3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo strtolower(function () { return "Hello"; });

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)
8.3.60.0140.00718.43
8.3.50.0130.00621.92
8.3.40.0090.00918.82
8.3.30.0140.00719.04
8.3.20.0050.00220.30
8.3.10.0000.00722.07
8.3.00.0040.00422.39
8.2.180.0080.00816.50
8.2.170.0110.00322.96
8.2.160.0090.00620.84
8.2.150.0110.00724.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0040.00419.23
8.2.110.0060.00321.25
8.2.100.0080.00317.84
8.2.90.0000.00819.03
8.2.80.0000.00917.97
8.2.70.0040.00417.50
8.2.60.0060.00317.92
8.2.50.0080.00018.10
8.2.40.0050.00318.22
8.2.30.0000.00817.94
8.2.20.0000.00717.76
8.2.10.0080.00017.75
8.2.00.0050.00317.74
8.1.280.0070.01025.92
8.1.270.0060.00322.05
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0070.01121.19
8.1.230.0070.00417.77
8.1.220.0030.00617.74
8.1.210.0000.00818.77
8.1.200.0090.00017.23
8.1.190.0050.00317.23
8.1.180.0040.00418.10
8.1.170.0000.00918.59
8.1.160.0040.00422.05
8.1.150.0050.00518.54
8.1.140.0100.00017.43
8.1.130.0000.00717.72
8.1.120.0030.00317.41
8.1.110.0100.00017.28
8.1.100.0050.00217.41
8.1.90.0040.00317.26
8.1.80.0040.00417.29
8.1.70.0030.00317.37
8.1.60.0060.00317.50
8.1.50.0030.00617.42
8.1.40.0060.00317.39
8.1.30.0000.00917.46
8.1.20.0050.00317.49
8.1.10.0040.00417.50
8.1.00.0040.00417.30
8.0.300.0040.00418.77
8.0.290.0060.00316.75
8.0.280.0030.00318.41
8.0.270.0040.00416.82
8.0.260.0000.00616.85
8.0.250.0000.00716.93
8.0.240.0000.00816.86
8.0.230.0090.00016.88
8.0.220.0030.00316.77
8.0.210.0000.00716.78
8.0.200.0060.00316.95
8.0.190.0040.00416.90
8.0.180.0000.00716.87
8.0.170.0000.00816.96
8.0.160.0070.00016.97
8.0.150.0030.00316.87
8.0.140.0030.00316.77
8.0.130.0000.00613.34
8.0.120.0040.00416.93
8.0.110.0000.00716.77
8.0.100.0030.00516.83
8.0.90.0000.00816.98
8.0.80.0110.00416.82
8.0.70.0000.00816.75
8.0.60.0040.00416.89
8.0.50.0040.00416.81
8.0.30.0110.00917.00
8.0.20.0050.01317.40
8.0.10.0070.00016.95
8.0.00.0090.00816.68
7.4.330.0050.00015.00
7.4.320.0000.00616.51
7.4.300.0000.00616.48
7.4.290.0030.00316.50
7.4.280.0070.00016.41
7.4.270.0040.00416.44
7.4.260.0030.00316.41
7.4.250.0040.00416.41
7.4.240.0030.00316.48
7.4.230.0070.00016.27
7.4.220.0100.00716.49
7.4.210.0050.00916.44
7.4.200.0000.00716.63
7.4.190.0050.00216.33
7.4.160.0100.01016.70
7.4.150.0080.00817.40
7.4.140.0050.01317.86
7.4.130.0100.00816.39
7.4.120.0030.01416.49
7.4.110.0060.01316.46
7.4.100.0150.00316.40
7.4.90.0130.00416.63
7.4.80.0120.00919.39
7.4.70.0130.00616.36
7.4.60.0060.00916.53
7.4.50.0040.00416.28
7.4.40.0000.01822.77
7.4.30.0060.01016.45
7.4.00.0070.01014.84
7.3.330.0000.00613.16
7.3.320.0050.00013.15
7.3.310.0060.00016.43
7.3.300.0060.00016.31
7.3.290.0140.00016.23
7.3.280.0060.01016.24
7.3.270.0100.01317.40
7.3.260.0070.01016.20
7.3.250.0060.01116.39
7.3.240.0090.01216.49
7.3.230.0060.01416.39
7.3.210.0130.00716.19
7.3.200.0060.00919.39
7.3.190.0100.01016.35
7.3.180.0090.00616.50
7.3.170.0090.00616.27
7.3.160.0140.00316.40
7.3.120.0060.01214.64
7.2.330.0070.01016.65
7.2.320.0060.00916.43
7.2.310.0130.01016.47
7.2.300.0070.01016.52
7.2.290.0080.00816.54
7.2.60.0090.00416.64
7.2.00.0040.00819.17
7.1.200.0070.00615.78
7.1.100.0150.00918.06
7.1.70.0000.00716.90
7.1.60.0090.01619.82
7.1.50.0070.01716.94
7.1.00.0070.07322.47
7.0.200.0000.00716.72
7.0.140.0030.07322.07
7.0.60.0000.06319.88
7.0.50.0100.07717.89
7.0.40.0130.04719.97
7.0.30.0170.04720.24
7.0.20.0370.07020.20
7.0.10.0330.07720.08
7.0.00.0070.05020.10
5.6.280.0100.06720.82
5.6.210.0030.08720.51
5.6.200.0100.04318.16
5.6.190.0000.05020.63
5.6.180.0330.07020.68
5.6.170.0330.07020.71
5.6.160.0030.04320.43
5.6.150.0100.07018.15
5.6.140.0100.04718.14
5.6.130.0030.06318.24
5.6.120.0070.06321.02
5.6.110.0200.07021.01
5.6.100.0000.09020.89
5.6.90.0070.07321.00
5.6.80.0070.09020.43
5.5.350.0130.03320.43
5.5.340.0070.03718.02
5.5.330.0130.04020.57
5.5.320.0370.04720.27
5.5.310.0270.07720.23
5.5.300.0070.08318.03
5.5.290.0070.04017.97
5.5.280.0030.05020.88
5.5.270.0070.03720.77
5.5.260.0000.04320.75
5.5.250.0070.07720.55
5.5.240.0100.07020.29
5.4.450.0300.03019.31
5.4.440.3670.03719.54
5.4.430.0100.05719.52
5.4.420.0100.05319.43
5.4.410.0030.06019.35
5.4.400.1970.00018.88
5.4.390.1700.00018.63
5.4.380.0370.04718.77
5.4.370.0300.06018.69
5.4.360.0430.04718.84
5.4.350.0330.05318.79
5.4.340.0170.06318.61
5.4.320.0050.04112.50
5.4.310.0040.04112.50
5.4.300.0050.03712.50
5.4.290.0040.03912.49
5.4.280.0080.03412.39
5.4.270.0070.03512.39
5.4.260.0200.04718.79
5.4.250.0170.07018.98
5.4.240.0200.06718.91
5.4.230.0000.07319.01
5.4.220.0130.07718.79
5.4.210.0030.07018.74
5.4.200.0130.05019.02
5.4.190.0170.07319.01
5.4.180.0070.06718.97
5.4.170.0170.04718.64
5.4.160.0070.07318.99
5.4.150.0170.05319.08
5.4.140.0030.05716.53
5.4.130.0070.05016.38
5.4.120.0100.07316.38
5.4.110.0000.06016.50
5.4.100.0070.07316.61
5.4.90.0130.05316.41
5.4.80.0130.06716.46
5.4.70.0100.07016.45
5.4.60.0170.06016.46
5.4.50.0200.06316.59
5.4.40.0030.07316.57
5.4.30.0170.04716.60
5.4.20.0030.05716.45
5.4.10.0230.06316.32
5.4.00.0100.06715.80
5.3.290.0060.04012.80
5.3.280.0070.06014.65
5.3.270.0070.05714.82
5.3.260.0000.06014.82
5.3.250.0100.05014.62
5.3.240.0000.06014.69
5.3.230.0130.04314.58
5.3.220.0030.07314.78
5.3.210.0100.06314.72
5.3.200.0030.06314.74
5.3.190.0100.07014.72
5.3.180.0070.07014.66
5.3.170.0070.07014.78
5.3.160.0100.06714.58
5.3.150.0170.06714.55
5.3.140.0030.08014.70
5.3.130.0130.05314.70
5.3.120.0100.05314.63
5.3.110.0130.07314.68
5.3.100.0100.05014.21
5.3.90.0130.07314.18
5.3.80.0200.06014.00
5.3.70.0130.05314.08

preferences:
44.69 ms | 401 KiB | 5 Q