3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo substr_count(implode(range(1, 10000)), '5');

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)
8.3.60.0140.00318.43
8.3.50.0070.01118.04
8.3.40.0070.01518.96
8.3.30.0090.00618.80
8.3.20.0040.00419.35
8.3.10.0080.00020.91
8.3.00.0000.00823.51
8.2.180.0070.01117.96
8.2.170.0110.00822.96
8.2.160.0090.00621.07
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00721.04
8.2.120.0080.00026.35
8.2.110.0100.00022.10
8.2.100.0060.00618.09
8.2.90.0090.00019.31
8.2.80.0060.00317.97
8.2.70.0060.00318.18
8.2.60.0040.00418.18
8.2.50.0060.00318.10
8.2.40.0040.00419.69
8.2.30.0080.00019.52
8.2.20.0000.00818.34
8.2.10.0000.01018.40
8.2.00.0000.00819.67
8.1.280.0120.00325.92
8.1.270.0000.00723.79
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0100.00022.64
8.1.230.0060.00619.33
8.1.220.0050.00517.93
8.1.210.0060.00318.77
8.1.200.0070.00317.73
8.1.190.0060.00317.38
8.1.180.0000.00818.10
8.1.170.0030.00619.05
8.1.160.0040.00419.29
8.1.150.0000.00819.12
8.1.140.0040.00417.98
8.1.130.0000.00719.46
8.1.120.0080.00017.78
8.1.110.0100.00017.79
8.1.100.0040.00417.78
8.1.90.0040.00417.78
8.1.80.0040.00417.82
8.1.70.0040.00417.70
8.1.60.0000.00817.82
8.1.50.0000.01117.77
8.1.40.0050.00317.79
8.1.30.0030.00717.84
8.1.20.0030.00517.96
8.1.10.0080.00017.94
8.1.00.0050.00317.87
8.0.300.0000.00818.77
8.0.290.0060.00317.13
8.0.280.0040.00418.78
8.0.270.0040.00417.64
8.0.260.0000.00717.69
8.0.250.0000.00817.35
8.0.240.0040.00417.29
8.0.230.0020.00517.34
8.0.220.0060.00617.29
8.0.210.0000.00717.27
8.0.200.0050.00217.33
8.0.190.0040.00417.34
8.0.180.0030.00517.16
8.0.170.0040.00417.15
8.0.160.0050.00317.34
8.0.150.0050.00217.08
8.0.140.0040.00417.27
8.0.130.0000.00613.67
8.0.120.0040.00417.18
8.0.110.0040.00417.14
8.0.100.0040.00417.29
8.0.90.0040.00417.08
8.0.80.0120.00517.27
8.0.70.0000.00717.20
8.0.60.0050.00317.11
8.0.50.0000.00717.12
8.0.30.0090.00817.46
8.0.20.0120.01117.44
8.0.10.0040.00417.16
8.0.00.0170.00417.11
7.4.330.0060.00015.55
7.4.320.0000.00616.86
7.4.300.0030.00316.87
7.4.290.0070.00016.89
7.4.280.0000.00816.86
7.4.270.0030.00516.91
7.4.260.0040.00416.86
7.4.250.0000.00716.79
7.4.240.0040.00416.97
7.4.230.0070.00016.96
7.4.220.0030.00616.77
7.4.210.0120.00516.85
7.4.200.0070.00016.72
7.4.160.0140.00816.82
7.4.140.0120.00817.86
7.4.130.0160.00716.95
7.4.120.0140.00816.86
7.4.110.0190.00016.97
7.4.100.0090.01516.88
7.4.90.0090.01316.84
7.4.80.0180.00319.39
7.4.70.0150.00916.86
7.4.60.0060.01016.93
7.4.50.0090.00916.66
7.4.40.0070.01016.99
7.4.00.0070.01115.61
7.3.330.0050.00013.51
7.3.320.0030.00313.61
7.3.310.0000.00716.46
7.3.300.0030.00316.61
7.3.290.0000.00716.48
7.3.280.0060.00916.62
7.3.260.0070.01216.82
7.3.240.0090.00916.69
7.3.230.0140.00317.00
7.3.210.0200.00316.87
7.3.200.0100.00716.68
7.3.190.0070.01016.58
7.3.180.0100.00716.65
7.3.170.0070.01016.89
7.3.160.0040.01216.72
7.3.10.0080.00416.60
7.3.00.0030.01016.55
7.2.330.0100.01416.92
7.2.320.0070.01317.15
7.2.310.0120.00616.88
7.2.300.0060.01216.81
7.2.290.0110.00817.07
7.2.130.0060.00616.79
7.2.120.0000.01116.80
7.2.110.0070.01016.69
7.2.100.0060.01016.89
7.2.90.0060.00316.74
7.2.80.0060.01016.67
7.2.70.0110.00915.98
7.2.60.0200.01116.03
7.2.50.0170.00516.07
7.2.40.0130.00816.02
7.2.30.0180.00616.11
7.2.20.0160.00615.88
7.2.10.0160.01316.07
7.2.00.0110.01115.97
7.1.250.0060.00615.57
7.1.200.0040.01215.71
7.1.170.0220.00714.30
7.1.160.0190.00913.98
7.1.150.0250.00314.16
7.1.140.0300.01014.28
7.1.130.0330.00014.45
7.1.120.0240.01514.36
7.1.110.1000.01014.35
7.1.100.0260.01313.86
7.1.90.0200.00713.94
7.1.80.0210.00614.34
7.1.70.0230.00714.22
7.1.60.0360.01032.20
7.1.50.0450.00632.27
7.1.40.0440.00731.92
7.1.30.0440.00732.25
7.1.20.0320.01332.38
7.1.10.0220.00314.38
7.1.00.0160.01014.39

preferences:
63.47 ms | 400 KiB | 5 Q