3v4l.org

run code in 300+ PHP versions simultaneously
<?php isset($a) and $b = 5; var_dump($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)
8.3.60.0140.00016.50
8.3.50.0140.00616.48
8.3.40.0200.00018.59
8.3.30.0040.01218.67
8.3.20.0050.00318.56
8.3.10.0060.00920.58
8.3.00.0060.00319.38
8.2.180.0110.01116.63
8.2.170.0110.00422.96
8.2.160.0130.00320.42
8.2.150.0080.00024.18
8.2.140.0070.00024.66
8.2.130.0080.00026.16
8.2.120.0070.00318.77
8.2.110.0050.00520.94
8.2.100.0040.00717.91
8.2.90.0000.00819.05
8.2.80.0050.00219.45
8.2.70.0060.00317.50
8.2.60.0050.00217.80
8.2.50.0000.00918.07
8.2.40.0040.00418.03
8.2.30.0040.00418.00
8.2.20.0030.00617.48
8.2.10.0000.00817.73
8.2.00.0040.00417.73
8.1.280.0070.00725.92
8.1.270.0090.00023.99
8.1.260.0030.00526.35
8.1.250.0040.00428.09
8.1.240.0100.00023.79
8.1.230.0080.00320.94
8.1.220.0060.00318.77
8.1.210.0000.00719.09
8.1.200.0030.00717.13
8.1.190.0040.00417.39
8.1.180.0000.00818.10
8.1.170.0050.00318.62
8.1.160.0000.00718.86
8.1.150.0020.00518.61
8.1.140.0070.00017.38
8.1.130.0030.00317.75
8.1.120.0080.00017.32
8.1.110.0070.00017.45
8.1.100.0000.00717.26
8.1.90.0030.00317.38
8.1.80.0050.00217.36
8.1.70.0000.00717.38
8.1.60.0050.00317.49
8.1.50.0050.00217.36
8.1.40.0050.00217.47
8.1.30.0030.00517.58
8.1.20.0000.00917.56
8.1.10.0000.00717.29
8.1.00.0000.00717.27
8.0.300.0000.00819.84
8.0.290.0070.00016.63
8.0.280.0030.00318.41
8.0.270.0030.00317.17
8.0.260.0040.00416.84
8.0.250.0040.00416.82
8.0.240.0050.00216.97
8.0.230.0040.00416.94
8.0.220.0040.00416.82
8.0.210.0070.00016.79
8.0.200.0070.00016.81
8.0.190.0030.00316.95
8.0.180.0030.00516.86
8.0.170.0000.00816.80
8.0.160.0050.00316.84
8.0.150.0040.00416.79
8.0.140.0000.01116.80
8.0.130.0050.00013.27
8.0.120.0030.00316.89
8.0.110.0070.00016.77
8.0.100.0050.00316.67
8.0.90.0070.00016.92
8.0.80.0030.01216.91
8.0.70.0070.00016.71
8.0.60.0030.00316.76
8.0.50.0030.00616.83
8.0.30.0090.00917.17
8.0.20.0140.00416.89
8.0.10.0050.00316.87
8.0.00.0060.01416.67
7.4.330.0000.00512.85
7.4.320.0030.00316.42
7.4.300.0030.00316.37
7.4.290.0040.00416.48
7.4.280.0060.00316.44
7.4.270.0030.00316.45
7.4.260.0030.00313.22
7.4.250.0060.00316.43
7.4.240.0000.00716.55
7.4.230.0070.00016.43
7.4.220.0130.01016.42
7.4.210.0100.01016.39
7.4.200.0000.00716.53
7.4.190.0080.00016.65
7.4.160.0150.00316.43
7.4.150.0080.01316.43
7.4.140.0140.00316.54
7.4.130.0060.01016.29
7.4.120.0100.00716.43
7.4.110.0070.01116.48
7.4.100.0120.00616.34
7.4.90.0090.00916.47
7.4.80.0140.00419.39
7.4.70.0160.00016.59
7.4.60.0120.00316.37
7.4.50.0000.00516.41
7.4.40.0060.00816.27
7.4.30.0070.01016.30
7.4.00.0100.00614.77
7.3.330.0000.00613.11
7.3.320.0000.00513.07
7.3.310.0070.00016.02
7.3.300.0070.00016.18
7.3.290.0110.00416.24
7.3.280.0060.01116.13
7.3.270.0100.00716.23
7.3.260.0150.00316.33
7.3.250.0150.00516.37
7.3.240.0030.01316.23
7.3.230.0100.01316.48
7.3.210.0070.01016.39
7.3.200.0080.00816.33
7.3.190.0170.00316.26
7.3.180.0100.00616.41
7.3.170.0100.00616.24
7.3.160.0030.01316.52
7.3.120.0140.00314.69
7.3.10.0030.01016.41
7.3.00.0030.01016.23
7.2.330.0090.00916.52
7.2.320.0080.00816.35
7.2.310.0090.00916.19
7.2.300.0130.00716.27
7.2.290.0130.00316.57
7.2.130.0150.01116.83
7.2.120.0030.01316.68
7.2.110.0100.01616.46
7.2.100.0120.00816.71
7.2.90.0160.00916.70
7.2.80.0100.01016.75
7.2.70.0070.01116.78
7.2.60.0000.01616.67
7.2.50.0090.00916.53
7.2.40.0000.01516.63
7.2.30.0030.00616.42
7.2.20.0130.00316.86
7.2.10.0060.00616.74
7.2.00.0080.01017.90
7.1.250.0060.00815.54
7.1.100.0040.00718.30
7.1.70.0090.00516.88
7.1.60.0070.01819.30
7.1.50.0070.01716.88
7.1.00.0030.03322.42
7.0.200.0290.00314.50
7.0.140.0070.07322.18
7.0.120.0070.05722.16
7.0.60.0200.07721.66
7.0.50.0170.07317.83
7.0.40.3600.04020.10
7.0.30.4130.04720.34
7.0.20.3600.03720.13
7.0.10.4070.04320.03
7.0.00.3230.04020.16
5.6.280.0030.07320.89
5.6.210.0100.07720.50
5.6.200.0070.08318.16
5.6.190.3500.04320.52
5.6.180.3700.03720.49
5.6.170.3770.03320.53
5.6.160.3170.04320.54
5.6.150.3570.04320.24
5.6.140.4230.02720.21
5.6.130.4030.04020.29
5.6.120.1330.04720.38
5.6.110.0130.07320.26
5.6.100.4430.05020.23
5.6.90.3530.04020.36
5.6.80.0630.04319.63
5.6.70.3130.04719.74
5.6.60.3170.04319.59
5.6.50.3670.04319.63
5.6.40.3530.04019.57
5.6.30.3370.03719.60
5.6.20.3500.03719.63
5.6.10.3430.04319.57
5.6.00.0000.04319.69
5.5.350.0270.06020.43
5.5.340.0200.06717.98
5.5.330.1370.07720.32
5.5.320.4170.03720.32
5.5.310.4200.04720.18
5.5.300.3200.04319.94
5.5.290.3900.03720.02
5.5.280.0030.05320.18
5.5.270.0030.05720.14
5.5.260.4270.05320.25
5.5.250.3700.03719.82
5.5.240.0100.04319.44
5.5.230.3170.04019.55
5.5.220.3570.03719.42
5.5.210.3630.04019.47
5.5.200.3500.03719.42
5.5.190.3570.03719.45
5.5.180.3870.03319.40
5.5.160.0030.04019.53
5.5.150.3130.04019.46
5.5.140.3670.03319.45
5.5.130.3600.04319.51
5.5.120.3400.03019.39
5.5.110.3500.04019.44
5.5.100.3170.04019.34
5.5.90.3270.04019.32
5.5.80.3700.04319.43
5.5.70.3170.04319.43
5.5.60.3430.04319.32
5.5.50.3870.03719.42
5.5.40.3800.03319.27
5.5.30.3770.03019.46
5.5.20.4130.04019.44
5.5.10.3830.03719.25
5.5.00.3270.03719.33
5.4.450.3370.04019.38
5.4.440.0070.07719.37
5.4.430.1330.06319.41
5.4.420.3500.04319.31
5.4.410.4230.04019.18
5.4.400.0000.04718.97
5.4.390.3170.03718.99
5.4.380.3330.04019.00
5.4.370.3400.04319.09
5.4.360.3770.04318.89
5.4.350.3070.03718.89
5.4.340.3300.03318.84
5.4.320.0070.05318.99
5.4.310.4230.03718.98
5.4.300.3400.04719.12
5.4.290.3770.03318.89
5.4.280.3570.03718.99
5.4.270.3270.03319.13
5.4.260.3530.03718.98
5.4.250.3400.03718.99
5.4.240.3670.03018.98
5.4.230.3700.03319.02
5.4.220.3470.04019.00
5.4.210.3970.03719.05
5.4.200.3730.03019.12
5.4.190.4130.04019.11
5.4.180.4100.04019.04
5.4.170.4200.03319.02
5.4.160.3270.04018.97
5.4.150.3630.03718.96
5.4.140.4200.03016.18
5.4.130.4200.03316.47
5.4.120.4200.03716.33
5.4.110.3070.03316.37
5.4.100.3070.03316.18
5.4.90.2870.03316.23
5.4.80.3300.03016.24
5.4.70.3270.03316.28
5.4.60.3300.03016.25
5.4.50.3270.03316.50
5.4.40.2900.04016.26
5.4.30.3300.02716.25
5.4.20.4030.03716.23
5.4.10.4370.03016.25
5.4.00.4030.02715.70
5.3.290.2500.03714.52
5.3.280.3600.03714.56
5.3.270.4130.03014.57
5.3.260.3530.04014.56
5.3.250.3630.03314.55
5.3.240.4100.04014.58
5.3.230.4270.03314.51
5.3.220.3670.03314.48
5.3.210.3100.03714.39
5.3.200.3300.04014.64
5.3.190.3230.03714.54
5.3.180.3230.04014.53
5.3.170.3330.03714.52
5.3.160.3130.03714.48
5.3.150.3300.03314.48
5.3.140.3300.03314.34
5.3.130.3200.03314.63
5.3.120.3900.03314.46
5.3.110.4270.03314.52
5.3.100.3970.03713.99
5.3.90.4130.03013.88
5.3.80.3330.03713.80
5.3.70.3330.03314.01
5.3.60.3370.02313.94
5.3.50.3530.03313.72
5.3.40.3300.04013.71
5.3.30.3500.03713.77
5.3.20.3570.03713.68
5.3.10.4100.03013.57
5.3.00.4030.03313.43
5.2.170.2630.03310.97
5.2.160.3030.02711.08
5.2.150.2930.03011.11
5.2.140.2830.02311.11
5.2.130.3030.02711.24
5.2.120.3370.03011.04
5.2.110.3500.02710.99
5.2.100.3430.02011.09
5.2.90.3600.03011.13
5.2.80.3570.03010.89
5.2.70.3500.03311.08
5.2.60.3300.03011.20
5.2.50.3530.03311.02
5.2.40.2870.03310.98
5.2.30.2970.03010.96
5.2.20.2900.02710.99
5.2.10.2900.03010.89
5.2.00.2370.03010.85
5.1.60.2170.02310.01
5.1.50.2470.0239.94
5.1.40.2530.0239.99
5.1.30.2900.02310.32
5.1.20.2230.02710.38
5.1.10.2700.02010.06
5.1.00.2430.02310.04
5.0.50.1430.0278.58
5.0.40.1370.0238.37
5.0.30.1330.0338.29
5.0.20.1270.0178.26
5.0.10.0730.0208.13
5.0.00.1400.0308.36
4.4.90.1700.0135.75
4.4.80.1270.0205.73
4.4.70.1330.0135.83
4.4.60.1630.0205.89
4.4.50.1600.0235.80
4.4.40.1430.0275.86
4.4.30.1300.0205.77
4.4.20.1070.0175.92
4.4.10.1400.0135.95
4.4.00.1400.0305.84
4.3.110.1470.0105.72
4.3.100.1130.0135.74
4.3.90.1370.0175.69
4.3.80.1470.0305.70
4.3.70.1500.0205.78
4.3.60.1670.0205.74
4.3.50.1330.0175.79
4.3.40.1400.0205.68
4.3.30.0670.0175.43
4.3.20.0830.0205.43
4.3.10.0800.0175.43
4.3.00.0530.0175.43

preferences:
57.67 ms | 400 KiB | 5 Q