3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "C#maj7"; $qualityVal = ""; if (true) { $qualityVal .= substr($string, 2); } $num = 10; $num += 10; class Hello { public function __toString() { return "Hello!"; } } $hello = new Hello(); echo $hello->toString(); ?>

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)
8.3.60.0120.00918.68
8.3.50.0140.00321.98
8.3.40.0120.00918.83
8.3.30.0030.01020.35
8.3.20.0050.00220.07
8.3.10.0050.00321.95
8.3.00.0040.00422.57
8.2.180.0040.01416.63
8.2.170.0000.01422.96
8.2.160.0130.00020.52
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00826.16
8.2.120.0040.00419.54
8.2.110.0030.00620.43
8.2.100.0100.00317.84
8.2.90.0040.00419.17
8.2.80.0040.00419.38
8.2.70.0060.00317.75
8.2.60.0070.00017.93
8.2.50.0060.00318.07
8.2.40.0050.00318.22
8.2.30.0000.00718.10
8.2.20.0040.00417.59
8.2.10.0080.00017.68
8.2.00.0060.00317.84
8.1.280.0040.01125.92
8.1.270.0090.00624.66
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0040.00423.92
8.1.230.0000.01119.09
8.1.220.0060.00317.77
8.1.210.0030.00518.77
8.1.200.0100.00017.23
8.1.190.0000.00817.63
8.1.180.0000.00822.05
8.1.170.0050.00318.32
8.1.160.0040.00422.01
8.1.150.0030.00618.64
8.1.140.0000.00717.49
8.1.130.0000.00717.81
8.1.120.0030.00317.47
8.1.110.0070.00017.43
8.1.100.0030.00517.37
8.1.90.0050.00217.43
8.1.80.0000.00717.48
8.1.70.0000.00717.35
8.1.60.0040.00417.50
8.1.50.0040.00417.47
8.1.40.0040.00417.49
8.1.30.0040.00417.62
8.1.20.0080.00017.50
8.1.10.0000.00817.56
8.1.00.0050.00217.45
8.0.300.0000.00818.77
8.0.290.0070.00017.18
8.0.280.0080.00018.35
8.0.270.0030.00317.31
8.0.260.0000.00716.76
8.0.250.0070.00017.00
8.0.240.0040.00416.96
8.0.230.0000.00817.08
8.0.220.0000.00716.84
8.0.210.0030.00316.95
8.0.200.0070.00016.99
8.0.190.0000.00816.98
8.0.180.0000.00716.99
8.0.170.0080.00016.95
8.0.160.0000.00717.00
8.0.150.0050.00216.96
8.0.140.0000.00716.91
8.0.130.0000.00713.39
8.0.120.0070.00016.93
8.0.110.0000.00716.97
8.0.100.0000.00717.01
8.0.90.0000.00816.93
8.0.80.0090.00616.98
8.0.70.0000.00717.01
8.0.60.0050.00316.98
8.0.50.0070.00016.82
8.0.30.0080.01117.09
8.0.20.0040.01617.40
8.0.10.0040.00417.09
8.0.00.0120.01116.72
7.4.330.0030.00315.00
7.4.320.0060.00016.45
7.4.300.0030.00516.58
7.4.290.0000.00716.56
7.4.280.0070.00016.61
7.4.270.0090.00016.61
7.4.260.0030.00716.54
7.4.250.0000.00816.42
7.4.240.0020.00516.46
7.4.230.0030.00316.61
7.4.220.0060.01216.63
7.4.210.0070.00816.53
7.4.200.0030.00316.68
7.4.190.0050.00216.74
7.4.160.0180.00316.40
7.4.150.0120.00917.40
7.4.140.0110.00617.86
7.4.130.0080.00816.41
7.4.120.0080.01116.61
7.4.110.0030.01416.55
7.4.100.0090.01016.53
7.4.90.0140.00816.41
7.4.80.0110.01119.39
7.4.70.0070.01316.25
7.4.60.0060.00916.52
7.4.50.0030.00616.56
7.4.40.0100.00522.77
7.4.30.0130.00716.52
7.4.00.0110.00314.66
7.3.330.0000.00513.13
7.3.320.0050.00013.25
7.3.310.0000.00716.20
7.3.300.0040.00416.18
7.3.290.0080.00616.27
7.3.280.0080.00716.27
7.3.270.0000.01717.40
7.3.260.0090.01416.38
7.3.250.0120.00816.64
7.3.240.0060.01516.22
7.3.230.0130.00316.45
7.3.210.0120.00616.27
7.3.200.0120.00919.39
7.3.190.0070.01416.50
7.3.180.0060.00916.13
7.3.170.0110.00416.44
7.3.160.0100.01416.37
7.3.120.0070.01014.78
7.2.330.0070.01116.64
7.2.320.0070.01616.36
7.2.310.0060.01616.66
7.2.300.0120.00616.68
7.2.290.0090.01216.51
7.2.60.0070.00717.09
7.1.200.0030.00915.74
7.1.70.0040.00717.28
7.1.60.0030.02119.43
7.1.50.0030.01816.96
7.1.00.0000.06722.40
7.0.200.0070.00416.88
7.0.140.0070.06721.98
7.0.60.0100.03719.92
7.0.50.0070.08317.85
7.0.40.0100.07320.29
7.0.30.0230.03720.21
7.0.20.0330.08020.06
7.0.10.0230.04320.06
7.0.00.0100.08720.23
5.6.280.0070.06720.91
5.6.210.0070.06320.50
5.6.200.0170.07318.18
5.6.190.0000.09320.50
5.6.180.0100.04720.61
5.6.170.0300.03720.54
5.6.160.0000.04720.55
5.6.150.0070.06718.21
5.6.140.0070.03718.29
5.6.130.0130.08018.18
5.6.120.0070.05020.89
5.6.110.0130.07021.03
5.6.100.0030.05320.97
5.6.90.0070.06720.95
5.6.80.0100.05020.51
5.5.350.0400.06320.47
5.5.340.0100.03717.98
5.5.330.0130.08320.38
5.5.320.0370.06720.38
5.5.310.0230.04020.27
5.5.300.0070.08017.99
5.5.290.0030.08018.04
5.5.280.0100.04320.74
5.5.270.0030.07320.84
5.5.260.0070.05720.65
5.5.250.0100.07020.69
5.5.240.0270.07020.19
5.4.450.0530.05719.61
5.4.440.0900.06719.45
5.4.430.1030.06019.16
5.4.420.0130.05319.55
5.4.410.0700.06019.50
5.4.400.1300.03718.77
5.4.390.1070.05318.78
5.4.380.0270.05318.75
5.4.370.0170.06718.77
5.4.360.0230.04718.77
5.4.350.0100.04412.02
5.4.340.0090.03812.02
5.4.320.0040.04012.50
5.4.310.0070.04412.50
5.4.300.0070.04112.50
5.4.290.0070.04412.50
5.4.280.0060.04012.39
5.4.270.0080.03812.39
5.4.260.0080.04312.39
5.4.250.0040.04212.40
5.4.240.0230.05018.79
5.4.230.0070.05318.64
5.4.220.0070.06018.94
5.4.210.0070.06018.94
5.4.200.0000.06019.07
5.4.190.0270.06018.94
5.4.180.0030.05318.82
5.4.170.0130.06318.99
5.4.160.0070.05018.79
5.4.150.0030.06318.95
5.4.140.0070.05016.46
5.4.130.0000.05716.45
5.4.120.0000.05316.33
5.4.110.0130.04316.49
5.4.100.0130.04016.36
5.4.90.0030.05016.39
5.4.80.0100.04316.47
5.4.70.0100.04316.52
5.4.60.0030.05016.61
5.4.50.0030.05316.33
5.4.40.0070.05016.41
5.4.30.0130.04316.44
5.4.20.0130.04316.29
5.4.10.0070.05716.48
5.4.00.0100.04316.00
5.3.290.0070.04212.80
5.3.280.0130.04714.68
5.3.270.0100.05014.82
5.3.260.0170.04314.70
5.3.250.0130.04714.69
5.3.240.0070.07314.78
5.3.230.0030.06014.68
5.3.220.0070.05314.70
5.3.210.0200.04714.66
5.3.200.0100.04714.63
5.3.190.0100.04714.63
5.3.180.0070.05014.78
5.3.170.0170.04014.73
5.3.160.0100.07014.64
5.3.150.0030.05714.74
5.3.140.0070.05014.64
5.3.130.0100.05014.61
5.3.120.0130.07314.68
5.3.110.0070.05014.63
5.3.100.0030.05014.10
5.3.90.0070.05014.08
5.3.80.0100.04714.11
5.3.70.0030.05313.84
5.3.60.0130.04314.17
5.3.50.0130.05714.02
5.3.40.0030.05014.02
5.3.30.0030.05014.07
5.3.20.0100.04313.78
5.3.10.0030.05313.71
5.3.00.0000.05313.71
5.2.170.0000.04311.19
5.2.160.0030.04011.23
5.2.150.0000.04311.04
5.2.140.0130.05011.21
5.2.130.0000.04311.18
5.2.120.0170.04711.18
5.2.110.0030.04011.01
5.2.100.0100.03311.18
5.2.90.0130.03011.06
5.2.80.0070.05011.18
5.2.70.0070.04311.18
5.2.60.0030.04711.11
5.2.50.0070.04011.18
5.2.40.0070.04310.94
5.2.30.0000.04711.06
5.2.20.0030.04010.92
5.2.10.0030.04310.76
5.2.00.0030.05010.70
5.1.60.0070.03710.19
5.1.50.0030.03310.19
5.1.40.0070.04710.08
5.1.30.0070.03310.41
5.1.20.0170.02710.36
5.1.10.0100.03010.07
5.1.00.0100.03310.26
5.0.50.0070.0308.70
5.0.40.0030.0278.50
5.0.30.0070.0578.29
5.0.20.0030.0278.28
5.0.10.0170.0208.12
5.0.00.0030.0507.99
4.4.90.0070.0176.60
4.4.80.0000.0236.60
4.4.70.0030.0236.60
4.4.60.0030.0206.60
4.4.50.0030.0206.60
4.4.40.0100.0306.62
4.4.30.0030.0206.62
4.4.20.0030.0206.62
4.4.10.0000.0276.62
4.4.00.0030.0376.62
4.3.110.0030.0306.62
4.3.100.0030.0206.62
4.3.90.0030.0276.62
4.3.80.0030.0336.62
4.3.70.0000.0276.62
4.3.60.0070.0306.62
4.3.50.0000.0306.62
4.3.40.0100.0306.62
4.3.30.0030.0276.62
4.3.20.0000.0336.62
4.3.10.0070.0236.62
4.3.00.0030.0206.84

preferences:
29.03 ms | 401 KiB | 5 Q