3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(ord(' ')); var_dump(chr(160));

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)
8.3.60.0100.00616.38
8.3.50.0220.00321.86
8.3.40.0100.01418.54
8.3.30.0100.00718.42
8.3.20.0000.00722.09
8.3.10.0040.00423.53
8.3.00.0040.00422.52
8.2.180.0110.00417.93
8.2.170.0140.00722.96
8.2.160.0070.01019.37
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00822.20
8.2.120.0040.00426.35
8.2.110.0030.00721.12
8.2.100.0040.00817.48
8.2.90.0040.00418.85
8.2.80.0080.00017.97
8.2.70.0000.00817.25
8.2.60.0090.00017.68
8.2.50.0000.00818.10
8.2.40.0040.00420.46
8.2.30.0050.00219.02
8.2.20.0060.00317.43
8.2.10.0040.00418.03
8.2.00.0080.00017.59
8.1.280.0150.00625.92
8.1.270.0050.00324.01
8.1.260.0080.00028.09
8.1.250.0080.00028.09
8.1.240.0080.00321.18
8.1.230.0060.00622.66
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0000.00917.10
8.1.190.0040.00417.23
8.1.180.0000.00918.10
8.1.170.0080.00018.47
8.1.160.0070.00022.17
8.1.150.0040.00418.65
8.1.140.0060.00319.42
8.1.130.0070.00017.57
8.1.120.0050.00217.24
8.1.110.0000.00717.24
8.1.100.0000.00717.23
8.1.90.0040.00417.32
8.1.80.0070.00017.27
8.1.70.0000.00717.29
8.1.60.0040.00417.36
8.1.50.0080.00017.25
8.1.40.0070.00017.26
8.1.30.0000.00817.43
8.1.20.0000.00717.51
8.1.10.0040.00417.34
8.1.00.0040.00417.29
8.0.300.0070.00418.77
8.0.290.0070.00316.58
8.0.280.0070.00018.30
8.0.270.0030.00317.11
8.0.260.0060.00017.41
8.0.250.0030.00316.85
8.0.240.0070.00016.84
8.0.230.0030.00316.86
8.0.220.0080.00016.76
8.0.210.0030.00316.64
8.0.200.0000.01016.65
8.0.190.0040.00416.79
8.0.180.0000.00716.77
8.0.170.0070.00016.74
8.0.160.0000.00716.68
8.0.150.0000.00716.61
8.0.140.0070.00016.60
8.0.130.0000.00513.14
8.0.120.0050.00316.68
8.0.110.0070.00016.80
8.0.100.0030.00516.56
8.0.90.0070.00016.87
8.0.80.0000.01516.82
8.0.70.0040.00416.58
8.0.60.0040.00416.87
8.0.50.0040.00416.63
8.0.30.0140.00316.92
8.0.20.0140.00517.40
8.0.10.0000.00816.85
8.0.00.0090.00816.39
7.4.330.0050.00015.08
7.4.320.0000.00616.47
7.4.300.0060.00016.40
7.4.290.0030.00316.21
7.4.280.0040.00416.51
7.4.270.0030.00316.39
7.4.260.0070.00016.47
7.4.250.0070.00016.42
7.4.240.0050.00216.46
7.4.230.0020.00416.29
7.4.220.0030.01616.44
7.4.210.0070.00716.50
7.4.200.0000.00716.29
7.4.160.0120.00616.54
7.4.150.0120.00617.40
7.4.140.0080.01217.86
7.4.130.0090.01116.47
7.4.120.0110.00616.36
7.4.110.0100.00716.45
7.4.100.0070.01016.25
7.4.90.0100.00916.41
7.4.80.0130.00919.39
7.4.70.0090.00616.26
7.4.60.0100.00716.31
7.4.50.0040.01116.18
7.4.40.0060.01116.39
7.4.30.0110.00516.51
7.4.00.0070.01014.60
7.3.330.0050.00012.93
7.3.320.0000.00612.98
7.3.310.0040.00416.13
7.3.300.0000.00716.11
7.3.290.0050.00916.12
7.3.280.0070.01016.12
7.3.270.0110.00817.40
7.3.260.0080.01116.33
7.3.250.0070.01016.18
7.3.240.0080.01116.25
7.3.230.0080.00816.39
7.3.210.0100.00616.33
7.3.200.0100.01016.25
7.3.190.0070.01016.10
7.3.180.0110.01416.11
7.3.170.0130.01016.22
7.3.160.0110.01116.26
7.2.330.0110.00816.52
7.2.320.0030.02116.44
7.2.310.0110.00616.34
7.2.300.0120.00416.52
7.2.290.0120.00616.29
7.2.60.0070.00716.65
7.2.00.0000.01119.22
7.1.200.0060.00615.47
7.1.100.0050.00517.95
7.1.70.0030.00716.85
7.1.60.0100.00317.25
7.1.00.0070.07322.51
7.0.200.0040.01216.65
7.0.100.0300.06719.93
7.0.90.0330.07019.91
7.0.80.0370.05719.87
7.0.70.0400.05719.89
7.0.60.0370.06020.07
7.0.50.0270.06320.30
7.0.40.0530.06320.13
7.0.30.0300.05720.44
7.0.20.0270.06320.30
7.0.10.0400.07320.37
7.0.00.0470.05320.31
5.6.250.0130.05320.63
5.6.240.0170.06320.61
5.6.230.0170.05320.53
5.6.220.0200.07320.58
5.6.210.0100.07020.59
5.6.200.0100.07021.11
5.6.190.0070.06021.24
5.6.180.0070.07721.20
5.6.170.0170.05021.02
5.6.160.0030.07021.19
5.6.150.0070.06021.07
5.6.140.0170.05721.10
5.6.130.0130.05321.16
5.6.120.0030.06321.15
5.6.110.0070.06020.91
5.6.100.0170.05021.14
5.6.90.0130.07321.04
5.6.80.0170.05320.49
5.6.70.0070.06020.41
5.6.60.0170.04720.55
5.6.50.0170.05020.49
5.6.40.0130.05020.52
5.6.30.0100.05020.43
5.6.20.0070.05720.59
5.6.10.0130.05020.32
5.6.00.0100.05020.19

preferences:
82.55 ms | 401 KiB | 5 Q