3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (0 == '0foo') { echo "foo1"; // always false with >= PHP 8 } if (0 === '0foo') { echo "foo2"; // always false } if ('0foo' != 1) { echo "foo3"; // always true }

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)
8.3.60.0220.00016.38
8.3.50.0060.01220.22
8.3.40.0100.01021.85
8.3.30.0000.01418.68
8.3.20.0070.00024.18
8.3.10.0030.00524.66
8.3.00.0070.00026.16
8.2.180.0100.01025.92
8.2.170.0070.00722.96
8.2.160.0100.00322.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0050.00226.16
8.2.110.0080.00321.18
8.2.100.0070.00417.84
8.2.90.0050.00317.84
8.2.80.0050.00318.98
8.2.70.0040.00817.50
8.2.60.0000.00917.80
8.2.50.0030.00517.98
8.2.40.0060.00317.91
8.2.30.0000.00817.93
8.2.20.0000.00820.49
8.2.10.0040.00417.98
8.2.00.0040.00419.03
8.1.280.0110.00725.92
8.1.270.0000.01023.91
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0050.00323.81
8.1.230.0070.00421.03
8.1.220.0030.00517.74
8.1.210.0030.00518.77
8.1.200.0080.00017.12
8.1.190.0000.00717.10
8.1.180.0000.00818.10
8.1.170.0050.00317.62
8.1.160.0040.00418.64
8.1.150.0070.00018.46
8.1.140.0040.00417.32
8.1.130.0030.00318.67
8.1.120.0030.00617.21
8.1.110.0050.00317.39
8.1.100.0040.00417.33
8.1.90.0070.00017.30
8.1.80.0060.00617.22
8.1.70.0000.01517.30
8.1.60.0180.00017.40
8.1.50.0170.00017.37
8.1.40.0130.00617.37
8.1.30.0180.00017.39
8.1.20.0100.00817.49
8.1.10.0140.00317.42
8.1.00.0130.00417.23
8.0.300.0040.00420.10
8.0.290.0000.01016.75
8.0.280.0000.00818.44
8.0.270.0030.00316.80
8.0.260.0000.00618.29
8.0.250.0000.00816.90
8.0.240.0000.00716.91
8.0.230.0050.00216.77
8.0.220.0000.00716.75
8.0.210.0120.00416.86
8.0.200.0110.00416.73
8.0.190.0130.00216.88
8.0.180.0120.00316.81
8.0.170.0070.00716.85
8.0.160.0090.00616.70
8.0.150.0140.00016.77
8.0.140.0100.00316.80
8.0.130.0050.01016.68
8.0.120.0080.00716.78
8.0.110.0100.00516.80
8.0.100.0120.00216.81
8.0.90.0100.00516.73
8.0.80.0160.00016.74
8.0.70.0150.00016.68
8.0.60.0030.01016.65
8.0.50.0090.00516.72
8.0.30.0100.00316.74
8.0.20.0080.00416.93
8.0.10.0080.00416.76
7.4.330.0050.00015.55
7.4.320.0000.00616.28
7.4.300.0000.00716.50
7.4.290.0070.00316.45
7.4.280.0030.00516.38
7.4.270.0000.01116.43
7.4.260.0070.00516.29
7.4.250.0060.00616.39
7.4.240.0060.00616.41
7.4.230.0110.00416.50
7.4.220.0140.00016.34
7.4.210.0070.00716.33
7.4.200.0060.00916.51
7.4.190.0090.00716.43
7.4.180.0000.01116.47
7.4.160.0120.00216.32
7.4.150.0110.00316.30
7.4.140.0110.00216.28
7.4.130.0050.00916.34
7.4.120.0030.01016.32
7.4.110.0060.00916.35
7.4.100.0090.00516.30
7.4.90.0120.00216.19
7.4.80.0080.00616.31
7.4.70.0100.00416.32
7.4.60.0110.00316.21
7.4.50.0130.00016.22
7.4.40.0100.00416.09
7.4.30.0100.00316.33
7.4.20.0110.00216.20
7.4.10.0130.00016.32
7.4.00.0110.00416.20

preferences:
47.68 ms | 400 KiB | 5 Q