3v4l.org

run code in 300+ PHP versions simultaneously
<?php $f = 'strlen'; $s = 'hello'; print $f($s);

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)
8.3.70.0110.00716.63
8.3.60.0140.00718.43
8.3.50.0140.00018.02
8.3.40.0100.00320.11
8.3.30.0070.00718.54
8.3.20.0070.00024.18
8.3.10.0040.00424.66
8.3.00.0040.00426.16
8.2.180.0070.01025.92
8.2.170.0140.00018.64
8.2.160.0150.00622.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00326.16
8.2.110.0060.00321.18
8.2.100.0040.00817.72
8.2.90.0050.00319.07
8.2.80.0000.00817.97
8.2.70.0080.00017.46
8.2.60.0070.00417.93
8.2.50.0120.00518.07
8.2.40.0000.00818.03
8.2.30.0070.00018.00
8.2.20.0050.00218.16
8.2.10.0030.00319.18
8.2.00.0040.00419.09
8.1.280.0100.00325.92
8.1.270.0070.00023.99
8.1.260.0030.00626.35
8.1.250.0030.00528.09
8.1.240.0060.00321.29
8.1.230.0080.00317.64
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0040.00417.35
8.1.190.0040.00417.10
8.1.180.0000.00718.10
8.1.170.0060.00318.52
8.1.160.0000.00718.80
8.1.150.0040.00418.80
8.1.140.0000.00820.57
8.1.130.0030.00320.06
8.1.120.0040.00417.31
8.1.110.0070.00017.26
8.1.100.0110.00017.26
8.1.90.0030.00617.35
8.1.80.0060.00617.29
8.1.70.0030.00317.34
8.1.60.0040.00417.44
8.1.50.0030.00617.33
8.1.40.0060.00317.50
8.1.30.0030.00617.64
8.1.20.0070.00017.50
8.1.10.0000.00817.57
8.1.00.0040.00817.38
8.0.300.0050.00318.77
8.0.290.0070.00316.75
8.0.280.0050.00318.44
8.0.270.0000.00717.99
8.0.260.0030.00318.43
8.0.250.0030.00316.97
8.0.240.0000.00717.04
8.0.230.0030.00316.92
8.0.220.0070.00016.82
8.0.210.0070.00016.87
8.0.200.0050.00316.88
8.0.190.0000.00716.76
8.0.180.0040.00416.80
8.0.170.0040.00716.88
8.0.160.0080.00016.86
8.0.150.0040.00416.66
8.0.140.0000.00716.79
8.0.130.0000.00813.13
8.0.120.0050.00316.84
8.0.110.0040.00416.74
8.0.100.0000.00716.88
8.0.90.0000.00716.62
8.0.80.0020.01316.77
8.0.70.0140.00816.75
8.0.60.0140.00916.78
8.0.50.0140.01116.74
8.0.30.0200.00016.81
8.0.20.0100.01116.92
8.0.10.0110.01116.89
8.0.00.0130.00317.01
7.4.330.0020.00215.55
7.4.320.0000.00616.47
7.4.300.0000.00616.49
7.4.290.0000.00616.48
7.4.280.0030.00616.47
7.4.270.0030.00516.45
7.4.260.0000.00613.20
7.4.250.0030.00316.39
7.4.240.0000.00716.46
7.4.230.0030.00616.55
7.4.220.0000.00716.22
7.4.210.0000.01316.63
7.4.200.0050.01416.45
7.4.190.0150.00416.62
7.4.180.0060.01316.65
7.4.160.0160.00616.48
7.4.150.0120.00816.48
7.4.140.0120.00916.36
7.4.130.0040.01616.25
7.4.120.0160.00516.34
7.4.110.0100.01516.57
7.4.100.0140.00816.48
7.4.90.0060.01616.39
7.4.80.0100.01016.46
7.4.70.0150.00616.31
7.4.60.0030.01416.28
7.4.50.0110.01116.19
7.4.40.0130.00416.33
7.4.30.0160.00716.42
7.4.20.0100.00816.45
7.4.10.0170.00316.53
7.4.00.0120.00816.47
7.3.330.0080.00016.18
7.3.320.0070.00012.96
7.3.310.0070.00015.95
7.3.300.0000.00616.03
7.3.290.0090.01016.11
7.3.280.0120.00816.18
7.3.270.0080.00816.06
7.3.260.0120.00816.07
7.3.250.0180.00516.13
7.3.240.0000.01716.23
7.3.230.0040.01416.24
7.3.220.0080.01116.11
7.3.210.0130.00416.11
7.3.200.0100.00716.11
7.3.190.0130.01116.04
7.3.180.0210.00516.17
7.3.170.0290.00316.04
7.3.160.0210.00615.97
7.3.150.0140.01415.98
7.3.140.0180.00916.15
7.3.130.0270.00016.09
7.3.120.0120.01716.07
7.3.110.0340.01115.93
7.3.100.0220.00615.96
7.3.90.0170.01116.36
7.3.80.0180.00916.04
7.3.70.0240.00316.29
7.3.60.0140.01416.39
7.3.50.0240.00716.24
7.3.40.0210.00416.32
7.3.30.0180.00916.30
7.3.20.0110.01516.23
7.3.10.0170.01116.15
7.3.00.0510.01116.24

preferences:
64.33 ms | 400 KiB | 5 Q