5.6.190.0070.04020.41
5.6.180.0370.07020.56
5.6.170.0200.04020.48
5.6.160.0030.07720.54
5.6.150.0030.06018.18
5.6.140.0130.07718.28
5.6.130.0030.08318.17
5.6.120.0030.04020.98
5.6.110.0070.09321.02
5.6.100.0030.08321.00
5.6.90.0100.05721.01
5.6.80.0130.07720.36
5.6.70.0230.07720.29
5.5.350.0330.07720.34
5.5.340.0070.08017.98
5.5.330.0070.06320.27
5.5.320.0270.04320.25
5.5.310.0270.08320.20
5.5.300.0030.04317.97
5.5.290.0100.07317.98
5.5.280.0030.04320.69
5.5.270.0000.04720.80
5.5.260.0130.05020.68
5.5.250.0030.05320.62
5.5.240.0070.03720.29
5.4.450.0000.06019.18
5.4.440.0000.04319.48
5.4.430.0030.03719.17
5.4.420.0070.03319.30
5.4.410.0030.03719.07
5.4.400.0000.04018.98
5.4.390.0000.04318.99
5.4.380.0100.03718.86
5.4.370.0030.03719.14
5.4.360.0070.03319.25
5.4.350.0070.04319.24
5.4.340.0000.04018.85
5.4.320.0030.03719.08
5.4.310.0030.03719.24
5.4.300.0070.04019.24
5.4.290.0070.06719.20
5.4.280.0000.04319.24
5.4.270.0070.04018.87
5.4.260.0070.05719.16
5.4.250.0000.06018.97
5.4.240.0000.08019.13
5.4.230.0030.06319.15
5.4.220.0030.04018.85
5.4.210.0070.05719.14
5.4.200.0100.07019.07
5.4.190.0070.04318.84
5.4.180.0130.05018.86
5.4.170.0100.07318.96
5.4.160.0070.04719.22
5.4.150.0130.07318.90
5.4.140.0070.07316.40
5.4.130.0000.04716.40
5.4.120.0030.05716.37
5.4.110.0070.06316.43
5.4.100.0100.06716.38
5.4.90.0070.04316.49
5.4.80.0030.04316.36
5.4.70.0130.06716.41
5.4.60.0100.05016.37
5.4.50.0070.05716.43
5.4.40.0000.08016.41
5.4.30.0100.06016.42
5.4.20.0130.06716.26
5.4.10.0070.06316.64
5.4.00.0130.07015.80
5.3.290.0030.03714.71
5.3.280.0030.06014.63
5.3.270.0130.06714.63
5.3.260.0130.06714.65
5.3.250.0070.06714.58
5.3.240.0070.05714.49
5.3.230.0200.06714.61
5.3.220.0070.07314.62
5.3.210.0100.04314.63
5.3.200.0070.04714.61
5.3.190.0030.04714.59
5.3.180.0130.06714.45
5.3.170.0070.04314.55
5.3.160.0130.06014.45
5.3.150.0100.05014.57
5.3.140.0070.05714.55
5.3.130.0030.06014.56
5.3.120.0130.04714.54
5.3.110.0170.06014.57
5.3.100.0070.04714.08
5.3.90.0000.04013.98
5.3.80.0030.03714.02
5.3.70.0000.04014.07
5.3.60.0000.04713.97
5.3.50.0070.07013.99
5.3.40.0070.05013.93
5.3.30.0030.06714.06
5.3.20.0030.06313.61
5.3.10.0030.05713.69
5.3.00.0070.04313.70
5.2.170.0070.06011.10
5.2.160.0030.03311.16
5.2.150.0000.03711.11
5.2.140.0030.06311.29
5.2.130.0000.04011.06
5.2.120.0070.06011.10
5.2.110.0070.02711.09
5.2.100.0070.02711.11
5.2.90.0070.02711.14
5.2.80.0000.06711.05
5.2.70.0070.06011.01
5.2.60.0000.05311.00
5.2.50.0100.06011.05
5.2.40.0070.06010.99
5.2.30.0030.06310.93
5.2.20.0070.03710.99
5.2.10.0100.05310.85
5.2.00.0070.06010.78
5.1.60.0000.05710.04
5.1.50.0100.0509.96
5.1.40.0030.04310.04
5.1.30.0030.02710.34
5.1.20.0000.03310.34
5.1.10.0030.02710.04
5.1.00.0100.04710.05
5.0.50.0000.0278.60
5.0.40.0070.0338.38
5.0.30.0100.0508.28
5.0.20.0000.0478.18
5.0.10.0000.0238.14
5.0.00.0030.0478.14
4.4.90.0030.0337.04
4.4.80.0000.0307.04
4.4.70.0100.0277.04
4.4.60.0000.0407.04
4.4.50.0000.0277.04
4.4.40.0000.0377.04
4.4.30.0030.0207.04
4.4.20.0030.0177.04
4.4.10.0000.0177.04
4.4.00.0000.0477.04
4.3.110.0000.0407.04
4.3.100.0070.0307.04
4.3.90.0000.0237.04
4.3.80.0000.0437.04
4.3.70.0070.0337.04
4.3.60.0000.0237.04
4.3.50.0030.0177.04
4.3.40.0000.0537.04
4.3.30.0000.0277.04
4.3.20.0000.0277.04
4.3.10.0000.0407.04
4.3.00.0070.0337.04

preferences:
46.89 ms | 400 KiB | 5 Q