3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "On first glance, the following appears to output '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)
8.3.60.0150.00316.36
8.3.50.0070.00718.17
8.3.40.0120.00318.54
8.3.30.0210.00018.97
8.3.20.0000.00720.21
8.3.10.0080.00023.65
8.3.00.0040.00419.13
8.2.180.0070.01116.63
8.2.170.0070.00722.96
8.2.160.0100.00322.14
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0050.00320.99
8.2.110.0030.00622.26
8.2.100.0090.00317.78
8.2.90.0040.00417.75
8.2.80.0050.00318.83
8.2.70.0030.00617.80
8.2.60.0000.00818.03
8.2.50.0080.00019.28
8.2.40.0080.00021.11
8.2.30.0080.00019.15
8.2.20.0040.00417.53
8.2.10.0000.00818.00
8.2.00.0000.00817.61
8.1.280.0150.00625.92
8.1.270.0000.00818.71
8.1.260.0050.00326.35
8.1.250.0060.00328.09
8.1.240.0030.00623.77
8.1.230.0050.00520.88
8.1.220.0000.00817.74
8.1.210.0090.00018.77
8.1.200.0060.00317.00
8.1.190.0030.00517.23
8.1.180.0000.00718.99
8.1.170.0000.00818.57
8.1.160.0030.00619.06
8.1.150.0080.00019.00
8.1.140.0040.00417.24
8.1.130.0030.00317.85
8.1.120.0070.00017.32
8.1.110.0050.00317.34
8.1.100.0080.00017.37
8.1.90.0000.00717.39
8.1.80.0030.00617.26
8.1.70.0070.00017.38
8.1.60.0080.00417.55
8.1.50.0070.00017.34
8.1.40.0040.00417.43
8.1.30.0050.00317.56
8.1.20.0040.00417.56
8.1.10.0000.00817.42
8.1.00.0040.00417.34
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0070.00018.30
8.0.270.0000.00717.10
8.0.260.0060.00017.19
8.0.250.0070.00016.85
8.0.240.0030.00316.86
8.0.230.0070.00016.85
8.0.220.0070.00016.78
8.0.210.0030.00316.80
8.0.200.0030.00316.85
8.0.190.0070.00016.94
8.0.180.0000.00716.76
8.0.170.0000.00716.90
8.0.160.0040.00416.79
8.0.150.0040.00416.74
8.0.140.0070.00016.75
8.0.130.0030.00313.20
8.0.120.0040.00416.67
8.0.110.0000.00816.79
8.0.100.0000.00716.84
8.0.90.0040.00416.60
8.0.80.0140.00716.82
8.0.70.0030.00316.87
8.0.60.0040.00416.66
8.0.50.0050.00216.88
8.0.30.0160.00616.86
8.0.20.0110.01317.40
8.0.10.0050.00217.05
8.0.00.0120.00516.60
7.4.330.0000.00615.05
7.4.320.0000.00716.53
7.4.300.0030.00316.42
7.4.290.0030.00316.39
7.4.280.0100.00016.53
7.4.270.0030.00416.54
7.4.260.0020.00516.55
7.4.250.0080.00016.48
7.4.240.0020.00516.45
7.4.230.0000.00716.45
7.4.220.0110.00716.45
7.4.210.0030.01316.52
7.4.200.0040.00416.41
7.4.160.0090.00616.15
7.4.150.0070.01017.40
7.4.140.0080.00817.86
7.4.130.0130.00616.33
7.4.120.0130.00616.42
7.4.110.0070.01116.36
7.4.100.0130.00316.36
7.4.90.0110.00716.46
7.4.80.0110.00619.39
7.4.70.0110.00716.46
7.4.60.0100.00716.38
7.4.50.0040.00416.23
7.4.40.0090.00616.49
7.4.30.0110.01416.31
7.4.00.0120.00414.83
7.3.330.0030.00313.07
7.3.320.0050.00013.03
7.3.310.0030.00316.12
7.3.300.0000.00716.04
7.3.290.0060.00716.15
7.3.280.0110.00816.19
7.3.270.0150.00317.40
7.3.260.0160.00316.31
7.3.250.0100.00716.42
7.3.240.0070.01016.55
7.3.230.0070.01016.39
7.3.210.0030.01316.32
7.3.200.0070.01019.39
7.3.190.0080.00816.27
7.3.180.0060.00916.39
7.3.170.0030.01616.27
7.3.160.0100.00716.30
7.2.330.0120.00616.51
7.2.320.0080.00816.42
7.2.310.0030.01316.58
7.2.300.0100.00716.59
7.2.290.0100.00616.57
7.2.00.0040.00819.22
7.1.100.0000.01117.62
7.1.70.0160.00016.53
7.1.60.0070.01519.22
7.1.50.0000.01016.86
7.1.00.0070.07322.45
7.0.200.0100.00016.67
7.0.140.0030.04722.18
7.0.60.0070.08019.83
7.0.50.0100.05017.83
7.0.40.0100.03720.29
7.0.30.0270.08020.14
7.0.20.0370.04720.20
7.0.10.0170.08320.10
7.0.00.0100.08019.99
5.6.280.0170.06320.88
5.6.210.0170.07320.50
5.6.200.0070.06018.13
5.6.190.0030.04320.64
5.6.180.0470.06720.45
5.6.170.0200.03320.43
5.6.160.0100.04320.54
5.6.150.0030.05318.09
5.6.140.0130.06018.15
5.6.130.0000.04318.21
5.6.120.0130.07721.01
5.6.110.0030.06721.18
5.6.100.0170.07020.96
5.6.90.0070.08721.10
5.6.80.0200.06720.37
5.5.350.0070.04020.45
5.5.340.0030.04317.96
5.5.330.0070.05320.25
5.5.320.0400.04720.51
5.5.310.0330.07720.27
5.5.300.0000.08717.96
5.5.290.0000.06017.95
5.5.280.0030.08720.86
5.5.270.0070.04320.86
5.5.260.0070.06020.86
5.5.250.0200.04020.70
5.5.240.0000.04020.18
5.4.450.0170.05019.51
5.4.440.0800.05719.15
5.4.430.0730.05319.16
5.4.420.0570.05719.41
5.4.410.0430.06319.33
5.4.400.0700.05318.90
5.4.390.0370.04318.61
5.4.380.0330.04718.48
5.4.370.0270.05318.48
5.4.360.0270.05718.69
5.4.350.0270.05318.68
5.4.340.0170.06318.69
5.4.320.0230.07318.45
5.4.310.0300.05018.57
5.4.300.0330.05018.48
5.4.290.0300.06318.64
5.4.280.0330.04718.64
5.4.270.0370.04718.59
5.4.260.0230.06318.54
5.4.250.0270.05718.48
5.4.240.0300.05318.67
5.4.230.0470.05318.70
5.4.220.0230.05718.66
5.4.210.0300.05018.62
5.4.200.0270.05316.65
5.4.190.0330.07018.45
5.4.180.0300.05018.53
5.4.170.0200.06018.55
5.4.160.0330.05718.66
5.4.150.0330.06718.66
5.4.140.0270.05316.25
5.4.130.0300.04716.27
5.4.120.0330.05016.07
5.4.110.0330.06716.11
5.4.100.0270.05016.16
5.4.90.0200.06016.31
5.4.80.0300.04716.06
5.4.70.0300.04716.20
5.4.60.0330.04716.12
5.4.50.0270.05016.13
5.4.40.0330.04716.20
5.4.30.0200.05316.05
5.4.20.0330.04716.33
5.4.10.0270.05016.13
5.4.00.0300.05015.71

preferences:
39.58 ms | 400 KiB | 5 Q