3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo ('' === null);

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)
8.3.60.0080.00818.43
8.3.50.0130.00521.88
8.3.40.0110.00718.67
8.3.30.0070.00719.17
8.3.20.0040.00420.21
8.3.10.0040.00423.58
8.3.00.0030.00519.26
8.2.180.0090.00616.38
8.2.170.0090.00622.96
8.2.160.0100.00320.38
8.2.150.0000.00724.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0000.00822.24
8.2.110.0090.00020.43
8.2.100.0090.00317.79
8.2.90.0050.00318.09
8.2.80.0040.00417.97
8.2.70.0030.00617.38
8.2.60.0090.00017.93
8.2.50.0000.00818.07
8.2.40.0000.00819.75
8.2.30.0000.00717.96
8.2.20.0000.00717.55
8.2.10.0000.00717.95
8.2.00.0040.00417.54
8.1.280.0120.00325.92
8.1.270.0090.00022.14
8.1.260.0050.00326.35
8.1.250.0060.00328.09
8.1.240.0040.00422.14
8.1.230.0070.00420.96
8.1.220.0080.00017.74
8.1.210.0090.00018.77
8.1.200.0030.00717.10
8.1.190.0000.00917.00
8.1.180.0050.00318.10
8.1.170.0000.00918.67
8.1.160.0040.00421.88
8.1.150.0020.00518.75
8.1.140.0000.00717.42
8.1.130.0030.00317.75
8.1.120.0000.00717.33
8.1.110.0000.00717.30
8.1.100.0040.00417.38
8.1.90.0030.00417.35
8.1.80.0030.00317.34
8.1.70.0050.00317.24
8.1.60.0040.00417.45
8.1.50.0040.00417.40
8.1.40.0040.00417.39
8.1.30.0030.00517.40
8.1.20.0000.00817.54
8.1.10.0070.00017.30
8.1.00.0040.00417.38
8.0.300.0020.00520.07
8.0.290.0040.00416.63
8.0.280.0030.00318.28
8.0.270.0030.00317.23
8.0.260.0030.00717.23
8.0.250.0070.00016.78
8.0.240.0030.00316.71
8.0.230.0040.00416.84
8.0.220.0030.00316.79
8.0.210.0030.00316.74
8.0.200.0050.00216.80
8.0.190.0000.00816.70
8.0.180.0070.00016.84
8.0.170.0080.00016.78
8.0.160.0030.00316.74
8.0.150.0000.00716.63
8.0.140.0000.00716.68
8.0.130.0050.00013.22
8.0.120.0050.00316.71
8.0.110.0040.00416.73
8.0.100.0000.00816.60
8.0.90.0000.00816.77
8.0.80.0110.00516.80
8.0.70.0040.00416.79
8.0.60.0000.00716.54
8.0.50.0000.00716.73
8.0.30.0120.00816.82
8.0.20.0100.00917.40
8.0.10.0000.00716.77
8.0.00.0110.01016.67
7.4.330.0030.00315.02
7.4.320.0000.00616.38
7.4.300.0000.00616.38
7.4.290.0000.00716.27
7.4.280.0030.00416.46
7.4.270.0030.00316.47
7.4.260.0030.00616.39
7.4.250.0070.00016.30
7.4.240.0030.00316.46
7.4.230.0030.00316.46
7.4.220.0200.00816.33
7.4.210.0090.00616.48
7.4.200.0070.00016.39
7.4.160.0160.00016.38
7.4.150.0150.00317.40
7.4.140.0080.01017.86
7.4.130.0050.01216.47
7.4.120.0080.00816.40
7.4.110.0070.01016.44
7.4.100.0130.00616.41
7.4.90.0090.00916.63
7.4.80.0140.00719.39
7.4.70.0070.01116.43
7.4.60.0060.00916.37
7.4.50.0040.00416.25
7.4.40.0130.00316.20
7.4.30.0060.01216.51
7.4.00.0070.00714.69
7.3.330.0040.00312.93
7.3.320.0000.00612.89
7.3.310.0030.00316.19
7.3.300.0030.00316.16
7.3.290.0120.00516.15
7.3.280.0070.00816.15
7.3.270.0090.01417.40
7.3.260.0120.00616.40
7.3.250.0100.00716.11
7.3.240.0110.00716.29
7.3.230.0150.00816.39
7.3.210.0100.00616.21
7.3.200.0130.00319.39
7.3.190.0170.00616.28
7.3.180.0060.01016.36
7.3.170.0130.00316.27
7.3.160.0130.00316.10
7.2.330.0100.00616.36
7.2.320.0060.01116.20
7.2.310.0090.00616.40
7.2.300.0100.00616.60
7.2.290.0120.01216.66
7.2.00.0000.01019.30
7.1.100.0040.00718.01
7.1.70.0000.00917.09
7.1.60.0130.01019.11
7.1.50.0090.01516.54
7.1.00.0030.07722.45
7.0.200.0000.01016.49
7.0.140.0030.07322.21
7.0.120.0130.05322.04
7.0.110.0070.06022.11
7.0.100.0130.05722.02
7.0.90.0130.07322.09
7.0.80.0070.06322.10
7.0.70.0070.07322.05
7.0.60.0080.06320.96
7.0.50.0120.06520.03
7.0.40.0180.03821.05
7.0.30.0250.07021.04
7.0.20.0170.06521.24
7.0.10.0130.07221.13
7.0.00.0030.05721.08
5.6.280.0100.08320.87
5.6.270.0200.06721.04
5.6.260.0230.06320.98
5.6.250.0070.06720.86
5.6.240.0170.06320.90
5.6.230.0230.04720.98
5.6.220.0200.07721.01
5.6.210.0100.07820.70
5.6.200.0050.07019.54
5.6.190.0100.06720.58
5.6.180.0220.06520.64
5.6.170.0130.04820.69
5.6.160.0120.05820.70
5.6.150.0170.07319.42
5.6.140.0030.05219.47
5.6.130.0080.07819.63
5.6.120.0030.07220.94
5.6.110.0220.07020.98
5.6.100.0080.04821.02
5.6.90.0100.06721.01
5.6.80.0080.05320.35
5.6.70.2400.05020.28
5.6.60.0030.06320.19
5.6.50.0000.06020.41
5.6.40.0070.05320.21
5.6.30.0100.06020.20
5.6.20.0070.06020.20
5.6.10.0070.07020.33
5.6.00.0100.05020.28
5.5.380.0170.06717.39
5.5.370.0100.05317.61
5.5.360.0030.06317.49
5.5.350.0080.05218.89
5.5.340.0050.07217.88
5.5.330.0070.07819.16
5.5.320.0070.05219.27
5.5.310.0170.06818.98
5.5.300.0030.06017.86
5.5.290.0100.07018.13
5.5.280.0100.07319.30
5.5.270.0050.07019.37
5.5.260.0100.07019.32
5.5.250.0070.08019.26
5.5.240.0130.04718.81
5.5.230.0130.06017.63
5.5.220.0030.05717.16
5.5.210.0030.05317.14
5.5.200.0070.05017.14
5.5.190.0100.07317.48
5.5.180.0130.05017.14
5.5.160.0100.05717.25
5.5.150.0100.05317.29
5.5.140.0130.05017.30
5.5.130.0170.06317.21
5.5.120.0070.05717.11
5.5.110.0100.05017.59
5.5.100.0030.07717.12
5.5.90.0130.04717.34
5.5.80.0100.05017.41
5.5.70.0100.06017.06
5.5.60.0130.06717.10
5.5.50.0070.05317.11
5.5.40.0170.04317.11
5.5.30.0030.05717.10
5.5.20.0070.05717.10
5.5.10.0070.05717.08
5.5.00.0070.05717.18
5.4.450.0380.06519.44
5.4.440.0420.07019.32
5.4.430.0420.06519.44
5.4.420.0400.02719.53
5.4.410.0330.02819.19
5.4.400.0500.03218.92
5.4.390.0370.02719.10
5.4.380.0350.02719.07
5.4.370.0400.02219.01
5.4.360.0320.03019.07
5.4.350.0320.03219.09
5.4.340.0060.04515.50
5.4.320.0090.04415.69
5.4.310.0040.04915.70
5.4.300.0070.04415.77
5.4.290.0070.04915.69
5.4.280.0100.05315.73
5.4.270.0080.05115.72
5.4.260.0110.04115.66
5.4.250.0110.04215.72
5.4.240.0060.04415.63
5.4.230.0080.04415.65
5.4.220.0140.04515.62
5.4.210.0100.04815.71
5.4.200.0070.04615.68
5.4.190.0100.04115.70
5.4.180.0060.04415.73
5.4.170.0090.04615.65
5.4.160.0110.04015.69
5.4.150.0070.04715.68
5.4.140.0080.04514.18
5.4.130.0070.04214.14
5.4.120.0070.04414.11
5.4.110.0040.04814.22
5.4.100.0040.04614.04
5.4.90.0060.04314.10
5.4.80.0050.05014.20
5.4.70.0070.04314.09
5.4.60.0060.04014.09
5.4.50.0060.04014.21
5.4.40.0070.03914.16
5.4.30.0080.03814.22
5.4.20.0080.04014.10
5.4.10.0050.04414.11
5.4.00.0050.04313.54

preferences:
38.15 ms | 401 KiB | 5 Q