3v4l.org

run code in 300+ PHP versions simultaneously
<?php class ToString { public function __toString() { return 'baz'; } } $handle = fopen("php://memory", "r"); var_dump((string) 5); var_dump((string) 1.5); var_dump((string) 'foo'); var_dump((string) null); var_dump((string) true); var_dump((string) false); var_dump((string) new ToString()); var_dump((string) $handle); var_dump((string) new \stdClass);

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)
8.3.70.0070.01316.61
8.3.60.0150.00016.38
8.3.50.0120.00922.05
8.3.40.0080.00818.58
8.3.30.0110.00418.80
8.3.20.0000.00720.33
8.3.10.0000.00821.89
8.3.00.0030.00519.51
8.2.180.0100.01018.41
8.2.170.0040.01122.96
8.2.160.0070.01320.58
8.2.150.0030.00624.18
8.2.140.0080.00024.66
8.2.130.0040.00420.50
8.2.120.0090.00026.35
8.2.110.0030.00722.19
8.2.100.0080.00417.82
8.2.90.0050.00319.17
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0040.00418.04
8.2.50.0040.00418.07
8.2.40.0030.00519.21
8.2.30.0040.00420.68
8.2.20.0050.00617.85
8.2.10.0070.00018.05
8.2.00.0040.00418.09
8.1.280.0120.00325.92
8.1.270.0030.00623.92
8.1.260.0080.00028.09
8.1.250.0070.00028.09
8.1.240.0030.00624.01
8.1.230.0040.00717.42
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0090.00017.25
8.1.190.0040.00417.66
8.1.180.0000.00718.10
8.1.170.0000.00818.50
8.1.160.0040.00421.92
8.1.150.0070.00018.89
8.1.140.0000.00819.49
8.1.130.0040.00417.57
8.1.120.0070.00017.38
8.1.110.0000.00717.43
8.1.100.0000.00817.36
8.1.90.0040.00417.44
8.1.80.0050.00217.44
8.1.70.0000.00717.38
8.1.60.0000.00917.46
8.1.50.0000.00817.44
8.1.40.0000.00817.52
8.1.30.0000.00817.58
8.1.20.0060.00317.62
8.1.10.0070.00017.62
8.1.00.0030.00617.46
8.0.300.0080.00018.77
8.0.290.0000.00716.75
8.0.280.0000.00718.52
8.0.270.0030.00317.33
8.0.260.0000.00617.27
8.0.250.0030.00317.09
8.0.240.0000.00817.10
8.0.230.0040.00417.03
8.0.220.0040.00416.93
8.0.210.0000.00717.00
8.0.200.0050.00317.07
8.0.190.0000.00716.97
8.0.180.0040.00416.95
8.0.170.0020.00517.06
8.0.160.0000.00716.97
8.0.150.0000.01016.91
8.0.140.0070.00016.85
8.0.130.0030.00313.44
8.0.120.0000.00816.97
8.0.110.0040.00417.02
8.0.100.0000.00716.97
8.0.90.0060.00317.07
8.0.80.0130.00316.90
8.0.70.0050.00216.95
8.0.60.0070.00016.91
8.0.50.0070.00017.03
8.0.30.0130.00617.22
8.0.20.0120.00717.40
8.0.10.0020.00517.14
8.0.00.0150.00416.88
7.4.330.0060.00016.70
7.4.320.0040.00416.61
7.4.300.0000.00616.64
7.4.290.0070.00016.56
7.4.280.0030.00616.58
7.4.270.0030.00416.47
7.4.260.0000.00716.59
7.4.250.0040.00316.61
7.4.240.0040.00416.48
7.4.230.0000.00716.57
7.4.220.0170.00716.47
7.4.210.0030.01016.56
7.4.200.0000.00716.68
7.4.160.0080.00816.56
7.4.150.0100.00717.40
7.4.140.0060.01317.86
7.4.130.0060.01216.51
7.4.120.0130.00616.46
7.4.110.0110.00716.49
7.4.100.0040.01516.49
7.4.90.0100.01016.49
7.4.80.0090.00919.39
7.4.70.0080.00816.58
7.4.60.0030.01316.57
7.4.50.0020.01316.70
7.4.40.0070.01016.47
7.4.30.0100.00716.57
7.4.00.0030.01414.84
7.3.330.0000.00613.49
7.3.320.0030.00313.23
7.3.310.0070.00016.46
7.3.300.0030.00316.29
7.3.290.0040.01116.40
7.3.280.0050.01216.40
7.3.270.0090.00917.40
7.3.260.0140.01016.28
7.3.250.0150.00716.51
7.3.240.0130.01016.52
7.3.230.0070.01116.39
7.3.210.0040.01216.50
7.3.200.0070.01016.37
7.3.190.0140.00316.45
7.3.180.0070.01016.46
7.3.170.0090.00916.42
7.3.160.0090.00916.31
7.3.10.0090.00216.59
7.3.00.0060.00816.48
7.2.330.0110.00716.47
7.2.320.0100.00716.78
7.2.310.0080.00816.50
7.2.300.0090.00916.30
7.2.290.0100.00716.60
7.2.130.0030.01016.74
7.2.120.0080.00716.62
7.2.110.0050.00916.53
7.2.100.0050.00916.59
7.2.90.0060.00816.72
7.2.80.0070.00516.71
7.2.70.0040.00816.51
7.2.60.0040.00916.67
7.2.50.0110.00416.38
7.2.40.0050.01016.57
7.2.30.0040.01116.73
7.2.20.0100.00316.75
7.2.10.0050.00916.82
7.2.00.0060.00617.42
7.1.250.0030.00715.71
7.1.200.0000.01115.52
7.1.100.0030.01018.24
7.1.70.0040.00817.02
7.1.60.0140.01119.36
7.1.50.0090.01517.04
7.1.00.0000.08022.35
7.0.200.0000.01116.76
7.0.60.0130.07719.95
7.0.50.0100.06717.88
7.0.40.0030.04720.27
7.0.30.0230.06320.09
7.0.20.0200.04320.10
7.0.10.0070.08720.24
7.0.00.0030.04720.12
5.6.280.0030.03720.86
5.6.210.0100.06720.55
5.6.200.0030.08318.19
5.6.190.0030.04720.57
5.6.180.0330.06720.65
5.6.170.0270.03720.50
5.6.160.0070.08320.47
5.6.150.0100.07718.18
5.6.140.0070.08018.19
5.6.130.0170.05018.15
5.6.120.0030.06021.14
5.6.110.0170.06321.15
5.6.100.0100.05320.99
5.6.90.0070.05320.93
5.6.80.0070.06320.48
5.5.350.0400.06020.43
5.5.340.0100.05017.96
5.5.330.0100.04020.27
5.5.320.0130.06020.51
5.5.310.0100.04720.43
5.5.300.0070.07718.08
5.5.290.0070.08317.98
5.5.280.0000.04320.73
5.5.270.0030.07020.77
5.5.260.0030.04320.76
5.5.250.0030.06720.46
5.5.240.0230.07720.37

preferences:
48.65 ms | 401 KiB | 5 Q