3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i = ''; for ($i = 0; $i < 100000000000; $i++) {$i .= chr($i % 8);} echo $i;

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)
8.3.60.0090.00618.68
8.3.50.0100.01021.96
8.3.40.0100.01018.79
8.3.30.0160.00019.08
8.3.20.0040.00420.21
8.3.10.0040.00423.53
8.3.00.0080.00020.67
8.2.180.0120.00616.38
8.2.170.0040.01822.96
8.2.160.0100.00521.99
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0060.00326.16
8.2.120.0040.00422.13
8.2.110.0030.00722.08
8.2.100.0050.00917.91
8.2.90.0050.00319.23
8.2.80.0000.00817.97
8.2.70.0040.00417.63
8.2.60.0040.00418.04
8.2.50.0030.00618.07
8.2.40.0060.00319.34
8.2.30.0000.00718.07
8.2.20.0000.00817.86
8.2.10.0040.00417.65
8.2.00.0040.00417.73
8.1.280.0130.01025.92
8.1.270.0060.00323.96
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0030.00623.91
8.1.230.0070.00419.16
8.1.220.0090.00017.74
8.1.210.0080.00018.77
8.1.200.0070.00317.23
8.1.190.0040.00417.41
8.1.180.0040.00418.10
8.1.170.0040.00418.50
8.1.160.0000.00722.07
8.1.150.0050.00218.71
8.1.140.0040.00417.53
8.1.130.0070.00017.90
8.1.120.0000.00717.53
8.1.110.0000.00717.56
8.1.100.0040.00417.59
8.1.90.0070.00017.54
8.1.80.0000.00717.56
8.1.70.0060.00017.39
8.1.60.0030.00617.69
8.1.50.0000.00817.59
8.1.40.0030.00617.60
8.1.30.0030.00617.67
8.1.20.0040.00417.64
8.1.10.0030.00517.58
8.1.00.0000.00817.41
8.0.300.0030.00318.77
8.0.290.0000.00717.05
8.0.280.0030.00318.36
8.0.270.0000.00817.20
8.0.260.0000.00716.90
8.0.250.0030.00317.00
8.0.240.0040.00416.80
8.0.230.0040.00416.85
8.0.220.0000.00716.76
8.0.210.0050.00316.81
8.0.200.0030.00316.90
8.0.190.0030.00516.94
8.0.180.0000.00817.00
8.0.170.0050.00216.93
8.0.160.0000.00716.96
8.0.150.0040.00416.95
8.0.140.0040.00416.76
8.0.130.0000.00713.41
8.0.120.0000.00816.89
8.0.110.0030.00516.84
8.0.100.0000.00816.91
8.0.90.0040.00416.90
8.0.80.0120.00316.87
8.0.70.0000.00716.80
8.0.60.0080.00016.71
8.0.50.0070.00016.96
8.0.30.0170.00617.04
8.0.20.0140.00817.40
8.0.10.0000.00716.79
8.0.00.0140.01016.55
7.4.330.0030.00315.03
7.4.320.0030.00316.32
7.4.300.0000.00616.41
7.4.290.0000.00816.41
7.4.280.0030.00316.32
7.4.270.0040.00416.38
7.4.260.0030.00616.44
7.4.250.0000.00716.37
7.4.240.0060.00116.46
7.4.230.0030.00316.33
7.4.220.0090.01216.31
7.4.210.0140.00416.51
7.4.200.0030.00416.61
7.4.190.0080.00016.58
7.4.160.0090.01216.61
7.4.150.0170.00717.40
7.4.140.0150.01017.86
7.4.130.0110.01016.46
7.4.120.0150.00716.54
7.4.110.0140.00616.47
7.4.100.0150.01216.53
7.4.90.0150.00816.50
7.4.80.0110.02116.38
7.4.70.0080.01316.55
7.4.60.0090.00916.46
7.4.50.0040.00416.48
7.4.40.0110.00322.77
7.4.30.0120.00716.66
7.3.330.0031.99914.06
7.3.320.0002.00414.14
7.3.310.0030.00316.25
7.3.300.0000.00716.26
7.3.290.0060.00916.31
7.3.280.0050.01216.22
7.3.270.0180.00617.40
7.3.260.0090.01216.38
7.3.250.0110.00816.18
7.3.240.0130.01016.17
7.3.230.0130.00616.39
7.3.210.0100.00716.33
7.3.200.0150.00819.39
7.3.190.0100.00716.29
7.3.180.0120.00616.20
7.3.170.0090.01216.47
7.3.160.0000.01616.18
7.2.330.0040.01516.50
7.2.320.0070.01416.64
7.2.310.0110.01316.70
7.2.300.0030.01516.61
7.2.290.0080.01116.36
5.4.110.0172.23316.83
5.4.100.0272.38016.65
5.4.90.0072.45316.82
5.4.80.0171.93716.68
5.4.70.0231.70716.79
5.4.60.0171.80316.81
5.4.50.0232.41716.86
5.4.40.0132.38016.94
5.4.30.0232.39316.84
5.4.20.0172.42016.62
5.4.10.0132.41716.85
5.4.00.0202.38716.14
5.3.210.0271.96714.85
5.3.200.0132.43314.89
5.3.190.0132.43014.99
5.3.180.0432.09714.88
5.3.170.0401.88714.91
5.3.160.0232.03314.83
5.3.150.0102.26314.89
5.3.140.0032.40314.90
5.3.130.0232.41014.88
5.3.120.0172.41714.89
5.3.110.0332.39314.89
5.3.100.0172.38314.39
5.3.90.0232.40314.28
5.3.80.0332.40014.27
5.3.70.0072.44014.33
5.3.60.0432.39714.34
5.3.50.0132.44314.29
5.3.40.0072.42714.22
5.3.30.0072.43314.14
5.3.20.0132.39313.88
5.3.10.0172.45013.94
5.3.00.0202.42713.92

preferences:
48.54 ms | 401 KiB | 5 Q