3v4l.org

run code in 300+ PHP versions simultaneously
<?php while (1) { echo time() . '<br>'; ob_flush(); # http://php.net/ob_flush flush(); # http://php.net/flush sleep(1); # http://php.net/sleep }

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)
7.2.60.0060.00616.86
7.2.00.0030.01018.89
7.1.200.0040.00915.58
7.1.100.0080.00817.73
7.1.70.0000.00816.83
7.1.60.0130.01020.03
7.1.50.0000.01116.64
7.1.00.0000.08022.35
7.0.200.0040.00416.52
7.0.100.0070.06720.16
7.0.90.0330.08719.98
7.0.80.0070.04720.00
7.0.70.0270.08019.93
7.0.60.0170.07320.05
7.0.50.0070.09020.33
7.0.40.0070.04319.99
7.0.30.0000.07320.19
7.0.20.0100.07720.13
7.0.10.0070.07019.98
7.0.00.0070.08720.06
5.6.280.0070.04020.91
5.6.250.0070.07720.48
5.6.240.0100.05720.50
5.6.230.0100.06020.61
5.6.220.0100.08020.61
5.6.210.0070.07720.66
5.6.200.0070.08720.88
5.6.190.0070.04320.97
5.6.180.0070.06021.03
5.6.170.0170.07021.06
5.6.160.0070.07721.13
5.6.150.0070.06721.04
5.6.140.0130.06720.94
5.6.130.0030.07021.05
5.6.120.0170.07720.93
5.6.110.0170.06720.98
5.6.100.0100.08020.99
5.6.90.0070.09021.04
5.6.80.0030.08020.40
5.6.70.0100.07320.42
5.6.60.0100.08020.53
5.6.50.0130.06720.39
5.6.40.0070.07720.40
5.6.30.0130.03720.39
5.6.20.0130.07320.28
5.6.10.0100.07320.38
5.6.00.0070.08020.36
5.5.380.0170.06020.29
5.5.370.0100.08320.38
5.5.360.0070.09320.38
5.5.350.0100.07020.40
5.5.340.0100.07720.87
5.5.330.0170.02720.91
5.5.320.0100.07320.73
5.5.310.0070.08020.78
5.5.300.0170.07320.88
5.5.290.0070.08320.83
5.5.280.0100.06720.85
5.5.270.0030.08720.81
5.5.260.0030.05020.71
5.5.250.0130.06320.66
5.5.240.0070.08320.16
5.5.230.0030.08020.13
5.5.220.0130.06020.09
5.5.210.0200.07720.20
5.5.200.0100.07720.20
5.5.190.0100.04720.20
5.5.180.0100.07020.16
5.5.160.0030.08720.20
5.5.150.0130.06320.07
5.5.140.0170.06320.13
5.5.130.0130.07020.18
5.5.120.0100.07320.06
5.5.110.0100.05320.20
5.5.100.0130.07720.11
5.5.90.0070.08020.06
5.5.80.0030.04020.06
5.5.70.0070.08020.03
5.5.60.0100.06020.04
5.5.50.0100.06720.07
5.5.40.0100.03320.12
5.5.30.0130.07720.08
5.5.20.0070.08020.04
5.5.10.0170.06020.05
5.5.00.0070.07320.07
5.4.450.0200.06719.21
5.4.440.0100.07319.30
5.4.430.0070.03319.29
5.4.420.0030.08319.39
5.4.410.0070.08018.95
5.4.400.0100.06719.02
5.4.390.0100.07019.04
5.4.380.0130.06018.96
5.4.370.0000.07718.92
5.4.360.0070.08019.01
5.4.350.0100.03318.75
5.4.340.0030.08018.97
5.4.320.0070.07718.88
5.4.310.0130.06718.74
5.4.300.0130.07018.96
5.4.290.0100.06718.95
5.4.280.0130.03718.85
5.4.270.0170.06719.04
5.4.260.0000.08318.85
5.4.250.0130.08018.74
5.4.240.0030.05718.81
5.4.230.0030.03718.71
5.4.220.0100.07318.88
5.4.210.0070.06718.88
5.4.200.0100.07318.87
5.4.190.0130.07018.96
5.4.180.0170.06718.96
5.4.170.0070.08019.03
5.4.160.0070.07018.96
5.4.150.0130.04018.94
5.4.140.0100.07016.26
5.4.130.0070.06016.20
5.4.120.0000.07016.25
5.4.110.0100.06316.18
5.4.100.0100.03016.41
5.4.90.0070.03016.28
5.4.80.0130.02016.15
5.4.70.0030.07716.20
5.4.60.0100.06716.38
5.4.50.0070.07316.27
5.4.40.0030.04016.36
5.4.30.0030.06716.13
5.4.20.0100.07016.25
5.4.10.0100.05716.24
5.4.00.0030.05015.69

preferences:
29.68 ms | 401 KiB | 5 Q