3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i=0; while (++$i<1e6) { chr(50); }

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)
8.3.40.0070.01418.58
8.3.30.0040.01818.57
8.3.20.0040.00818.38
8.3.10.0000.01118.57
8.3.00.0070.00419.38
8.2.170.0150.01222.96
8.2.160.0070.01321.02
8.2.150.0080.00424.18
8.2.140.0040.00724.66
8.2.130.0090.00326.16
8.2.120.0080.00321.06
8.2.110.0090.00921.03
8.2.100.0080.00817.72
8.2.90.0060.00619.05
8.2.80.0060.00617.97
8.2.70.0030.00917.38
8.2.60.0030.00918.04
8.2.50.0040.00818.07
8.2.40.0030.00918.16
8.2.30.0030.00918.03
8.2.20.0040.00917.60
8.2.10.0000.01217.61
8.2.00.0030.00917.65
8.1.270.0070.00324.66
8.1.260.0000.01226.35
8.1.250.0000.01328.09
8.1.240.0050.01420.63
8.1.230.0060.00920.97
8.1.220.0090.00317.74
8.1.210.0030.00918.77
8.1.200.0080.00417.22
8.1.190.0000.01117.41
8.1.180.0040.00818.10
8.1.170.0060.00618.81
8.1.160.0090.00318.88
8.1.150.0030.00918.61
8.1.140.0040.00817.34
8.1.130.0040.00817.77
8.1.120.0030.01117.29
8.1.110.0000.01117.29
8.1.100.0040.00717.25
8.1.90.0040.00717.44
8.1.80.0080.00417.39
8.1.70.0040.00717.26
8.1.60.0060.01317.54
8.1.50.0000.01517.42
8.1.40.0000.01517.29
8.1.30.0030.01317.46
8.1.20.0070.01017.41
8.1.10.0030.01217.41
8.1.00.0060.00917.25
8.0.300.0030.00819.89
8.0.290.0000.01216.58
8.0.280.0000.01218.31
8.0.270.0070.00417.09
8.0.260.0000.01016.75
8.0.250.0040.00816.88
8.0.240.0000.01116.89
8.0.230.0070.00416.89
8.0.220.0030.00916.76
8.0.210.0000.01116.74
8.0.200.0030.00716.82
8.0.190.0040.01116.85
8.0.180.0030.01716.73
8.0.170.0030.01416.87
8.0.160.0040.01116.80
8.0.150.0030.01316.68
8.0.140.0030.01616.79
8.0.130.0000.01313.29
8.0.120.0000.01616.68
8.0.110.0030.01216.82
8.0.100.0030.01316.77
8.0.90.0030.01216.75
8.0.80.0030.01816.84
8.0.70.0030.01216.71
8.0.60.0030.01216.80
8.0.50.0040.01116.82
8.0.30.0140.01416.79
8.0.20.0100.02017.00
8.0.10.0040.01216.91
8.0.00.0130.01316.57
7.4.330.0000.00812.95
7.4.320.0000.01116.36
7.4.300.0000.01116.41
7.4.290.0000.01516.51
7.4.280.0090.00616.34
7.4.270.0030.01216.32
7.4.260.0000.01313.31
7.4.250.0080.00816.41
7.4.240.0050.01016.54
7.4.230.0030.01216.40
7.4.220.0160.01716.48
7.4.210.0090.01516.49
7.4.200.0030.01316.55
7.4.190.0090.00616.45
7.4.160.0100.01316.42
7.4.150.0100.02316.20
7.4.140.0160.01316.40
7.4.130.0080.01616.41
7.4.120.0090.01516.38
7.4.110.0070.01716.45
7.4.100.0040.02216.30
7.4.90.0110.01516.47
7.4.80.0090.01519.39
7.4.70.0160.00716.47
7.4.60.0090.01316.38
7.4.50.0040.02216.42
7.4.40.0060.01916.34
7.4.30.0060.01616.52
7.4.00.0030.02014.62
7.3.330.0060.00912.99
7.3.320.0030.01213.02
7.3.310.0040.01116.23
7.3.300.0030.01116.23
7.3.290.0130.02316.36
7.3.280.0020.02516.14
7.3.270.0110.01516.48
7.3.260.0070.02116.43
7.3.250.0060.02016.25
7.3.240.0070.01816.25
7.3.230.0130.01316.30
7.3.210.0100.02016.14
7.3.200.0160.01016.20
7.3.190.0100.01616.33
7.3.180.0060.03216.25
7.3.170.0030.02316.24
7.3.160.0130.01316.31
7.3.120.0040.02214.51
7.2.330.0060.02516.50
7.2.320.0190.01916.58
7.2.310.0060.02416.34
7.2.300.0090.01916.60
7.2.290.0100.01916.65
7.2.00.0030.02119.32
7.1.100.0030.01718.09
7.1.70.0030.01917.10
7.1.60.0160.02319.40
7.1.50.0040.01216.61
7.1.00.0030.07322.40
7.0.200.0000.03816.29
7.0.140.0030.11721.99
7.0.120.0070.11721.96
7.0.60.0000.07019.95
7.0.50.0030.06317.84
7.0.40.0000.12320.04
7.0.30.0230.06720.09
7.0.20.0070.14020.16
7.0.10.0130.10320.09
7.0.00.0100.08320.16
5.6.280.0030.20720.85
5.6.210.0130.17020.72
5.6.200.0130.19018.19
5.6.190.0030.18020.41
5.6.180.0370.13320.56
5.6.170.0470.16320.41
5.6.160.0100.20020.55
5.6.150.0030.19018.12
5.6.140.0030.17718.16
5.6.130.0130.18018.11
5.6.120.0100.18020.99
5.6.110.0100.16721.13
5.6.100.0070.18320.97
5.6.90.0100.19721.10
5.6.80.0030.12720.34
5.5.350.0230.18020.43
5.5.340.0030.19317.97
5.5.330.0130.17320.21
5.5.320.0270.14020.32
5.5.310.0270.16320.28
5.5.300.0000.13318.00
5.5.290.0100.19017.90
5.5.280.0130.18720.77
5.5.270.0170.13320.86
5.5.260.0100.19320.86
5.5.250.0000.14720.62
5.5.240.0030.19720.25
5.4.450.1470.14019.41
5.4.440.1570.12719.24
5.4.430.1930.13019.42
5.4.420.1800.13019.40
5.4.410.1830.17719.33
5.4.400.1900.12319.22
5.4.390.1930.13019.13
5.4.380.1630.12719.13
5.4.370.1900.13318.93
5.4.360.1730.13319.24
5.4.350.1930.12719.24
5.4.340.1900.13319.24
5.4.320.1870.13319.09
5.4.310.1900.13719.09
5.4.300.1670.12018.80
5.4.290.1770.14318.93
5.4.280.1770.13719.10
5.4.270.1630.13719.15
5.4.260.1700.13019.10
5.4.250.1700.13319.13
5.4.240.1970.13319.24
5.4.230.2070.12718.79
5.4.220.1830.13319.10
5.4.210.1730.14018.77
5.4.200.1870.12019.05
5.4.190.1530.13018.92
5.4.180.1930.14019.23
5.4.170.2030.15319.23
5.4.160.1730.13319.06
5.4.150.1770.12719.24
5.4.140.0030.13016.38
5.4.130.0130.17716.53
5.4.120.0730.12316.53
5.4.110.1630.12016.48
5.4.100.1830.13016.41
5.4.90.1800.13316.38
5.4.80.1630.12716.05
5.4.70.1670.14316.37
5.4.60.1900.13716.41
5.4.50.1830.13716.46
5.4.40.0070.15716.18
5.4.30.0100.21316.20
5.4.20.0500.12716.15
5.4.10.1600.12716.36
5.4.00.1700.14015.71
5.3.290.1630.14714.57
5.3.280.1530.14714.43
5.3.270.1500.14314.54
5.3.260.1730.15014.58
5.3.250.1400.18714.44
5.3.240.0030.14314.48
5.3.230.0030.14314.68
5.3.220.0930.15014.40
5.3.210.1630.14014.47
5.3.200.1500.14014.51
5.3.190.1500.17014.51
5.3.180.1500.16014.43
5.3.170.1570.15314.60
5.3.160.1700.17314.43
5.3.150.1470.16314.57
5.3.140.1500.14714.64
5.3.130.1500.15014.45
5.3.120.1730.17314.40
5.3.110.1530.15014.38
5.3.100.1530.19313.88
5.3.90.1830.15313.89
5.3.80.1870.15314.03
5.3.70.2230.14313.85
5.3.60.0000.21013.91
5.3.50.0070.20713.93
5.3.40.0800.16713.77
5.3.30.1770.17713.76
5.3.20.1770.15313.63
5.3.10.1630.14313.50
5.3.00.1730.20013.58
5.2.170.1430.15011.22
5.2.160.1370.15710.99
5.2.150.0070.21011.00
5.2.140.0000.14710.95
5.2.130.0070.20310.99
5.2.120.1270.16310.98
5.2.110.1330.14311.14
5.2.100.1470.14710.93
5.2.90.1570.14710.93
5.2.80.1500.14011.14
5.2.70.1370.14711.17
5.2.60.1570.14010.98
5.2.50.1600.15710.87
5.2.40.1100.15010.82
5.2.30.1170.15011.02
5.2.20.1400.15311.00
5.2.10.1230.14010.88
5.2.00.1100.14010.79
5.1.60.1130.1279.88
5.1.50.1170.13010.04
5.1.40.1070.14010.11
5.1.30.1130.14710.27
5.1.20.1200.12010.29
5.1.10.1130.13010.00
5.1.00.1200.1279.98
5.0.50.0300.1838.54
5.0.40.0570.1778.34
5.0.30.0670.1908.09
5.0.20.0500.1678.19
5.0.10.0730.1938.17
5.0.00.0770.2378.32
4.4.90.0600.2107.81
4.4.80.0670.1977.81
4.4.70.0730.1877.81
4.4.60.0730.2077.81
4.4.50.0730.1907.81
4.4.40.0600.1807.81
4.4.30.0570.1677.81
4.4.20.0700.1907.81
4.4.10.0730.1907.81
4.4.00.0700.2037.81
4.3.110.0530.1737.81
4.3.100.0530.1737.81
4.3.90.0730.1937.81
4.3.80.0570.1677.81
4.3.70.0770.1937.81
4.3.60.0670.1707.81
4.3.50.0670.1707.81
4.3.40.0670.1907.81
4.3.30.0470.1837.81
4.3.20.0530.2507.81
4.3.10.0370.1707.81
4.3.00.0330.1537.81

preferences:
46.16 ms | 400 KiB | 5 Q