3v4l.org

run code in 300+ PHP versions simultaneously
<? php echo substr_compare("Hello World","and",6); ?>

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)
8.3.40.0150.00018.70
8.3.30.0140.00019.01
8.3.20.0080.00020.30
8.3.10.0040.00423.39
8.3.00.0060.00320.55
8.2.170.0070.01422.96
8.2.160.0120.00322.11
8.2.150.0000.00924.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0000.00720.90
8.2.110.0030.00622.24
8.2.100.0080.00417.78
8.2.90.0040.00419.05
8.2.80.0050.00317.97
8.2.70.0060.00317.49
8.2.60.0000.00818.04
8.2.50.0090.00018.07
8.2.40.0000.00919.37
8.2.30.0050.00217.85
8.2.20.0080.00017.46
8.2.10.0000.00717.65
8.2.00.0040.00417.59
8.1.270.0040.00418.58
8.1.260.0070.00026.35
8.1.250.0060.00328.09
8.1.240.0000.00823.85
8.1.230.0110.00019.14
8.1.220.0000.00717.74
8.1.210.0040.00418.77
8.1.200.0040.00417.23
8.1.190.0000.00817.50
8.1.180.0050.00518.10
8.1.170.0080.00018.54
8.1.160.0050.00321.88
8.1.150.0080.00018.51
8.1.140.0000.01017.30
8.1.130.0000.00717.80
8.1.120.0000.00817.31
8.1.110.0040.00417.21
8.1.100.0040.00417.24
8.1.90.0070.00017.24
8.1.80.0000.00717.32
8.1.70.0030.00317.31
8.1.60.0040.00417.38
8.1.50.0000.00817.27
8.1.40.0030.00517.34
8.1.30.0070.00017.44
8.1.20.0030.00617.44
8.1.10.0070.00017.44
8.1.00.0000.00717.34
8.0.300.0040.00418.77
8.0.290.0000.00717.18
8.0.280.0000.00718.36
8.0.270.0070.00017.05
8.0.260.0000.00716.66
8.0.250.0030.00316.82
8.0.240.0000.00816.73
8.0.230.0000.00716.83
8.0.220.0040.00316.72
8.0.210.0040.00416.80
8.0.200.0050.00216.85
8.0.190.0040.00416.85
8.0.180.0000.00816.79
8.0.170.0040.00416.76
8.0.160.0040.00416.73
8.0.150.0000.00816.68
8.0.140.0030.00316.63
8.0.130.0030.00313.46
8.0.120.0040.00416.77
8.0.110.0050.00316.71
8.0.100.0040.00416.58
8.0.90.0050.00316.61
8.0.80.0070.01016.79
8.0.70.0000.00716.79
8.0.60.0000.00716.65
8.0.50.0000.00716.71
8.0.30.0130.01116.89
8.0.20.0100.01017.40
8.0.10.0050.00216.89
8.0.00.0130.00616.67
7.4.330.0000.00515.14
7.4.320.0030.00316.29
7.4.300.0000.00616.44
7.4.290.0000.00616.29
7.4.280.0070.00016.42
7.4.270.0040.00416.51
7.4.260.0000.00716.49
7.4.250.0000.00716.32
7.4.240.0060.00116.38
7.4.230.0070.00016.51
7.4.220.0060.01116.42
7.4.210.0130.00516.37
7.4.200.0000.00716.36
7.4.190.0070.00016.42
7.4.160.0060.00916.40
7.4.150.0120.00617.40
7.4.140.0050.01217.86
7.4.130.0120.00716.48
7.4.120.0120.00616.40
7.4.110.0070.01016.38
7.4.100.0170.00616.42
7.4.90.0090.00916.42
7.4.80.0170.00016.36
7.4.70.0070.01016.41
7.4.60.0100.00716.33
7.4.50.0060.00316.39
7.4.40.0070.01122.77
7.4.30.0060.01016.39
7.3.330.0050.00013.01
7.3.320.0000.00513.09
7.3.310.0030.00316.25
7.3.300.0000.00615.94
7.3.290.0090.00416.12
7.3.280.0050.01216.14
7.3.270.0120.00617.40
7.3.260.0160.00416.29
7.3.250.0120.00716.37
7.3.240.0040.01416.05
7.3.230.0090.00616.39
7.3.210.0100.00716.09
7.3.200.0070.01019.39
7.3.190.0110.00616.49
7.3.180.0110.00316.43
7.3.170.0070.01116.27
7.3.160.0100.00516.46
7.2.330.0100.00716.50
7.2.320.0120.00616.44
7.2.310.0130.00316.50
7.2.300.0160.00916.49
7.2.290.0090.00616.25
5.4.170.0200.08019.08
5.4.160.0230.03319.07
5.4.150.0200.03718.84
5.4.140.0300.03716.35
5.4.130.0200.07016.30
5.4.120.0300.04316.28
5.4.110.0300.06016.58
5.4.100.0200.06016.28
5.4.90.0300.04016.40
5.4.80.0130.04016.52
5.4.70.0230.04316.52
5.4.60.0200.03316.64
5.4.50.0270.07016.43
5.4.40.0330.06716.16
5.4.30.0300.04016.42
5.4.20.0200.03316.30
5.4.10.0200.07716.53
5.4.00.0200.04715.91
5.3.290.0200.03714.75
5.3.280.0200.04714.53
5.3.270.0270.06014.71
5.3.260.0300.05314.44
5.3.250.0300.07014.55
5.3.240.0230.04714.45
5.3.230.0270.06014.54
5.3.220.0230.06314.46
5.3.210.0230.07314.41
5.3.200.0230.07314.59
5.3.190.0230.07014.61
5.3.180.0370.03014.41
5.3.170.0200.03314.54
5.3.160.0300.06314.39
5.3.150.0270.07314.46
5.3.140.0200.06014.40
5.3.130.0500.02014.39
5.3.120.0200.03714.57
5.3.110.0230.07014.59
5.3.100.0300.06714.08
5.3.90.0230.03313.93
5.3.80.0230.05013.81
5.3.70.0270.06313.88
5.3.60.0130.04713.79
5.3.50.0270.02713.80
5.3.40.0200.06713.96
5.3.30.0200.04313.75
5.3.20.0230.05713.78
5.3.10.0270.05013.60
5.3.00.0170.07713.57

preferences:
43.24 ms | 400 KiB | 5 Q