3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Abc { public $a = 1; protected $b = 2; private $c = 3; } $resource = tmpfile(); echo "\nbool:\n"; var_dump((bool) null); var_dump((bool) false); var_dump((bool) true); var_dump((bool) 123); var_dump((bool) 123.456); var_dump((bool) ''); var_dump((bool) '123'); var_dump((bool) '123abc'); var_dump((bool) 'abc123'); var_dump((bool) array()); var_dump((bool) array(null)); var_dump((bool) array(123)); var_dump((bool) array(1, 2, 3)); var_dump((bool) new StdClass()); var_dump((bool) new Abc()); var_dump((bool) $resource); echo "\nint:\n"; var_dump((int) null); var_dump((int) false); var_dump((int) true); var_dump((int) 123); var_dump((int) 123.456); var_dump((int) ''); var_dump((int) '123'); var_dump((int) '123abc'); var_dump((int) 'abc123'); var_dump((int) array()); var_dump((int) array(null)); var_dump((int) array(123)); var_dump((int) array(1, 2, 3)); var_dump((int) new StdClass()); var_dump((int) new Abc()); var_dump((int) $resource); echo "\nfloat:\n"; var_dump((float) null); var_dump((float) false); var_dump((float) true); var_dump((float) 123); var_dump((float) 123.456); var_dump((float) ''); var_dump((float) '123'); var_dump((float) '123abc'); var_dump((float) 'abc123'); var_dump((float) array()); var_dump((float) array(null)); var_dump((float) array(123)); var_dump((float) array(1, 2, 3)); var_dump((float) new StdClass()); var_dump((float) new Abc()); var_dump((float) $resource); echo "\nstring:\n"; var_dump((string) null); var_dump((string) false); var_dump((string) true); var_dump((string) 123); var_dump((string) 123.456); var_dump((string) ''); var_dump((string) '123'); var_dump((string) '123abc'); var_dump((string) 'abc123'); var_dump((string) array()); var_dump((string) array(null)); var_dump((string) array(123)); var_dump((string) array(1, 2, 3)); //var_dump((string) new StdClass()); //var_dump((string) new Abc()); var_dump((string) $resource); echo "\narray:\n"; var_dump((array) null); var_dump((array) false); var_dump((array) true); var_dump((array) 123); var_dump((array) 123.456); var_dump((array) ''); var_dump((array) '123'); var_dump((array) '123abc'); var_dump((array) 'abc123'); var_dump((array) array()); var_dump((array) array(null)); var_dump((array) array(123)); var_dump((array) array(1, 2, 3)); var_dump((array) new StdClass()); var_dump((array) new Abc()); var_dump((array) $resource); echo "\nobject:\n"; var_dump((object) null); var_dump((object) false); var_dump((object) true); var_dump((object) 123); var_dump((object) 123.456); var_dump((object) ''); var_dump((object) '123'); var_dump((object) '123abc'); var_dump((object) 'abc123'); var_dump((object) array()); var_dump((object) array(null)); var_dump((object) array(123)); var_dump((object) array(1, 2, 3)); var_dump((object) new StdClass()); var_dump((object) new Abc()); var_dump((object) $resource);

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)
8.3.60.0040.01818.80
8.3.50.0140.00921.13
8.3.40.0080.00818.88
8.3.30.0040.01119.05
8.3.20.0040.00420.29
8.3.10.0040.00423.64
8.3.00.0090.00019.38
8.2.180.0060.01317.00
8.2.170.0080.00822.96
8.2.160.0070.00720.56
8.2.150.0030.00524.18
8.2.140.0000.00824.66
8.2.130.0090.00626.16
8.2.120.0000.00822.05
8.2.110.0040.00721.03
8.2.100.0080.00417.99
8.2.90.0030.00619.36
8.2.80.0040.00417.97
8.2.70.0000.00917.63
8.2.60.0000.00818.16
8.2.50.0000.00818.10
8.2.40.0040.00419.94
8.2.30.0080.00218.15
8.2.20.0050.00317.84
8.2.10.0000.00818.16
8.2.00.0040.00417.85
8.1.280.0180.00025.92
8.1.270.0060.00322.32
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0090.00023.88
8.1.230.0080.00417.46
8.1.220.0090.00017.77
8.1.210.0080.00018.77
8.1.200.0100.00017.47
8.1.190.0050.00317.36
8.1.180.0000.00918.10
8.1.170.0030.00518.78
8.1.160.0000.00822.12
8.1.150.0080.00019.00
8.1.140.0050.00517.63
8.1.130.0040.00417.47
8.1.120.0000.00717.61
8.1.110.0030.00617.58
8.1.100.0040.00417.56
8.1.90.0020.00517.64
8.1.80.0000.00817.54
8.1.70.0040.00417.48
8.1.60.0000.00817.57
8.1.50.0040.00417.61
8.1.40.0080.00017.63
8.1.30.0030.00617.60
8.1.20.0040.00417.68
8.1.10.0060.00317.68
8.1.00.0000.00817.66
8.0.300.0030.00618.77
8.0.290.0050.00316.88
8.0.280.0020.00518.55
8.0.270.0030.00317.36
8.0.260.0030.00316.86
8.0.250.0000.00717.13
8.0.240.0040.00417.14
8.0.230.0040.00417.16
8.0.220.0000.00817.07
8.0.210.0000.00717.07
8.0.200.0000.00717.09
8.0.190.0040.00417.05
8.0.180.0080.00016.96
8.0.170.0030.00517.06
8.0.160.0050.00217.00
8.0.150.0040.00417.02
8.0.140.0080.00017.02
8.0.130.0000.00713.54
8.0.120.0030.00517.00
8.0.110.0040.00417.08
8.0.100.0040.00417.06
8.0.90.0000.00817.10
8.0.80.0100.00717.10
8.0.70.0060.00317.06
8.0.60.0040.00416.93
8.0.50.0000.00717.11
8.0.30.0130.00817.17
8.0.20.0070.01417.43
8.0.10.0040.00417.05
8.0.00.0160.00816.92
7.4.330.0000.00815.02
7.4.320.0030.00316.70
7.4.300.0000.00716.66
7.4.290.0000.00716.66
7.4.280.0030.00616.70
7.4.270.0070.00016.71
7.4.260.0040.00416.64
7.4.250.0040.00416.54
7.4.240.0020.00516.68
7.4.230.0050.00216.64
7.4.220.0120.01216.74
7.4.210.0090.00616.73
7.4.200.0040.00416.47
7.4.160.0130.01016.82
7.4.150.0160.00317.40
7.4.140.0130.00817.86
7.4.130.0110.00816.68
7.4.120.0080.01116.72
7.4.110.0030.02016.66
7.4.100.0130.01016.59
7.4.90.0090.00916.73
7.4.80.0090.01219.39
7.4.70.0080.01316.75
7.4.60.0190.00316.69
7.4.50.0030.00616.50
7.4.40.0050.01516.74
7.4.30.0170.00716.73
7.4.00.0000.01615.33
7.3.330.0040.00213.49
7.3.320.0030.00313.44
7.3.310.0020.00516.51
7.3.300.0070.00016.39
7.3.290.0060.01016.47
7.3.280.0080.00816.45
7.3.270.0090.01317.40
7.3.260.0160.00316.38
7.3.250.0130.00716.57
7.3.240.0100.01016.64
7.3.230.0150.00916.53
7.3.210.0140.00716.47
7.3.200.0120.00619.39
7.3.190.0180.00216.49
7.3.180.0120.00616.41
7.3.170.0070.01116.52
7.3.160.0110.00816.57
7.3.10.0000.01316.75
7.3.00.0110.00416.36
7.2.330.0070.01216.64
7.2.320.0110.00716.80
7.2.310.0100.01416.59
7.2.300.0120.00716.84
7.2.290.0120.00916.84
7.2.130.0060.00616.80
7.2.120.0040.00916.93
7.2.110.0130.00816.31
7.2.100.0070.00716.50
7.2.90.0160.00016.75
7.2.80.0030.00816.51
7.2.70.0130.00016.93
7.2.60.0050.00916.88
7.2.50.0080.00816.91
7.2.40.0190.00416.65
7.2.30.0000.01417.02
7.2.20.0060.00616.46
7.2.10.0100.00616.84
7.2.00.0030.01118.04
7.1.250.0030.00915.86
7.1.200.0030.01215.57
7.1.100.0060.00618.18
7.1.70.0030.00517.19
7.1.60.0070.01819.32
7.1.50.0340.00334.93
7.1.00.0030.07722.57
7.0.200.0050.00516.73
7.0.140.0030.07322.18
7.0.100.0430.08720.15
7.0.90.0600.07320.14
7.0.80.0370.08020.03
7.0.70.0570.07720.13
7.0.60.0570.07719.89
7.0.50.0630.06720.41
7.0.40.0130.04320.07
7.0.30.0100.07319.95
7.0.20.0100.06320.19
7.0.10.0030.05020.13
7.0.00.0100.08720.17
5.6.250.0030.05020.87
5.6.240.0130.07020.73
5.6.230.0030.08320.73
5.6.220.0100.06020.57
5.6.210.0030.06720.52
5.6.200.0070.08021.11
5.6.190.0070.04321.10
5.6.180.0100.07721.22
5.6.170.0100.08021.13
5.6.160.0100.05721.07
5.6.150.0170.07321.11
5.6.140.0100.08321.04
5.6.130.0100.07721.11
5.6.120.0170.07321.14
5.6.110.0030.08321.10
5.6.100.0100.08021.04
5.6.90.0100.09021.05
5.6.80.0130.08020.57
5.6.70.0070.08020.36
5.6.60.0130.06720.32
5.6.50.0100.07020.61
5.6.40.0100.08020.42
5.6.30.0100.07320.42
5.6.20.0200.06020.36
5.6.10.0100.07020.40
5.6.00.0030.05020.52
5.5.380.0200.05720.43
5.5.370.0130.07020.41
5.5.360.0100.08020.38
5.5.350.0030.08720.47
5.5.340.0070.08320.96
5.5.330.0170.07020.90
5.5.320.0030.05320.89
5.5.310.0070.08020.94
5.5.300.0130.05720.86
5.5.290.0030.07320.94
5.5.280.0130.07020.88
5.5.270.0030.05720.97
5.5.260.0100.07720.95
5.5.250.0100.08020.75
5.5.240.0070.08020.24
5.5.230.0170.07020.32
5.5.220.0070.07720.30
5.5.210.0130.07320.34
5.5.200.0070.08020.14
5.5.190.0170.06720.33
5.5.180.0030.08720.29
5.5.160.0100.07020.22
5.5.150.0100.08020.21
5.5.140.0130.07320.31
5.5.130.0070.08020.23
5.5.120.0070.04720.20
5.5.110.0070.08020.32
5.5.100.0130.07320.14
5.5.90.0170.06319.96
5.5.80.0000.05020.09
5.5.70.0030.09020.21
5.5.60.0100.07320.17
5.5.50.0130.04020.02
5.5.40.0070.07320.11
5.5.30.0070.04020.17
5.5.20.0130.07020.13
5.5.10.0130.06720.06
5.5.00.0100.07720.00
5.4.450.0030.05319.56
5.4.440.0100.07719.25
5.4.430.0130.07319.48
5.4.420.0100.07319.42
5.4.410.0100.06719.40
5.4.400.0000.08019.14
5.4.390.0070.08019.10
5.4.380.0100.07318.88
5.4.370.0030.08018.91
5.4.360.0030.07318.88
5.4.350.0130.07319.04
5.4.340.0070.07718.91
5.4.320.0170.07318.95
5.4.310.0100.07018.88
5.4.300.0170.06319.14
5.4.290.0130.06319.25
5.4.280.0100.07318.88
5.4.270.0070.08019.23
5.4.260.0130.07018.89
5.4.250.0130.07019.04
5.4.240.0070.03719.12
5.4.230.0070.06319.13
5.4.220.0130.07019.18
5.4.210.0000.08018.95
5.4.200.0000.08319.16
5.4.190.0070.06019.12
5.4.180.0100.07719.04
5.4.170.0070.05318.93
5.4.160.0100.06318.86
5.4.150.0070.07718.88
5.4.140.0070.07716.57
5.4.130.0030.05316.40
5.4.120.0030.07316.50
5.4.110.0070.07316.57
5.4.100.0030.07016.52
5.4.90.0070.07716.54
5.4.80.0100.06716.43
5.4.70.0070.07016.40
5.4.60.0100.06716.37
5.4.50.0100.07016.51
5.4.40.0130.07016.46
5.4.30.0130.06016.44
5.4.20.0030.07016.46
5.4.10.0170.05316.52
5.4.00.0070.06015.90

preferences:
37.97 ms | 401 KiB | 5 Q