3v4l.org

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

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)
8.3.60.0100.01018.25
8.3.50.0070.01116.18
8.3.40.0040.01118.67
8.3.30.0070.00718.71
8.3.20.0040.00421.86
8.3.10.0030.00523.66
8.3.00.0000.00723.66
8.2.180.0110.00716.40
8.2.170.0090.01522.96
8.2.160.0060.00820.04
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00420.86
8.2.120.0040.00426.35
8.2.110.0000.00921.02
8.2.100.0000.01217.72
8.2.90.0040.00419.34
8.2.80.0040.00418.09
8.2.70.0030.00517.55
8.2.60.0000.00917.38
8.2.50.0050.00218.10
8.2.40.0040.00420.64
8.2.30.0070.00020.61
8.2.20.0040.00417.80
8.2.10.0080.00017.89
8.2.00.0000.00717.82
8.1.280.0140.00025.92
8.1.270.0030.00522.02
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.33
8.1.230.0030.00920.90
8.1.220.0080.00017.74
8.1.210.0090.00318.77
8.1.200.0040.00417.11
8.1.190.0040.00417.10
8.1.180.0080.00018.10
8.1.170.0030.00620.38
8.1.160.0030.00618.75
8.1.150.0000.00720.25
8.1.140.0040.00417.57
8.1.130.0030.00318.94
8.1.120.0000.00717.39
8.1.110.0050.00217.27
8.1.100.0000.00717.33
8.1.90.0000.00817.30
8.1.80.0000.00717.21
8.1.70.0000.00917.25
8.1.60.0000.00817.43
8.1.50.0040.00417.38
8.1.40.0050.00217.23
8.1.30.0040.00417.53
8.1.20.0030.00617.55
8.1.10.0000.00817.41
8.1.00.0000.00717.36
8.0.300.0070.00019.82
8.0.290.0000.00716.63
8.0.280.0070.00018.38
8.0.270.0000.00717.09
8.0.260.0060.00016.70
8.0.250.0060.00316.77
8.0.240.0070.00016.87
8.0.230.0040.00416.85
8.0.220.0000.00616.77
8.0.210.0030.00316.82
8.0.200.0000.00616.70
8.0.190.0080.00016.81
8.0.180.0050.00216.81
8.0.170.0080.00016.78
8.0.160.0070.00016.82
8.0.150.0050.00216.54
8.0.140.0030.00316.64
8.0.130.0000.00513.17
8.0.120.0080.00016.68
8.0.110.0050.00316.82
8.0.100.0050.00316.79
8.0.90.0050.00316.56
8.0.80.0060.00916.69
8.0.70.0070.00016.79
8.0.60.0030.00316.79
8.0.50.0050.00216.78
8.0.30.0080.00916.93
8.0.20.0100.01417.40
8.0.10.0030.00316.73
8.0.00.0070.01716.55
7.4.330.0020.00215.55
7.4.320.0030.00316.44
7.4.300.0030.00316.47
7.4.290.0070.00016.45
7.4.280.0040.00416.47
7.4.270.0030.00316.40
7.4.260.0070.00416.37
7.4.250.0030.00316.43
7.4.240.0030.00316.42
7.4.230.0000.00716.53
7.4.220.0040.00416.19
7.4.210.0040.01116.43
7.4.200.0070.00016.30
7.4.160.0060.00916.49
7.4.140.0070.01217.86
7.4.130.0070.01016.48
7.4.120.0100.00716.46
7.4.110.0070.01016.42
7.4.100.0120.01216.22
7.4.90.0130.00716.40
7.4.80.0100.01319.39
7.4.70.0120.00616.14
7.4.60.0100.00616.41
7.4.50.0130.00216.31
7.4.40.0090.00616.29
7.4.00.0120.00315.08
7.3.330.0000.00512.96
7.3.320.0030.00313.00
7.3.310.0000.00716.20
7.3.300.0000.00716.03
7.3.290.0060.00916.08
7.3.280.0100.00716.18
7.3.260.0100.00916.22
7.3.250.0090.00716.22
7.3.240.0060.01016.33
7.3.230.0080.00816.20
7.3.210.0100.00616.07
7.3.200.0000.01616.32
7.3.190.0120.00316.24
7.3.180.0110.00416.23
7.3.170.0060.01316.23
7.3.160.0070.01116.17
7.2.330.0100.00716.37
7.2.320.0070.01016.53
7.2.310.0030.02016.48
7.2.300.0070.01116.59
7.2.290.0160.00616.55
7.2.60.0060.00316.93
7.2.30.0070.01019.64
7.2.20.0080.01019.47
7.2.10.0060.01319.76
7.2.00.0110.01219.32
7.1.200.0030.00615.69
7.1.150.0060.01018.62
7.1.140.0070.01618.65
7.1.130.0050.01618.57
7.1.120.0100.00718.54
7.1.110.0100.00717.63
7.1.100.0050.01017.98
7.1.90.0060.01117.64
7.1.80.0040.01217.73
7.1.70.0090.00616.85
7.1.60.0260.01234.89
7.1.50.0260.01434.67
7.1.40.0260.01934.25
7.1.30.0290.02034.56
7.1.20.0310.01834.43
7.1.10.0080.01216.49
7.1.00.0090.01416.48

preferences:
43.34 ms | 400 KiB | 5 Q