3v4l.org

run code in 300+ PHP versions simultaneously
<?php define('Z', 'foo'); define('Z', 'bar'); echo Z;

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)
8.3.60.0150.00716.63
8.3.50.0180.00423.00
8.3.40.0160.00618.83
8.3.30.0100.00318.87
8.3.20.0000.00720.18
8.3.10.0040.00421.77
8.3.00.0000.00817.46
8.2.180.0150.00316.50
8.2.170.0140.00322.96
8.2.160.0000.01320.38
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0070.00726.16
8.2.120.0040.00421.00
8.2.110.0070.00322.10
8.2.100.0040.00717.91
8.2.90.0070.00019.22
8.2.80.0080.00017.97
8.2.70.0040.00417.47
8.2.60.0070.00417.93
8.2.50.0050.00318.07
8.2.40.0070.00018.16
8.2.30.0000.00718.04
8.2.20.0000.00817.58
8.2.10.0040.00417.98
8.2.00.0000.00817.59
8.1.280.0040.01125.92
8.1.270.0070.00723.97
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0100.00023.61
8.1.230.0070.00419.04
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0090.00017.00
8.1.190.0000.00817.10
8.1.180.0000.00918.10
8.1.170.0030.00518.68
8.1.160.0050.00221.99
8.1.150.0040.00418.83
8.1.140.0040.00417.34
8.1.130.0030.00317.66
8.1.120.0030.00417.37
8.1.110.0070.00417.39
8.1.100.0030.00517.33
8.1.90.0070.00017.37
8.1.80.0050.00217.27
8.1.70.0030.00317.32
8.1.60.0060.00317.41
8.1.50.0040.00417.48
8.1.40.0040.00417.32
8.1.30.0030.00517.46
8.1.20.0000.00717.59
8.1.10.0000.00717.45
8.1.00.0000.00817.39
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0000.00718.36
8.0.270.0030.00317.28
8.0.260.0060.00017.20
8.0.250.0030.00417.01
8.0.240.0040.00416.92
8.0.230.0000.00716.93
8.0.220.0030.00316.86
8.0.210.0050.00216.75
8.0.200.0030.00316.95
8.0.190.0050.00216.79
8.0.180.0040.00416.96
8.0.170.0000.00816.89
8.0.160.0030.00316.84
8.0.150.0040.00416.75
8.0.140.0040.00316.75
8.0.130.0000.00613.36
8.0.120.0040.00416.88
8.0.110.0070.00016.71
8.0.100.0020.00516.88
8.0.90.0070.00016.94
8.0.80.0100.00616.88
8.0.70.0000.00816.72
8.0.60.0000.00716.93
8.0.50.0040.00416.90
8.0.30.0140.00817.02
8.0.20.0100.01017.40
8.0.10.0000.00717.04
8.0.00.0090.00816.59
7.4.330.0000.00615.02
7.4.320.0060.00016.44
7.4.300.0060.00016.56
7.4.290.0030.00316.29
7.4.280.0000.00816.32
7.4.270.0080.00016.33
7.4.260.0000.01016.30
7.4.250.0000.00716.49
7.4.240.0070.00016.47
7.4.230.0040.00416.27
7.4.220.0160.00316.45
7.4.210.0000.01516.63
7.4.200.0040.00416.33
7.4.160.0090.00616.36
7.4.150.0130.00617.40
7.4.140.0080.01117.86
7.4.130.0100.00716.35
7.4.120.0130.00316.60
7.4.110.0150.00816.43
7.4.100.0030.01416.37
7.4.90.0110.00816.26
7.4.80.0060.01219.39
7.4.70.0130.00716.37
7.4.60.0030.01516.53
7.4.50.0020.00216.67
7.4.40.0090.00816.32
7.4.30.0060.00916.20
7.4.00.0170.00014.72
7.3.330.0060.00013.18
7.3.320.0000.00513.02
7.3.310.0070.00016.14
7.3.300.0000.00716.19
7.3.290.0040.01116.24
7.3.280.0080.00816.20
7.3.270.0180.00417.40
7.3.260.0160.00616.33
7.3.250.0080.00916.31
7.3.240.0140.00316.23
7.3.230.0050.01416.39
7.3.210.0060.01416.26
7.3.200.0110.00919.39
7.3.190.0150.00916.38
7.3.180.0130.00616.10
7.3.170.0090.00916.27
7.3.160.0070.01016.27
7.3.10.0060.00516.45
7.3.00.0040.00816.55
7.2.330.0070.01116.22
7.2.320.0070.01016.56
7.2.310.0070.01116.51
7.2.300.0030.01316.44
7.2.290.0100.01016.43
7.2.130.0090.00716.83
7.2.120.0060.00516.69
7.2.110.0060.00916.79
7.2.100.0030.01016.73
7.2.90.0030.00916.87
7.2.80.0050.00916.92
7.2.70.0070.00516.60
7.2.60.0070.00716.74
7.2.50.0030.00816.87
7.2.40.0070.00516.76
7.2.30.0030.00916.79
7.2.20.0070.00516.90
7.2.10.0040.01116.92
7.2.00.0090.00417.63
7.1.250.0040.00915.54
7.1.200.0180.00015.47
7.1.100.0100.00318.28
7.1.70.0000.01117.07
7.1.60.0070.01819.40
7.1.50.0000.01016.67
7.1.00.0030.07722.57
7.0.200.0070.00416.73
7.0.140.0030.07322.00
7.0.60.0130.05321.83
7.0.50.0070.08017.89
7.0.40.0130.06720.27
7.0.30.0300.08020.11
7.0.20.0370.04020.00
7.0.10.0070.08720.09
7.0.00.0130.07019.99
5.6.280.0030.07321.06
5.6.210.0000.04320.74
5.6.200.0100.07718.11
5.6.190.0000.09320.41
5.6.180.0600.05320.41
5.6.170.0270.09020.46
5.6.160.0130.07720.38
5.6.150.0070.04718.15
5.6.140.0070.04018.15
5.6.130.0000.04318.20
5.6.120.0030.05320.89
5.6.110.0100.08021.00
5.6.100.0100.03320.99
5.6.90.0000.04320.97
5.6.80.0070.07720.28
5.5.350.0170.08320.43
5.5.340.0000.04317.95
5.5.330.0100.06020.15
5.5.320.0570.05020.21
5.5.310.0200.05720.29
5.5.300.0070.07717.91
5.5.290.0070.03717.98
5.5.280.0130.08020.84
5.5.270.0100.04020.78
5.5.260.0030.04020.93
5.5.250.0170.08320.69
5.5.240.0200.02320.03
5.4.450.3630.04019.41
5.4.440.2700.04719.36
5.4.430.3870.03319.32
5.4.420.3570.04319.36
5.4.410.3630.04319.36
5.4.400.4170.04719.17
5.4.390.3730.03319.04
5.4.380.4000.03018.87
5.4.370.3630.04019.13
5.4.360.3800.04019.04
5.4.350.4730.03319.16
5.4.340.4030.04019.26
5.4.320.4200.04019.16
5.4.310.4000.03319.07
5.4.300.3830.04019.16
5.4.290.3800.03019.06
5.4.280.3930.03718.88
5.4.270.3970.03019.04
5.4.260.3730.04019.04
5.4.250.3770.03318.88
5.4.240.3870.03319.17
5.4.230.3830.03719.07
5.4.220.4170.02719.15
5.4.210.3600.04019.27
5.4.200.4330.04019.12
5.4.190.1430.04319.10
5.4.180.0100.07018.95
5.4.170.4000.03719.03
5.4.160.4300.04319.02
5.4.150.4000.03019.12
5.4.140.3900.04016.34
5.4.130.4000.04016.36
5.4.120.3900.03316.39
5.4.110.4000.03316.25
5.4.100.3870.04016.46
5.4.90.3730.03316.39
5.4.80.0130.06016.21
5.4.70.2730.04016.55
5.4.60.4000.03316.44
5.4.50.3770.03716.44
5.4.40.3370.03316.54
5.4.30.3270.03716.23
5.4.20.3730.03316.30
5.4.10.3730.03716.36
5.4.00.3100.03715.83
5.3.290.3800.04314.58
5.3.280.3800.03314.53
5.3.270.4270.04014.50
5.3.260.3970.03314.62
5.3.250.3900.04014.50
5.3.240.4070.03714.69
5.3.230.4000.03714.53
5.3.220.3800.03314.50
5.3.210.3670.04714.44
5.3.200.4230.04014.49
5.3.190.3430.03314.57
5.3.180.0070.07714.38
5.3.170.0070.05314.50
5.3.160.3700.03014.50
5.3.150.3870.03714.50
5.3.140.2700.04014.49
5.3.130.3600.04014.51
5.3.120.3670.04014.48
5.3.110.3800.04014.47
5.3.100.3330.03714.04
5.3.90.2900.03713.95
5.3.80.3270.04013.85
5.3.70.3430.04313.97
5.3.60.2570.03014.02
5.3.50.2900.03313.73
5.3.40.3630.04013.87
5.3.30.3770.04013.72
5.3.20.3630.03713.65
5.3.10.4000.03013.57
5.3.00.3900.03713.47
5.2.170.2930.03011.03
5.2.160.3100.02311.04
5.2.150.2970.03711.08
5.2.140.3200.03311.07
5.2.130.3200.02711.09
5.2.120.2530.03011.25
5.2.110.3500.03310.98
5.2.100.3400.01711.04
5.2.90.3130.02310.95
5.2.80.3070.03011.04
5.2.70.3400.02311.03
5.2.60.3300.03711.05
5.2.50.3130.02310.99
5.2.40.2800.02310.81
5.2.30.2530.02010.97
5.2.20.2800.03710.90
5.2.10.2470.02710.85
5.2.00.2800.03310.71
5.1.60.2830.01710.03
5.1.50.2570.02010.14
5.1.40.2670.0279.95
5.1.30.2770.02310.33
5.1.20.2500.02310.24
5.1.10.3330.02310.12
5.1.00.2800.02310.09
5.0.50.1530.0238.51
5.0.40.1370.0178.36
5.0.30.1530.0308.21
5.0.20.1230.0208.14
5.0.10.1470.0208.30
5.0.00.1430.0308.20
4.4.90.1470.0176.32
4.4.80.1430.0136.32
4.4.70.1500.0206.32
4.4.60.1300.0176.32
4.4.50.0800.0176.32
4.4.40.1230.0236.32
4.4.30.1470.0206.32
4.4.20.1330.0236.32
4.4.10.1400.0206.32
4.4.00.1230.0276.32
4.3.110.1370.0136.32
4.3.100.1200.0176.32
4.3.90.1400.0206.32
4.3.80.1230.0206.32
4.3.70.1200.0136.32
4.3.60.1530.0136.32
4.3.50.1500.0106.32
4.3.40.1370.0276.32
4.3.30.0600.0176.32
4.3.20.0830.0236.32
4.3.10.0900.0206.32
4.3.00.0830.0206.32

preferences:
38.65 ms | 401 KiB | 5 Q