3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo($n) { if($n == 0) return 'ok'; return foo($n-1); } $time = microtime(true); foo(20000); echo (microtime(true) - $time) . ' elapsed';

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)
7.4.10.0130.01017.04
7.4.00.0100.01317.13
7.3.130.0090.01217.16
7.3.120.0110.00917.37
7.3.110.0110.00917.15
7.3.100.0070.01017.33
7.3.90.0090.01017.10
7.3.80.0040.01117.35
7.3.70.0080.01017.33
7.3.60.0060.00917.12
7.3.50.0080.01017.23
7.3.40.0090.00817.29
7.3.30.0050.00917.03
7.3.20.0050.01018.64
7.3.10.0030.01218.52
7.3.00.0080.00718.50
7.2.260.0070.01517.44
7.2.250.0110.01217.55
7.2.240.0100.00817.58
7.2.230.0080.00717.52
7.2.220.0110.00917.38
7.2.210.0100.00817.46
7.2.200.0050.01017.47
7.2.190.0100.00617.35
7.2.180.0070.00917.48
7.2.170.0090.00917.40
7.2.160.0070.01117.38
7.2.150.0000.01618.82
7.2.140.0030.01118.54
7.2.130.0070.00718.55
7.2.120.0080.00618.62
7.2.110.0090.00618.71
7.2.100.0050.01218.66
7.2.90.0050.01118.89
7.2.80.0040.00918.83
7.2.70.0040.00818.65
7.2.60.0050.01018.86
7.2.50.0020.01418.81
7.2.40.0030.00918.88
7.2.30.0050.01218.73
7.2.20.0060.01018.75
7.2.10.0110.00618.89
7.2.00.0060.00919.50
7.1.330.0030.01317.59
7.1.320.0050.01317.74
7.1.310.0060.00617.77
7.1.300.0070.01117.64
7.1.290.0080.00817.58
7.1.280.0020.01517.48
7.1.270.0030.01217.61
7.1.260.0050.00817.65
7.1.250.0100.00517.64
7.1.240.0130.01017.52
7.1.230.0090.00317.68
7.1.220.0050.00817.50
7.1.210.0040.00817.56
7.1.200.0030.00917.70
7.1.190.0100.00417.64
7.1.180.0090.00717.51
7.1.170.0090.00517.73
7.1.160.0080.00717.47
7.1.150.0050.01517.65
7.1.140.0050.01117.64
7.1.130.0060.00817.68
7.1.120.0030.01117.58
7.1.110.0080.00817.72
7.1.100.0050.01117.61
7.1.90.0050.01017.63
7.1.80.0100.00517.69
7.1.70.0060.00818.04
7.1.60.0070.01218.26
7.1.50.0090.00818.11
7.1.40.0050.01017.66
7.1.30.0060.00817.38
7.1.20.0050.00917.56
7.1.10.0100.00617.47
7.1.00.0060.03219.71
7.0.330.0080.00817.27
7.0.320.0040.00917.34
7.0.310.0070.01017.35
7.0.300.0070.00717.29
7.0.290.0020.01217.22
7.0.280.0080.00917.27
7.0.270.0030.01117.47
7.0.260.0030.01117.22
7.0.250.0060.00717.20
7.0.240.0110.00517.22
7.0.230.0030.01317.25
7.0.220.0020.00917.32
7.0.210.0080.00817.53
7.0.200.0010.01017.83
7.0.190.0010.01417.51
7.0.180.0080.00317.43
7.0.170.0040.00717.29
7.0.160.0100.00417.25
7.0.150.0050.01117.40
7.0.140.0070.02919.61
7.0.130.0060.00817.34
7.0.120.0050.01017.33
7.0.110.0080.00617.18
7.0.100.0100.00217.26
7.0.90.0090.00417.29
7.0.80.0200.03019.26
7.0.70.0100.03119.22
7.0.60.0120.03019.32
7.0.50.0180.03119.34
7.0.40.0030.03415.55
7.0.30.0090.02915.53
7.0.20.0060.03615.68
7.0.10.0070.02815.59
7.0.00.0050.03215.62
5.6.400.0110.00820.84
5.6.390.0160.00720.96
5.6.380.0080.01320.60
5.6.370.0120.01120.59
5.6.360.0090.01320.66
5.6.350.0090.01420.98
5.6.340.0050.01620.86
5.6.330.0090.01220.75
5.6.320.0070.01520.77
5.6.310.0080.01520.71
5.6.300.0160.00520.68
5.6.290.0050.01720.61
5.6.280.0060.03823.16
5.6.270.0050.01820.84
5.6.260.0070.01420.63
5.6.250.0020.02020.64
5.6.240.0080.01320.79
5.6.230.0080.02522.86
5.6.220.0100.03522.83
5.6.210.0100.03722.76
5.6.200.0130.03223.00
5.6.190.0110.02722.95
5.6.180.0130.03722.96
5.6.170.0120.03723.06
5.6.160.0170.02723.12
5.6.150.0190.02823.03
5.6.140.0140.03423.11
5.6.130.0100.02923.00
5.6.120.0120.03123.04
5.6.110.0080.03623.02
5.6.100.0120.03422.99
5.6.90.0080.02523.03
5.6.80.0140.03122.83
5.6.70.0100.03522.63
5.6.60.0090.02522.79
5.6.50.0100.03622.74
5.6.40.0120.03122.71
5.6.30.0110.02322.72
5.6.20.0140.02722.58
5.6.10.0080.04022.58
5.6.00.0100.03322.70
5.5.380.0050.01619.08
5.5.370.0120.03021.68
5.5.360.0100.03121.81
5.5.350.0140.02821.87
5.5.340.0120.02921.78
5.5.330.0130.02421.91
5.5.320.0120.02321.77
5.5.310.0110.03321.78
5.5.300.0080.02821.90
5.5.290.0110.03221.94
5.5.280.0080.03621.89
5.5.270.0050.02721.96
5.5.260.0120.03621.77
5.5.250.0090.03521.73
5.5.240.0100.03221.68
5.5.230.0110.03321.55
5.5.220.0080.03621.56
5.5.210.0090.02921.40
5.5.200.0080.03021.56
5.5.190.0100.03421.55
5.5.180.0090.03121.37
5.5.170.0080.01118.97
5.5.160.0130.03021.49
5.5.150.0110.02521.60
5.5.140.0080.02121.63
5.5.130.0100.03321.67
5.5.120.0100.03421.53
5.5.110.0090.03721.59
5.5.100.0100.03521.53
5.5.90.0140.03221.63
5.5.80.0140.03021.54
5.5.70.0090.03621.46
5.5.60.0120.03021.55
5.5.50.0070.02921.49
5.5.40.0130.02621.46
5.5.30.0110.02921.37
5.5.20.0020.03421.55
5.5.10.0100.02921.33
5.5.00.0080.03821.58
5.4.450.0060.02319.85
5.4.440.0070.03919.84
5.4.430.0090.02219.91
5.4.420.0040.03620.02
5.4.410.0060.03519.96
5.4.400.0110.03619.78
5.4.390.0100.03219.83
5.4.380.0070.02819.83
5.4.370.0030.02919.84
5.4.360.0080.02219.79
5.4.350.0160.02719.83
5.4.340.0090.03319.73
5.4.330.0060.01216.99
5.4.320.0080.03319.71
5.4.310.0070.03119.63
5.4.300.0050.03719.71
5.4.290.0060.03719.71
5.4.280.0100.03619.70
5.4.270.0060.02919.69
5.4.260.0070.03519.83
5.4.250.0080.03619.70
5.4.240.0080.02619.83
5.4.230.0090.03519.64
5.4.220.0090.03319.85
5.4.210.0040.03019.82
5.4.200.0090.03319.57
5.4.190.0080.03319.71
5.4.180.0080.03719.70
5.4.170.0040.02819.87
5.4.160.0100.03319.82
5.4.150.0080.03719.81
5.4.140.0120.02318.93
5.4.130.0100.02718.91
5.4.120.0080.03319.01
5.4.110.0120.02818.95
5.4.100.0070.03518.98
5.4.90.0050.02618.77
5.4.80.0060.03619.01
5.4.70.0070.02418.86
5.4.60.0090.03318.90
5.4.50.0100.02518.95
5.4.40.0050.02918.99
5.4.30.0070.03518.90
5.4.20.0090.03318.92
5.4.10.0060.03618.95
5.4.00.0120.02818.70
5.3.290.0070.04819.21
5.3.280.0120.03519.13
5.3.270.0150.04319.02
5.3.260.0140.03918.98
5.3.250.0100.04519.15
5.3.240.0110.04119.13
5.3.230.0110.04119.00
5.3.220.0130.03818.86
5.3.210.0030.04319.00
5.3.200.0100.04418.92
5.3.190.0120.02419.01
5.3.180.0050.04819.13
5.3.170.0050.03319.15
5.3.160.0140.04119.10
5.3.150.0080.04819.06
5.3.140.0080.04719.06
5.3.130.0110.03919.03
5.3.120.0100.02619.14
5.3.110.0100.03819.07
5.3.100.0030.02918.68
5.3.90.0090.04518.76
5.3.80.0150.03218.74
5.3.70.0080.04018.72
5.3.60.0150.03818.82
5.3.50.0080.04318.65
5.3.40.0050.03418.68
5.3.30.0100.02318.68
5.3.20.0040.03218.56
5.3.10.0020.03718.40
5.3.00.0090.04118.34
5.2.170.0100.02523.01
5.2.160.0080.04023.19
5.2.150.0050.04023.09
5.2.140.0100.03523.04
5.2.130.0090.04023.01
5.2.120.0170.03423.09
5.2.110.0070.04122.96
5.2.100.0070.03523.14
5.2.90.0070.01923.05
5.2.80.0110.01822.89
5.2.70.0100.02022.99
5.2.60.0050.02322.84
5.2.50.0100.02222.94
5.2.40.0140.03323.05
5.2.30.0110.02723.02
5.2.20.0130.01923.06
5.2.10.0090.01923.58
5.2.00.0050.02322.76
5.1.60.0050.02223.45
5.1.50.0080.02123.42
5.1.40.0100.02023.53
5.1.30.0050.02323.88
5.1.20.0030.02623.74
5.1.10.0070.02223.50
5.1.00.0050.02423.57
5.0.50.0060.02021.88
5.0.40.0110.01621.88
5.0.30.0080.02521.54
5.0.20.0070.02521.67
5.0.10.0090.01821.67
5.0.00.0100.03026.39
4.4.90.0020.01414.55
4.4.80.0050.02214.60
4.4.70.0050.01114.63
4.4.60.0060.01014.61
4.4.50.0050.01014.58
4.4.40.0000.02014.61
4.4.30.0030.01414.61
4.4.20.0030.01514.70
4.4.10.0060.01114.61
4.4.00.0030.01814.50
4.3.110.0070.01416.38
4.3.100.0020.02016.21
4.3.90.0070.01316.12
4.3.80.0090.01920.94
4.3.70.0070.01216.10
4.3.60.0020.01716.15
4.3.50.0050.01816.06
4.3.40.0060.02116.86
4.3.30.0020.02315.89
4.3.20.0080.01013.37
4.3.10.0040.02715.84
4.3.00.0130.01515.93

preferences:
39.67 ms | 404 KiB | 6 Q