3v4l.org

run code in 300+ PHP versions simultaneously
<?php class SiteId { protected $id; public function __construct($id) { $this->id = $id; } public function getId() { return $this->id; } } $siteId = new SiteId("1"); echo "Is Site ID a string? "; var_dump(is_string($siteId)); echo "\n";

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)
8.3.60.0100.01016.50
8.3.50.0110.00921.22
8.3.40.0150.00018.77
8.3.30.0000.01419.19
8.3.20.0070.00020.33
8.3.10.0080.00021.85
8.3.00.0040.00717.50
8.2.180.0120.00318.11
8.2.170.0100.01022.96
8.2.160.0070.00720.27
8.2.150.0080.00024.18
8.2.140.0030.00624.66
8.2.130.0080.00026.16
8.2.120.0080.00019.24
8.2.110.0030.00619.25
8.2.100.0040.00717.63
8.2.90.0030.00619.05
8.2.80.0040.00417.97
8.2.70.0060.00617.63
8.2.60.0040.00417.92
8.2.50.0040.00418.07
8.2.40.0050.00318.34
8.2.30.0060.00318.02
8.2.20.0030.00517.50
8.2.10.0040.00417.95
8.2.00.0080.00017.53
8.1.280.0070.00725.92
8.1.270.0070.00320.24
8.1.260.0000.00726.35
8.1.250.0030.00628.09
8.1.240.0040.00422.73
8.1.230.0090.00317.42
8.1.220.0000.00717.74
8.1.210.0040.00418.77
8.1.200.0030.00617.23
8.1.190.0080.00017.23
8.1.180.0040.00418.10
8.1.170.0060.00320.37
8.1.160.0070.00021.83
8.1.150.0070.00018.79
8.1.140.0030.00517.35
8.1.130.0070.00017.88
8.1.120.0020.00517.38
8.1.110.0000.00717.42
8.1.100.0040.00417.25
8.1.90.0040.00417.33
8.1.80.0040.00417.42
8.1.70.0030.00317.38
8.1.60.0000.00817.55
8.1.50.0040.00417.52
8.1.40.0090.00017.48
8.1.30.0030.00517.63
8.1.20.0030.00517.65
8.1.10.0040.00417.59
8.1.00.0030.00517.48
8.0.300.0070.00018.77
8.0.290.0000.00716.63
8.0.280.0030.00318.41
8.0.270.0000.00917.25
8.0.260.0030.00317.27
8.0.250.0030.00316.91
8.0.240.0000.00716.84
8.0.230.0060.00316.81
8.0.220.0040.00416.82
8.0.210.0030.00316.91
8.0.200.0060.00016.88
8.0.190.0060.00316.94
8.0.180.0000.00716.84
8.0.170.0030.00616.83
8.0.160.0040.00416.71
8.0.150.0030.00316.69
8.0.140.0000.00816.71
8.0.130.0030.00313.22
8.0.120.0080.00016.80
8.0.110.0000.00716.75
8.0.100.0000.00816.82
8.0.90.0040.00416.70
8.0.80.0060.00916.75
8.0.70.0030.00616.77
8.0.60.0040.00416.63
8.0.50.0040.00416.82
8.0.30.0150.00817.13
8.0.20.0130.00917.40
8.0.10.0040.00416.90
8.0.00.0110.00716.68
7.4.330.0070.00015.03
7.4.320.0000.00616.41
7.4.300.0060.00016.50
7.4.290.0050.00216.42
7.4.280.0050.00516.55
7.4.270.0030.00416.58
7.4.260.0000.00716.48
7.4.250.0040.00416.43
7.4.240.0000.00716.50
7.4.230.0040.00416.25
7.4.220.0130.00616.63
7.4.210.0040.01316.61
7.4.200.0070.00016.32
7.4.160.0110.00416.54
7.4.150.0070.01017.40
7.4.140.0100.01017.86
7.4.130.0110.00916.41
7.4.120.0020.01516.50
7.4.110.0110.00716.45
7.4.100.0030.01416.61
7.4.90.0000.01616.54
7.4.80.0090.00919.39
7.4.70.0130.00316.53
7.4.60.0100.00716.51
7.4.50.0000.00716.60
7.4.40.0120.00616.63
7.4.30.0180.00316.63
7.4.00.0070.00814.84
7.3.330.0050.00013.02
7.3.320.0050.01013.18
7.3.310.0000.00616.27
7.3.300.0030.00316.32
7.3.290.0000.00716.10
7.3.280.0090.00816.24
7.3.270.0060.01017.40
7.3.260.0090.01316.27
7.3.250.0060.01016.29
7.3.240.0100.00716.45
7.3.230.0130.01016.39
7.3.210.0030.01416.35
7.3.200.0070.01019.39
7.3.190.0070.01016.50
7.3.180.0040.01216.39
7.3.170.0090.01216.32
7.3.160.0120.00916.34
7.3.120.0100.00714.66
7.3.110.0000.01215.02
7.3.100.0090.00914.74
7.3.90.0000.01414.66
7.3.80.0100.00014.72
7.3.70.0000.01214.73
7.3.60.0100.00614.59
7.3.50.0100.00614.89
7.3.40.0040.00414.66
7.3.30.0000.01314.63
7.3.20.0120.00316.56
7.3.10.0090.00616.50
7.3.00.0080.00816.72
7.2.330.0110.01116.50
7.2.320.0150.00316.86
7.2.310.0130.00516.69
7.2.300.0120.00516.55
7.2.290.0100.01316.51
7.2.250.0120.00614.98
7.2.240.0090.00614.85
7.2.230.0000.01115.00
7.2.220.0080.00415.06
7.2.210.0030.00915.11
7.2.200.0030.00614.96
7.2.190.0070.00715.22
7.2.180.0140.00015.17
7.2.170.0030.00614.85
7.2.160.0120.00315.20
7.2.150.0000.00917.00
7.2.140.0120.00016.97
7.2.130.0100.00316.91
7.2.120.0040.00816.70
7.2.110.0030.00616.84
7.2.100.0030.00616.97
7.2.90.0030.00616.96
7.2.80.0070.00416.84
7.2.70.0090.00616.91
7.2.60.0060.01016.97
7.2.50.0070.01016.98
7.2.40.0060.00617.09
7.2.30.0060.00617.09
7.2.20.0130.00716.82
7.2.10.0000.01416.61
7.2.00.0030.01218.16
7.1.330.0070.01015.77
7.1.320.0090.00615.83
7.1.310.0130.00015.62
7.1.300.0060.00615.49
7.1.290.0060.00315.77
7.1.280.0080.00415.65
7.1.270.0030.01015.63
7.1.260.0040.00415.70
7.1.250.0030.00515.67
7.1.240.0080.00015.66
7.1.230.0030.00715.59
7.1.220.0060.00915.34
7.1.210.0070.00715.77
7.1.200.0080.00315.60
7.1.190.0030.01415.76
7.1.180.0100.00715.65
7.1.170.0030.00915.67
7.1.160.0120.00315.71
7.1.150.0110.00415.70
7.1.140.0070.01015.67
7.1.130.0050.00315.66
7.1.120.0030.00915.75
7.1.110.0040.01215.68
7.1.100.0090.00416.94
7.1.90.0000.00915.65
7.1.80.0040.00815.86
7.1.70.0030.00716.27
7.1.60.0060.01117.59
7.1.50.0110.00916.28
7.1.40.0000.00915.52
7.1.30.0030.00615.64
7.1.20.0060.00615.81
7.1.10.0000.01315.80
7.1.00.0070.03719.14
7.0.330.0030.01115.26
7.0.320.0030.01315.45
7.0.310.0070.01015.36
7.0.300.0040.01115.32
7.0.290.0070.01015.34
7.0.280.0060.00915.47
7.0.270.0040.01115.51
7.0.260.0080.00415.29
7.0.250.0030.01015.37
7.0.240.0080.00315.55
7.0.230.0040.00715.36
7.0.220.0120.00315.47
7.0.210.0040.01115.50
7.0.200.0230.00814.85
7.0.190.0080.00015.52
7.0.180.0100.00315.44
7.0.170.0050.00315.23
7.0.160.0040.01115.20
7.0.150.0040.00715.41
7.0.140.0070.02818.75
7.0.130.0060.00615.43
7.0.120.0000.01014.97
7.0.110.0060.00815.34
7.0.100.0080.00315.46
7.0.90.0000.01315.58
7.0.80.0030.01015.57
7.0.70.0040.00415.61
7.0.60.0080.04617.82
7.0.50.0100.03116.63
7.0.40.0100.04216.86
7.0.30.0080.02616.66
7.0.20.0190.02816.83
7.0.10.0180.03116.82
7.0.00.0100.04316.91
5.6.400.0110.00414.18
5.6.390.0040.01014.44
5.6.380.0040.00714.55
5.6.370.0030.01014.39
5.6.360.0090.00014.50
5.6.350.0070.01014.28
5.6.340.0070.01014.33
5.6.330.0070.00714.58
5.6.320.0090.00614.27
5.6.310.0000.01114.38
5.6.300.0060.00614.63
5.6.290.0080.00414.28
5.6.280.0070.04517.46
5.6.270.0000.01314.25
5.6.260.0060.00614.50
5.6.250.0070.00414.65
5.6.240.0000.00814.68
5.6.230.0040.00814.10
5.6.220.0060.00614.18
5.6.210.0080.04417.47
5.6.200.0070.03716.35
5.6.190.0020.02917.24
5.6.180.0150.03017.54
5.6.170.0180.02517.42
5.6.160.0140.04117.32
5.6.150.0050.04916.27
5.6.140.0050.02716.17
5.6.130.0090.04516.29
5.6.120.0040.02517.78
5.6.110.0030.04617.63
5.6.100.0120.03917.67
5.6.90.0080.02117.66
5.6.80.0060.02417.38
5.6.70.2300.02317.26
5.6.60.0100.00314.27
5.6.50.0070.00314.39
5.6.40.0040.01214.15
5.6.30.0000.01614.55
5.6.20.0070.00414.43
5.6.10.0070.00414.16
5.6.00.0000.01214.30
5.5.380.0030.01414.18
5.5.370.0000.01414.20
5.5.360.0090.00614.18
5.5.350.0040.04617.29
5.5.340.0080.03616.08
5.5.330.0090.04217.28
5.5.320.0230.03217.40
5.5.310.0170.04317.25
5.5.300.0020.02715.99
5.5.290.0080.04315.91
5.5.280.0060.04317.37
5.5.270.0050.03817.57
5.5.260.0030.04517.55
5.5.250.0070.02717.48
5.5.240.0040.04917.13
5.5.230.0060.01014.25
5.5.220.0060.00614.22
5.5.210.0060.00614.05
5.5.200.0030.01214.29
5.5.190.0060.00614.38
5.5.180.0100.00314.36
5.5.170.0030.01014.15
5.5.160.0060.00614.13
5.5.150.0000.01214.11
5.5.140.0060.01213.99
5.5.130.0000.00914.47
5.5.120.0120.00314.43
5.5.110.0090.00613.73
5.5.100.0070.00714.20
5.5.90.0000.01414.39
5.5.80.0030.00714.07
5.5.70.0030.00614.53
5.5.60.0000.01314.04
5.5.50.0060.00614.18
5.5.40.0030.01014.02
5.5.30.0090.00314.19
5.5.20.0060.00914.47
5.5.10.0030.00613.91
5.5.00.0060.00813.89
5.4.450.0220.02816.15
5.4.440.0350.03216.02
5.4.430.0360.03516.14
5.4.420.0350.03615.92
5.4.410.0130.03315.85
5.4.400.0180.03715.76
5.4.390.0250.02715.62
5.4.380.0180.03715.71
5.4.370.0230.03315.71
5.4.360.0270.03015.63
5.4.350.0230.03815.60
5.4.340.0300.02815.73
5.4.330.0040.00712.68
5.4.320.0220.04315.74
5.4.310.0270.02515.71
5.4.300.0250.03415.69
5.4.290.0210.02715.76
5.4.280.0170.03515.73
5.4.270.0320.03115.70
5.4.260.0200.03715.58
5.4.250.0200.02915.74
5.4.240.0320.02515.72
5.4.230.0230.02915.70
5.4.220.0300.03215.54
5.4.210.0220.03215.74
5.4.200.0220.03114.65
5.4.190.0210.02715.73
5.4.180.0250.02515.71
5.4.170.0180.03815.55
5.4.160.0170.03915.61
5.4.150.0210.03115.58
5.4.140.0230.03614.57
5.4.130.0280.02914.51
5.4.120.0200.03514.51
5.4.110.0250.03014.47
5.4.100.0320.03514.56
5.4.90.0180.03114.46
5.4.80.0220.03514.43
5.4.70.0280.03314.49
5.4.60.0190.03014.49
5.4.50.0180.02314.46
5.4.40.0200.02714.54
5.4.30.0180.03314.47
5.4.20.0160.03414.44
5.4.10.0200.02714.44
5.4.00.0270.03414.22
5.3.290.0470.08014.65
5.3.280.0400.05714.63
5.3.270.0270.07014.74
5.3.260.0370.05014.60
5.3.250.0400.07014.74
5.3.240.0530.06014.64
5.3.230.0570.06714.59
5.3.220.0600.05714.54
5.3.210.0300.07014.67
5.3.200.0330.05014.73
5.3.190.0100.05314.66
5.3.180.0130.05314.68
5.3.170.0430.06014.56
5.3.160.0370.05314.73
5.3.150.0400.05014.61
5.3.140.0430.06714.58
5.3.130.0370.07314.77
5.3.120.0430.06714.68
5.3.110.0400.07014.59
5.3.100.0600.05014.09
5.3.90.0470.05014.13
5.3.80.0400.04314.19
5.3.70.0300.05714.12
5.3.60.0330.06014.05
5.3.50.0500.05714.12
5.3.40.0430.06313.97
5.3.30.0330.04313.96
5.3.20.0270.05313.79
5.3.10.0330.05013.68
5.3.00.0270.05713.66
5.2.170.0330.04711.25
5.2.160.0300.04711.25
5.2.150.0400.05011.22
5.2.140.0300.05311.25
5.2.130.0230.04311.14
5.2.120.0370.05311.21
5.2.110.0270.04311.16
5.2.100.0200.04311.31
5.2.90.0270.04311.21
5.2.80.0200.04711.20
5.2.70.0200.04711.22
5.2.60.0370.05311.07
5.2.50.0330.05311.09
5.2.40.0230.04711.12
5.2.30.0200.04311.03
5.2.20.0230.05310.98
5.2.10.0400.03711.08
5.2.00.0200.05310.82
5.1.60.0130.04010.00
5.1.50.0200.03710.20
5.1.40.0100.04310.10
5.1.30.0230.03310.33
5.1.20.0200.03710.41
5.1.10.0270.04310.19
5.1.00.0370.03710.27
5.0.50.0170.0238.55
5.0.40.0030.0338.60
5.0.30.0100.0478.25
5.0.20.0100.0278.27
5.0.10.0130.0308.31
5.0.00.0100.0478.19
4.4.90.0200.0175.96
4.4.80.0170.0175.93
4.4.70.0070.0305.90
4.4.60.0200.0235.93
4.4.50.0100.0305.89
4.4.40.0170.0335.86
4.4.30.0170.0305.87
4.4.20.0100.0235.96
4.4.10.0170.0205.98
4.4.00.0100.0375.99
4.3.110.0100.0235.82
4.3.100.0070.0235.83
4.3.90.0070.0275.79
4.3.80.0100.0375.91
4.3.70.0130.0235.87
4.3.60.0100.0235.79
4.3.50.0100.0235.76
4.3.40.0130.0335.78
4.3.30.0070.0235.67
4.3.20.0100.0175.67
4.3.10.0000.0305.67
4.3.00.0070.0236.89

preferences:
76.82 ms | 401 KiB | 5 Q