3v4l.org

run code in 300+ PHP versions simultaneously
<?php define("NULL", "asdf"); if (NULL === 'asdf') { echo "TRUE"; } else { echo "FALSE"; }

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)
8.3.60.0150.00616.75
8.3.50.0110.00818.33
8.3.40.0040.01118.71
8.3.30.0070.00718.46
8.3.20.0050.00318.60
8.3.10.0040.00420.36
8.3.00.0040.00419.26
8.2.180.0120.00916.63
8.2.170.0070.00722.96
8.2.160.0120.00318.83
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0090.00926.16
8.2.120.0040.00420.37
8.2.110.0070.01020.86
8.2.100.0090.00317.72
8.2.90.0090.00017.97
8.2.80.0000.00818.01
8.2.70.0040.00417.80
8.2.60.0000.00718.09
8.2.50.0000.00818.10
8.2.40.0040.00419.08
8.2.30.0070.00019.12
8.2.20.0030.00619.39
8.2.10.0040.00417.52
8.2.00.0060.00317.66
8.1.280.0130.00325.92
8.1.270.0070.01023.99
8.1.260.0090.00026.35
8.1.250.0040.00428.09
8.1.240.0000.00822.02
8.1.230.0040.00721.04
8.1.220.0000.00917.74
8.1.210.0040.00418.82
8.1.200.0150.00017.00
8.1.190.0050.00317.27
8.1.180.0000.00818.10
8.1.170.0080.00018.57
8.1.160.0040.00418.80
8.1.150.0000.00718.81
8.1.140.0070.00017.29
8.1.130.0000.00717.75
8.1.120.0000.00717.22
8.1.110.0030.00517.17
8.1.100.0040.00417.22
8.1.90.0030.00517.34
8.1.80.0030.00517.25
8.1.70.0000.00817.32
8.1.60.0030.00517.37
8.1.50.0000.00717.28
8.1.40.0030.00617.44
8.1.30.0040.00417.50
8.1.20.0000.00717.58
8.1.10.0000.00717.33
8.1.00.0040.00417.43
8.0.300.0030.00319.70
8.0.290.0040.00416.75
8.0.280.0000.00718.38
8.0.270.0070.00017.06
8.0.260.0030.00316.85
8.0.250.0070.00016.78
8.0.240.0080.00016.87
8.0.230.0030.00316.79
8.0.220.0070.00016.73
8.0.210.0030.00316.80
8.0.200.0000.00716.88
8.0.190.0030.00316.83
8.0.180.0000.00816.90
8.0.170.0040.00416.70
8.0.160.0000.00716.84
8.0.150.0060.00316.75
8.0.140.0030.00516.75
8.0.130.0030.00313.31
8.0.120.0000.00816.75
8.0.110.0070.00016.83
8.0.100.0040.00416.67
8.0.90.0040.00416.73
8.0.80.0070.01316.80
8.0.70.0040.00416.84
8.0.60.0040.00416.68
8.0.50.0000.00716.77
8.0.30.0110.01017.07
8.0.20.0100.00916.99
8.0.10.0030.00516.96
8.0.00.0100.01116.47
7.4.330.0000.00512.85
7.4.320.0000.00616.38
7.4.300.0060.00016.38
7.4.290.0060.00016.37
7.4.280.0040.00416.45
7.4.270.0030.00316.27
7.4.260.0020.00213.09
7.4.250.0030.00616.40
7.4.240.0030.00616.41
7.4.230.0050.00216.50
7.4.220.0060.01916.29
7.4.210.0120.00416.54
7.4.200.0000.00716.21
7.4.190.0040.00316.28
7.4.160.0060.00916.48
7.4.150.0080.00816.34
7.4.140.0110.00716.23
7.4.130.0160.00816.35
7.4.120.0140.00316.51
7.4.110.0100.00716.30
7.4.100.0060.01216.47
7.4.90.0110.00716.48
7.4.80.0170.00419.39
7.4.70.0130.00716.47
7.4.60.0080.00816.34
7.4.50.0000.00516.27
7.4.40.0060.00916.32
7.4.30.0130.00616.49
7.4.00.0030.00714.96
7.3.330.0000.00612.95
7.3.320.0040.00412.93
7.3.310.0000.00716.03
7.3.300.0000.00616.22
7.3.290.0070.01016.26
7.3.280.0080.01416.25
7.3.270.0090.00616.28
7.3.260.0150.00616.39
7.3.250.0120.00516.25
7.3.240.0030.01216.29
7.3.230.0080.00816.36
7.3.210.0140.01316.50
7.3.200.0030.01316.21
7.3.190.0180.00316.36
7.3.180.0130.00916.31
7.3.170.0090.00616.30
7.3.160.0040.01116.43
7.3.120.0030.01414.70
7.2.330.0150.00916.46
7.2.320.0120.00616.20
7.2.310.0120.00616.37
7.2.300.0100.00716.44
7.2.290.0100.00716.59
7.2.60.0030.00916.70
7.2.00.0030.00919.12
7.1.200.0040.00715.59
7.1.70.0070.00317.00
7.1.60.0070.01819.17
7.1.50.0070.01516.76
7.1.00.0030.03722.54
7.0.200.0090.00014.71
7.0.140.0030.07322.18
7.0.120.0030.07321.97
7.0.60.0170.07719.99
7.0.50.0100.07717.88
7.0.40.0100.07719.90
7.0.30.0370.03720.13
7.0.20.0200.03720.09
7.0.10.0270.04320.09
7.0.00.0170.07320.29
5.6.280.0070.07021.12
5.6.210.0130.08020.61
5.6.200.0070.04018.12
5.6.190.0070.04020.41
5.6.180.0230.04320.29
5.6.170.0130.06320.62
5.6.160.0230.06720.50
5.6.150.0030.04018.21
5.6.140.0070.05718.20
5.6.130.0070.08318.13
5.6.120.0170.07320.96
5.6.110.0070.04021.10
5.6.100.0070.04321.11
5.6.90.0070.05720.96
5.6.80.0030.04020.37
5.6.70.0270.04320.36
5.5.350.0270.04720.28
5.5.340.0100.07317.97
5.5.330.0070.07320.15
5.5.320.0200.04320.44
5.5.310.0200.05320.24
5.5.300.0070.08017.99
5.5.290.0070.05717.95
5.5.280.0100.08320.84
5.5.270.0130.05020.93
5.5.260.0030.06720.96
5.5.250.0270.04320.67
5.5.240.0030.07320.02
5.4.450.0000.04019.45
5.4.440.0100.07019.11
5.4.430.0000.04319.47
5.4.420.0130.06719.23
5.4.410.0030.08319.41
5.4.400.0070.03719.12
5.4.390.0030.04019.13
5.4.380.0130.07019.20
5.4.370.0070.05319.12
5.4.360.0100.07018.91
5.4.350.0070.04319.07
5.4.340.0130.07319.19
5.4.320.0030.05719.14
5.4.310.0030.07719.20
5.4.300.0070.05018.78
5.4.290.0070.06019.14
5.4.280.0070.07718.91
5.4.270.0130.06018.91
5.4.260.0130.07019.18
5.4.250.0100.05718.77
5.4.240.0070.05319.17
5.4.230.0030.04319.00
5.4.220.0100.05019.11
5.4.210.0000.08719.00
5.4.200.0100.07019.17
5.4.190.0000.07018.80
5.4.180.0000.08019.10
5.4.170.0070.05019.07
5.4.160.0070.04718.98
5.4.150.0070.06719.16
5.4.140.0030.06716.32
5.4.130.0070.05316.24
5.4.120.0000.08016.24
5.4.110.0030.07716.26
5.4.100.0030.07716.61
5.4.90.0000.04016.28
5.4.80.0070.04016.22
5.4.70.0000.07716.36
5.4.60.0030.05716.12
5.4.50.0030.04016.38
5.4.40.0130.03016.12
5.4.30.0130.03316.57
5.4.20.0030.07316.22
5.4.10.0100.04316.24
5.4.00.0130.04015.86
5.3.290.0070.03714.58
5.3.280.0030.07314.49
5.3.270.0030.06714.57
5.3.260.0070.07314.50
5.3.250.0030.07714.56
5.3.240.0130.04314.58
5.3.230.0030.04314.68
5.3.220.0130.04314.54
5.3.210.0030.04314.50
5.3.200.0070.04314.52
5.3.190.0100.05714.50
5.3.180.0100.05014.49
5.3.170.0100.06014.34
5.3.160.0100.07314.52
5.3.150.0070.04014.51
5.3.140.0100.07314.52
5.3.130.0100.05014.44
5.3.120.0030.06314.33
5.3.110.0070.07014.48
5.3.100.0130.04713.96
5.3.90.0070.03713.91
5.3.80.0130.05714.10
5.3.70.0070.07013.93
5.3.60.0070.06714.11
5.3.50.0000.04713.92
5.3.40.0030.03713.88
5.3.30.0000.05013.72
5.3.20.0000.05013.50
5.3.10.0100.03713.57
5.3.00.0070.06713.42
5.2.170.0000.06011.07
5.2.160.0000.03311.12
5.2.150.0100.05711.13
5.2.140.0030.04711.12
5.2.130.0100.02310.99
5.2.120.0130.04711.18
5.2.110.0100.05311.27
5.2.100.0100.04711.07
5.2.90.0100.02310.99
5.2.80.0030.03011.10
5.2.70.0030.03311.06
5.2.60.0100.06010.90
5.2.50.0170.05310.86
5.2.40.0000.03310.92
5.2.30.0000.03311.12
5.2.20.0070.05711.11
5.2.10.0000.06310.80
5.2.00.0000.06710.70
5.1.60.0100.03310.05
5.1.50.0030.0439.96
5.1.40.0200.0379.97
5.1.30.0000.03010.41
5.1.20.0070.02310.23
5.1.10.0030.03310.12
5.1.00.0000.03010.10
5.0.50.0030.0278.49
5.0.40.0000.0308.35
5.0.30.0030.0438.16
5.0.20.0030.0238.19
5.0.10.0000.0278.18
5.0.00.0100.0608.12
4.4.90.0000.0207.76
4.4.80.0030.0337.76
4.4.70.0070.0207.76
4.4.60.0030.0237.76
4.4.50.0000.0277.76
4.4.40.0000.0407.76
4.4.30.0070.0337.76
4.4.20.0000.0337.76
4.4.10.0000.0177.76
4.4.00.0100.0507.76
4.3.110.0030.0177.76
4.3.100.0000.0307.76
4.3.90.0000.0237.76
4.3.80.0070.0507.76
4.3.70.0070.0277.76
4.3.60.0030.0207.76
4.3.50.0030.0177.76
4.3.40.0030.0537.76
4.3.30.0000.0207.76
4.3.20.0000.0377.76
4.3.10.0000.0177.76
4.3.00.0000.0177.76

preferences:
44.9 ms | 400 KiB | 5 Q