3v4l.org

run code in 300+ PHP versions simultaneously
<?php function a(){ function b(){ return 'loml';} echo b(); } ?>

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)
8.3.60.0070.00716.62
8.3.50.0070.01217.32
8.3.40.0110.00418.84
8.3.30.0070.00718.41
8.3.20.0040.00418.39
8.3.10.0030.00620.23
8.3.00.0000.00819.26
8.2.180.0070.00716.38
8.2.170.0170.00322.96
8.2.160.0000.01419.33
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00419.70
8.2.110.0080.00321.03
8.2.100.0110.00017.78
8.2.90.0040.00420.80
8.2.80.0050.00317.80
8.2.70.0000.01017.38
8.2.60.0030.00617.80
8.2.50.0030.00618.07
8.2.40.0040.00418.22
8.2.30.0080.00017.99
8.2.20.0040.00417.50
8.2.10.0040.00417.60
8.2.00.0090.00017.54
8.1.280.0040.01125.92
8.1.270.0070.00024.66
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0130.00320.71
8.1.230.0110.00020.92
8.1.220.0040.00417.74
8.1.210.0030.00618.82
8.1.200.0030.00617.23
8.1.190.0050.00317.38
8.1.180.0040.00418.10
8.1.170.0080.00018.73
8.1.160.0050.00218.66
8.1.150.0040.00418.37
8.1.140.0000.00717.36
8.1.130.0050.00217.75
8.1.120.0030.00517.34
8.1.110.0030.00417.28
8.1.100.0050.00217.32
8.1.90.0030.00517.23
8.1.80.0030.00317.31
8.1.70.0030.00317.32
8.1.60.0000.00717.38
8.1.50.0040.00417.40
8.1.40.0050.00317.29
8.1.30.0040.00417.54
8.1.20.0060.00317.38
8.1.10.0000.00717.37
8.1.00.0000.00817.35
8.0.300.0000.00819.90
8.0.290.0040.00416.63
8.0.280.0070.00018.26
8.0.270.0040.00417.03
8.0.260.0070.00016.68
8.0.250.0040.00416.89
8.0.240.0030.00616.69
8.0.230.0070.00016.68
8.0.220.0060.00016.70
8.0.210.0050.00316.75
8.0.200.0070.00016.82
8.0.190.0040.00416.84
8.0.180.0050.00316.73
8.0.170.0050.00316.79
8.0.160.0050.00316.72
8.0.150.0000.00716.77
8.0.140.0040.00416.76
8.0.130.0030.00313.25
8.0.120.0050.00316.60
8.0.110.0030.00616.76
8.0.100.0070.00016.77
8.0.90.0030.00416.65
8.0.80.0100.00516.67
8.0.70.0000.00716.81
8.0.60.0000.00716.55
8.0.50.0070.00016.70
8.0.30.0090.01217.01
8.0.20.0080.01216.94
8.0.10.0060.00316.76
8.0.00.0050.01416.57
7.4.330.0000.00512.85
7.4.320.0060.00016.46
7.4.300.0030.00316.45
7.4.290.0030.00616.31
7.4.280.0000.00816.41
7.4.270.0060.00016.53
7.4.260.0000.00613.02
7.4.250.0000.00816.48
7.4.240.0080.00016.45
7.4.230.0050.00216.25
7.4.220.0030.02316.34
7.4.210.0030.01116.42
7.4.200.0000.00716.36
7.4.190.0030.00316.59
7.4.160.0200.00316.13
7.4.150.0070.01016.18
7.4.140.0080.00916.38
7.4.130.0120.00516.42
7.4.120.0150.00216.21
7.4.110.0100.00716.56
7.4.100.0070.01016.45
7.4.90.0060.01016.37
7.4.80.0140.00416.41
7.4.70.0120.00516.07
7.4.60.0080.01716.18
7.4.50.0050.00316.30
7.4.40.0070.00716.32
7.4.30.0030.01316.39
7.4.00.0100.00714.95
7.3.330.0060.00013.16
7.3.320.0000.00513.24
7.3.310.0000.00816.16
7.3.300.0040.00416.11
7.3.290.0100.01016.24
7.3.280.0110.00616.14
7.3.270.0190.00016.28
7.3.260.0050.01316.43
7.3.250.0030.01416.21
7.3.240.0160.00716.20
7.3.230.0160.00616.31
7.3.210.0110.00716.26
7.3.200.0110.00819.39
7.3.190.0160.00316.29
7.3.180.0070.00716.22
7.3.170.0080.00916.46
7.3.160.0060.00916.45
7.3.120.0030.00914.67
7.2.330.0080.00816.55
7.2.320.0120.00616.41
7.2.310.0110.01116.17
7.2.300.0100.00616.61
7.2.290.0100.00716.56
7.2.00.0030.00619.09
7.1.100.0040.01117.86
7.1.70.0070.00016.98
7.1.60.0070.00719.40
7.1.50.0000.01016.98
7.1.00.0000.06722.28
7.0.200.0250.00414.68
7.0.140.0100.06722.11
7.0.120.0070.07022.09
7.0.60.0270.07319.87
7.0.50.0070.04717.93
7.0.40.3500.04720.09
7.0.30.3900.05020.34
7.0.20.3500.04720.19
7.0.10.3500.05020.20
7.0.00.3670.04720.14
5.6.280.0000.07021.15
5.6.210.0100.06020.51
5.6.200.0030.04318.12
5.6.190.3300.04020.55
5.6.180.3400.03720.55
5.6.170.3870.04320.48
5.6.160.3930.02720.50
5.6.150.3970.04020.35
5.6.140.3300.04320.31
5.6.130.3300.04320.31
5.6.120.1100.04320.27
5.6.110.0100.03720.30
5.6.100.3170.04320.28
5.6.90.3530.04320.29
5.6.80.3300.04319.96
5.6.70.3370.04319.73
5.6.60.3600.04319.66
5.6.50.4300.04319.66
5.6.40.4230.03719.71
5.6.30.4330.03719.64
5.6.20.3570.04019.66
5.6.10.3570.04319.67
5.6.00.3730.03719.63
5.5.350.4300.04020.41
5.5.340.0170.07717.95
5.5.330.1370.07020.19
5.5.320.4100.04320.25
5.5.310.3530.04720.38
5.5.300.3600.04020.07
5.5.290.3070.04020.16
5.5.280.0000.04320.10
5.5.270.0000.05320.32
5.5.260.3800.03720.16
5.5.250.3800.04019.90
5.5.240.3270.04019.46
5.5.230.3600.03319.49
5.5.220.3370.05019.48
5.5.210.3800.03319.51
5.5.200.4300.04319.43
5.5.190.3930.03719.47
5.5.180.4330.04719.50
5.5.160.3670.04019.47
5.5.150.1470.06019.46
5.5.140.4200.03719.46
5.5.130.3500.04319.48
5.5.120.3430.03319.41
5.5.110.3500.04019.43
5.5.100.3670.03719.40
5.5.90.3700.03319.42
5.5.80.4030.03019.36
5.5.70.3500.04319.35
5.5.60.3470.04019.35
5.5.50.0000.04019.39
5.5.40.0070.05719.47
5.5.30.2000.06319.33
5.5.20.3970.05319.32
5.5.10.4170.04019.34
5.5.00.4370.03019.39
5.4.450.3000.04019.47
5.4.440.0000.04019.43
5.4.430.1130.04319.33
5.4.420.3200.03319.33
5.4.410.3830.03719.34
5.4.400.4000.03719.13
5.4.390.3670.04718.89
5.4.380.3230.04019.08
5.4.370.4670.03019.05
5.4.360.4570.04719.13
5.4.350.4270.03719.05
5.4.340.3330.03719.05
5.4.320.0500.05719.02
5.4.310.0100.05019.12
5.4.300.4170.04019.13
5.4.290.4170.03719.07
5.4.280.3700.04019.12
5.4.270.3700.03719.10
5.4.260.3700.04019.27
5.4.250.2930.03319.03
5.4.240.3200.04018.98
5.4.230.3630.03319.09
5.4.220.3300.03319.01
5.4.210.3630.03019.06
5.4.200.0030.07719.01
5.4.190.3500.04019.00
5.4.180.4070.03719.09
5.4.170.4370.03319.11
5.4.160.3930.04019.00
5.4.150.4300.04019.03
5.4.140.4330.03316.45
5.4.130.3430.03716.44
5.4.120.3800.04016.48
5.4.110.3300.02716.50
5.4.100.3400.03316.44
5.4.90.3270.03316.52
5.4.80.3430.03716.42
5.4.70.3730.03316.33
5.4.60.4130.03016.43
5.4.50.4230.03716.39
5.4.40.3900.03316.47
5.4.30.4330.03316.38
5.4.20.3670.03016.38
5.4.10.3570.03316.35
5.4.00.3200.03715.71
5.3.290.0030.06714.51
5.3.280.3300.03714.80
5.3.270.4170.03714.56
5.3.260.4230.04014.71
5.3.250.4330.03314.62
5.3.240.3630.03714.62
5.3.230.3700.03014.59
5.3.220.3500.04314.67
5.3.210.3270.03714.57
5.3.200.3530.03314.53
5.3.190.3130.04014.42
5.3.180.3300.04014.78
5.3.170.4200.04014.66
5.3.160.4130.03714.62
5.3.150.4270.04314.61
5.3.140.3830.04014.61
5.3.130.3930.03714.60
5.3.120.3730.04014.77
5.3.110.3700.03014.59
5.3.100.3370.04014.05
5.3.90.3230.03714.05
5.3.80.4170.03314.06
5.3.70.4230.03314.12
5.3.60.4030.03713.99
5.3.50.4200.03713.84
5.3.40.3400.03713.94
5.3.30.3630.03713.93
5.3.20.3830.02713.69
5.3.10.3170.03013.65
5.3.00.3370.02713.66
5.2.170.3570.03011.03
5.2.160.2800.03011.18
5.2.150.3300.03311.18
5.2.140.3670.03311.24
5.2.130.3500.03311.20
5.2.120.2730.03311.00
5.2.110.2730.02711.16
5.2.100.2770.02711.16
5.2.90.2800.02311.07
5.2.80.2700.03010.98
5.2.70.2670.03311.09
5.2.60.3070.02710.91
5.2.50.2730.03011.00
5.2.40.2230.02311.06
5.2.30.2800.03310.95
5.2.20.2170.02711.00
5.2.10.2200.03010.91
5.2.00.2230.02310.74
5.1.60.2200.0209.98
5.1.50.2170.02010.05
5.1.40.2500.02010.05
5.1.30.2330.02710.34
5.1.20.2600.02710.56
5.1.10.2430.02710.05
5.1.00.2130.02710.04
5.0.50.1500.0238.59
5.0.40.1470.0238.45
5.0.30.1530.0378.32
5.0.20.1570.0238.25
5.0.10.1470.0208.13
5.0.00.1200.0278.14
4.4.90.1230.0175.93
4.4.80.1230.0205.83
4.4.70.1100.0175.86
4.4.60.1130.0135.84
4.4.50.1100.0135.80
4.4.40.1100.0235.87
4.4.30.1030.0175.80
4.4.20.1570.0105.90
4.4.10.1270.0135.96
4.4.00.1600.0205.93
4.3.110.1570.0135.73
4.3.100.1430.0175.74
4.3.90.1270.0175.70
4.3.80.1370.0275.73
4.3.70.1530.0175.80
4.3.60.1330.0105.79
4.3.50.1130.0175.68
4.3.40.1400.0235.76
4.3.30.0570.0135.13
4.3.20.0800.0205.13
4.3.10.0700.0175.13
4.3.00.0730.0235.13

preferences:
70.1 ms | 401 KiB | 5 Q