3v4l.org

run code in 300+ PHP versions simultaneously
<?php [5.5][0]; class ob { private $b = false; public function __construct($b=false) { if ($b) $this->b = $b; } public function __toString(){ return $this->b?'1':'0'; } } $ob = new ob(); $ob2 = new ob(true); if (true == (string)$ob) echo 'ob/'; if (true == (string)$ob2) echo 'ob2/';

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)
8.3.60.0140.00016.63
8.3.50.0100.01122.04
8.3.40.0190.00018.78
8.3.30.0120.00318.90
8.3.20.0040.00420.13
8.3.10.0040.00421.74
8.3.00.0040.00419.14
8.2.180.0180.00318.26
8.2.170.0090.00922.96
8.2.160.0070.00720.32
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0090.00018.04
8.2.110.0080.00022.08
8.2.100.0120.00017.85
8.2.90.0080.00018.28
8.2.80.0050.00318.05
8.2.70.0050.00517.75
8.2.60.0090.00018.16
8.2.50.0000.00818.07
8.2.40.0060.00318.15
8.2.30.0000.00719.34
8.2.20.0040.00417.78
8.2.10.0040.00418.12
8.2.00.0000.00817.74
8.1.280.0090.00625.92
8.1.270.0130.00719.08
8.1.260.0040.00426.35
8.1.250.0100.00028.09
8.1.240.0000.00921.00
8.1.230.0070.00420.97
8.1.220.0080.00017.79
8.1.210.0000.00918.77
8.1.200.0040.00417.48
8.1.190.0030.00517.35
8.1.180.0040.00418.10
8.1.170.0040.00418.49
8.1.160.0050.00222.02
8.1.150.0040.00418.90
8.1.140.0060.00319.28
8.1.130.0030.00317.91
8.1.120.0000.00717.50
8.1.110.0030.00617.43
8.1.100.0070.00017.33
8.1.90.0040.00417.50
8.1.80.0000.00817.46
8.1.70.0000.00717.41
8.1.60.0000.00817.59
8.1.50.0030.00717.41
8.1.40.0030.00517.42
8.1.30.0060.00317.67
8.1.20.0040.00417.67
8.1.10.0050.00317.52
8.1.00.0040.00417.55
8.0.300.0000.00920.07
8.0.290.0040.00416.75
8.0.280.0030.00318.36
8.0.270.0030.00317.33
8.0.260.0030.00317.18
8.0.250.0000.00717.07
8.0.240.0000.00717.05
8.0.230.0050.00217.02
8.0.220.0000.00716.95
8.0.210.0030.00316.95
8.0.200.0030.00317.00
8.0.190.0070.00017.02
8.0.180.0040.00416.88
8.0.170.0000.00717.00
8.0.160.0030.00316.96
8.0.150.0000.00716.86
8.0.140.0000.00816.91
8.0.130.0060.00013.39
8.0.120.0040.00416.98
8.0.110.0000.00716.83
8.0.100.0070.00016.97
8.0.90.0000.00716.82
8.0.80.0070.01716.98
8.0.70.0040.00416.95
8.0.60.0020.00517.00
8.0.50.0050.00316.76
8.0.30.0130.01217.20
8.0.20.0110.00817.40
8.0.10.0000.00717.14
8.0.00.0100.00816.71
7.4.330.0030.00315.06
7.4.320.0070.00016.44
7.4.300.0030.00316.57
7.4.290.0020.00516.62
7.4.280.0040.00416.60
7.4.270.0090.00016.51
7.4.260.0040.00416.47
7.4.250.0000.00816.47
7.4.240.0020.00516.58
7.4.230.0040.00416.35
7.4.220.0060.01916.56
7.4.210.0050.01016.44
7.4.200.0070.00016.31
7.4.160.0080.00816.32
7.4.150.0130.01017.40
7.4.140.0120.00517.86
7.4.130.0070.01316.52
7.4.120.0050.01116.49
7.4.110.0070.01516.40
7.4.100.0130.01016.52
7.4.90.0210.00016.34
7.4.80.0040.01319.39
7.4.70.0060.01016.36
7.4.60.0070.01016.50
7.4.50.0040.00416.34
7.4.40.0100.01016.63
7.4.30.0150.00916.41
7.4.00.0100.00714.89
7.3.330.0060.00013.30
7.3.320.0020.00213.23
7.3.310.0040.00416.21
7.3.300.0000.00716.26
7.3.290.0000.00716.29
7.3.280.0100.00816.30
7.3.270.0110.00717.40
7.3.260.0130.00316.55
7.3.250.0100.00716.36
7.3.240.0060.01016.61
7.3.230.0140.01116.39
7.3.210.0100.01016.22
7.3.200.0050.01119.39
7.3.190.0080.00816.28
7.3.180.0090.00616.46
7.3.170.0130.00316.50
7.3.160.0080.00816.38
7.3.120.0000.01614.78
7.3.110.0030.01014.49
7.3.100.0060.01314.57
7.3.90.0030.00914.82
7.3.80.0060.00614.65
7.3.70.0070.00714.61
7.3.60.0120.00314.97
7.3.50.0120.00014.97
7.3.40.0030.01014.73
7.3.30.0030.01014.95
7.3.20.0070.01016.69
7.3.10.0070.01016.65
7.3.00.0030.00616.82
7.2.330.0030.01316.77
7.2.320.0070.01016.50
7.2.310.0090.01116.54
7.2.300.0030.01416.71
7.2.290.0090.00916.42
7.2.250.0060.00914.94
7.2.240.0130.00315.05
7.2.230.0040.00815.26
7.2.220.0000.01115.24
7.2.210.0060.00915.15
7.2.200.0090.00315.27
7.2.190.0040.00815.25
7.2.180.0000.01414.96
7.2.170.0030.00715.16
7.2.60.0030.01317.05
7.2.00.0080.00419.46
7.1.330.0080.00515.73
7.1.320.0140.00015.95
7.1.310.0090.00615.89
7.1.300.0000.01415.66
7.1.290.0070.00315.77
7.1.280.0030.01015.98
7.1.270.0100.00315.67
7.1.260.0040.00715.75
7.1.200.0030.01315.79
7.1.100.0100.00718.14
7.1.70.0000.00816.81
7.1.60.0070.01719.46
7.1.50.0000.01116.62
7.1.00.0070.07322.43
7.0.200.0180.00014.97
7.0.140.0070.03722.00
7.0.60.0030.09020.03
7.0.50.0070.04717.94
7.0.40.0070.04020.11
7.0.30.0370.07720.17
7.0.20.0230.05020.10
7.0.10.0100.07020.12
7.0.00.0100.08020.16
5.6.280.0030.07720.93
5.6.210.0100.08020.55
5.6.200.0100.07318.18
5.6.190.0200.07720.60
5.6.180.0300.04320.47
5.6.170.0370.06720.52
5.6.160.0130.05020.55
5.6.150.0000.05718.28
5.6.140.0030.04318.19
5.6.130.0070.06718.18
5.6.120.0070.08321.00
5.6.110.0070.07321.10
5.6.100.0130.07321.01
5.6.90.0100.04021.13
5.6.80.0100.07320.44
5.5.350.0270.07320.50
5.5.340.0070.04017.98
5.5.330.0070.03720.57
5.5.320.0300.04320.20
5.5.310.0400.06320.26
5.5.300.0100.08017.99
5.5.290.0070.03717.92
5.5.280.0030.05720.73
5.5.270.0070.05020.73
5.5.260.0130.07020.77
5.5.250.0070.03720.59
5.5.240.0430.06020.26
5.4.450.0230.06019.34
5.4.440.1100.04719.47
5.4.430.0600.05019.38
5.4.420.0030.06019.55
5.4.410.1030.05719.48
5.4.400.0930.05019.27
5.4.390.0200.05718.79
5.4.380.0230.05318.75
5.4.370.0100.07018.55
5.4.360.0270.05018.73
5.4.350.0130.06318.61
5.4.340.0170.05718.71
5.4.320.0330.04318.83
5.4.310.0170.05718.72
5.4.300.0300.04318.59
5.4.290.0200.05018.46
5.4.280.0170.06018.47
5.4.270.0370.05718.57
5.4.260.0200.05318.55
5.4.250.0230.05018.74
5.4.240.0230.05018.55
5.4.230.0200.05018.70
5.4.220.0130.06018.68
5.4.210.0270.07018.61
5.4.200.0100.05716.62
5.4.190.0100.06318.81
5.4.180.0330.04018.78
5.4.170.0070.06718.47
5.4.160.0200.05018.61
5.4.150.0270.05718.76
5.4.140.0200.05316.26
5.4.130.0230.04316.28
5.4.120.0170.05316.43
5.4.110.0200.04716.29
5.4.100.0200.05716.25
5.4.90.0170.05716.27
5.4.80.0130.05716.15
5.4.70.0230.04716.14
5.4.60.0370.04716.28
5.4.50.0130.05316.38
5.4.40.0130.05716.14
5.4.30.0100.05316.27
5.4.20.0200.04716.22
5.4.10.0100.05716.38
5.4.00.0170.06315.71
5.3.290.0130.06314.70
5.3.280.0270.04714.71
5.3.270.0270.05314.60
5.3.260.0130.05314.56
5.3.250.0200.04714.66
5.3.240.0130.05714.54
5.3.230.0070.06014.57
5.3.220.0200.05014.62
5.3.210.0300.04314.48
5.3.200.0130.06314.66
5.3.190.0130.06314.54
5.3.180.0130.05314.54
5.3.170.0100.05714.66
5.3.160.0270.04314.56
5.3.150.0130.06314.66
5.3.140.0300.05714.63
5.3.130.0230.04714.58
5.3.120.0100.06314.64
5.3.110.0230.05014.52
5.3.100.0230.05013.98
5.3.90.0200.05014.09
5.3.80.0200.05013.99
5.3.70.0130.06313.97
5.3.60.0100.05714.09
5.3.50.0100.05713.98
5.3.40.0170.05013.94
5.3.30.0200.05013.89
5.3.20.0130.05013.68
5.3.10.0100.05713.58
5.3.00.0170.05313.56
5.2.170.0170.04011.12
5.2.160.0100.04311.06
5.2.150.0100.04711.15
5.2.140.0200.04011.07
5.2.130.0230.03711.07
5.2.120.0100.04311.03
5.2.110.0170.03711.03
5.2.100.0100.04711.14
5.2.90.0100.04311.07
5.2.80.0000.05711.23
5.2.70.0130.04011.14
5.2.60.0130.04011.02
5.2.50.0100.04310.96
5.2.40.0070.04711.02
5.2.30.0100.04710.93
5.2.20.0230.03710.93
5.2.10.0070.04710.90
5.2.00.0070.04710.67
5.1.60.0100.03310.09
5.1.50.0170.03710.09
5.1.40.0070.0379.98
5.1.30.0170.03010.34
5.1.20.0300.03310.41
5.1.10.0230.03710.08
5.1.00.0100.04010.13
5.0.50.0170.0238.53
5.0.40.0100.0238.53
5.0.30.0070.0478.29
5.0.20.0030.0378.23
5.0.10.0030.0308.19
5.0.00.0070.0438.19
4.4.90.0070.0275.89
4.4.80.0030.0275.86
4.4.70.0030.0235.91
4.4.60.0030.0235.91
4.4.50.0030.0235.82
4.4.40.0170.0335.87
4.4.30.0070.0205.90
4.4.20.0030.0235.96
4.4.10.0030.0235.97
4.4.00.0030.0375.95
4.3.110.0130.0175.83
4.3.100.0000.0275.78
4.3.90.0000.0275.82
4.3.80.0100.0305.79
4.3.70.0030.0235.79
4.3.60.0000.0275.79
4.3.50.0070.0205.83
4.3.40.0070.0335.86
4.3.30.0070.0204.58
4.3.20.0030.0234.54
4.3.10.0070.0174.49
4.3.00.0000.0279.46

preferences:
57.64 ms | 401 KiB | 5 Q