3v4l.org

run code in 300+ PHP versions simultaneously
<?php define(TRUE, false); define(FALSE, true); var_dump(true); var_dump(TRUE); var_dump(constant('TRUE')); var_dump(constant('true')); var_dump( true === TRUE ); echo constant("TEST"); var_dump(get_defined_constants(1));

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)
8.3.60.0070.01118.32
8.3.50.0150.00321.93
8.3.40.0060.00818.64
8.3.30.0140.00018.70
8.3.20.0000.00818.71
8.3.10.0040.00420.23
8.3.00.0070.00419.38
8.2.180.0140.00016.88
8.2.170.0120.00322.96
8.2.160.0070.00722.13
8.2.150.0040.00424.18
8.2.140.0070.00424.66
8.2.130.0030.00526.16
8.2.120.0000.00819.83
8.2.110.0090.00022.09
8.2.100.0080.00417.91
8.2.90.0070.00019.05
8.2.80.0040.00417.97
8.2.70.0080.00017.47
8.2.60.0050.00317.79
8.2.50.0040.00418.07
8.2.40.0000.00818.16
8.2.30.0040.00419.72
8.2.20.0000.00717.72
8.2.10.0050.00217.68
8.2.00.0000.00817.68
8.1.280.0240.00325.92
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0000.00828.09
8.1.240.0070.00322.32
8.1.230.0110.00021.03
8.1.220.0030.00518.77
8.1.210.0060.00318.84
8.1.200.0090.00017.35
8.1.190.0020.00517.28
8.1.180.0060.00318.10
8.1.170.0040.00418.80
8.1.160.0080.00018.74
8.1.150.0040.00418.53
8.1.140.0050.00217.39
8.1.130.0030.00317.77
8.1.120.0000.00717.34
8.1.110.0030.00517.35
8.1.100.0040.00317.32
8.1.90.0000.00817.29
8.1.80.0040.00417.36
8.1.70.0070.00017.27
8.1.60.0080.00017.40
8.1.50.0040.00417.34
8.1.40.0030.00617.46
8.1.30.0000.00817.59
8.1.20.0000.00817.55
8.1.10.0000.00817.58
8.1.00.0040.00417.49
8.0.300.0020.00519.89
8.0.290.0050.00216.88
8.0.280.0030.00318.39
8.0.270.0040.00417.20
8.0.260.0030.00316.75
8.0.250.0040.00416.99
8.0.240.0070.00417.03
8.0.230.0030.00716.94
8.0.220.0030.00316.77
8.0.210.0050.00216.80
8.0.200.0030.00316.80
8.0.190.0000.00716.96
8.0.180.0000.00716.91
8.0.170.0080.00016.73
8.0.160.0000.00816.78
8.0.150.0040.00416.80
8.0.140.0040.00416.92
8.0.130.0060.00013.22
8.0.120.0000.00816.74
8.0.110.0050.00516.77
8.0.100.0020.00516.79
8.0.90.0040.00416.88
8.0.80.0040.01716.79
8.0.70.0040.00416.90
8.0.60.0040.00416.78
8.0.50.0040.00416.82
8.0.30.0170.00516.82
8.0.20.0100.01317.40
8.0.10.0000.00717.01
8.0.00.0120.01016.63
7.4.330.0070.00014.71
7.4.320.0040.00416.41
7.4.300.0070.00016.32
7.4.290.0060.00316.44
7.4.280.0040.00816.40
7.4.270.0100.00016.36
7.4.260.0000.01113.20
7.4.250.0090.00316.41
7.4.240.0100.00016.43
7.4.230.0070.00316.43
7.4.220.0190.01316.52
7.4.210.0150.01416.46
7.4.200.0100.00016.44
7.4.190.0030.00616.47
7.4.160.0280.01816.49
7.4.150.0160.01817.40
7.4.140.0330.01017.16
7.4.130.0140.02416.49
7.4.120.0290.00916.51
7.4.110.0170.01716.39
7.4.100.0230.01316.43
7.4.90.0220.01616.34
7.4.80.0130.01919.03
7.4.70.0200.01716.34
7.4.60.0110.01816.37
7.4.50.0100.00316.55
7.4.40.0130.01022.27
7.4.30.0140.01716.45
7.4.00.0070.01414.75
7.3.330.0080.00013.14
7.3.320.0040.00412.97
7.3.310.0060.00316.21
7.3.300.0030.00616.28
7.3.290.0160.01616.29
7.3.280.0130.01416.24
7.3.270.0290.02217.40
7.3.260.0310.01118.24
7.3.250.0250.02016.40
7.3.240.0320.01416.30
7.3.230.0220.01916.45
7.3.210.0260.01716.20
7.3.200.0130.01919.39
7.3.190.0340.00316.25
7.3.180.0160.01516.22
7.3.170.0140.02116.27
7.3.160.0130.02516.44
7.3.120.0130.01014.95
7.2.330.0350.00716.71
7.2.320.0160.01616.34
7.2.310.0170.01416.35
7.2.300.0190.01216.21
7.2.290.0220.01016.54
7.2.60.0090.00916.80
7.2.00.0030.01319.23
7.1.200.0030.01715.70
7.1.100.0040.01218.13
7.1.70.0060.00617.00
7.1.60.0130.02319.40
7.1.50.0160.01316.69
7.1.00.0130.07322.24
7.0.200.0790.00614.77
5.6.280.0170.06721.15
5.4.440.2770.04019.41
5.4.430.3000.03719.44
5.4.410.2970.03719.28
5.4.390.2630.04018.93
5.4.380.2730.04319.06
5.4.370.3400.04319.13
5.4.360.3000.03718.81
5.4.340.0130.06318.87
5.4.310.0130.05719.07
5.4.300.3300.04019.22
5.4.290.3330.04318.93
5.4.280.0200.07019.08
5.4.270.0070.05719.09
5.4.260.0200.06019.21
5.4.250.1930.04319.07
5.4.240.3030.04019.09
5.4.230.0130.05319.08
5.4.220.3030.03719.24
5.4.210.3070.03719.04
5.4.200.2670.03719.13
5.4.190.3170.04318.91
5.4.180.0070.05719.04
5.4.170.0170.05719.02
5.4.160.0230.06719.01
5.4.150.2570.04719.13
5.4.140.2470.03316.41
5.4.130.2570.03716.41
5.4.120.0130.05716.48
5.4.110.2730.03316.50
5.4.100.2770.03016.36
5.4.90.2730.04016.44
5.4.80.2800.03316.32
5.4.70.2800.03316.24
5.4.60.2700.04016.44
5.4.50.0100.05316.31
5.4.40.0270.06716.09
5.4.30.0230.04716.43
5.4.20.0200.03716.43
5.4.10.0270.03016.20
5.4.00.0430.04715.78
5.3.290.0430.03714.69
5.3.280.0400.04314.63
5.3.270.0530.05714.75
5.3.260.0330.05714.68
5.3.250.0500.06314.73
5.3.240.0230.07714.58
5.3.230.0200.05014.56
5.3.220.0300.07014.58
5.3.210.0270.03714.51
5.3.200.0170.04014.61
5.3.190.0070.07314.68
5.3.180.0270.04314.68
5.3.170.0370.06014.59
5.3.160.0170.06314.52
5.3.150.0230.04714.42
5.3.140.0500.04314.40
5.3.130.0270.07014.51
5.3.120.0230.07314.57
5.3.110.0300.02714.43
5.3.100.0070.05714.17
5.3.90.0200.05714.24
5.3.80.0200.03714.14
5.3.70.0170.04314.00
5.3.60.0270.04713.88
5.3.50.0230.06313.98
5.3.40.0100.04313.97
5.3.30.0330.04014.04
5.3.20.0230.07013.72
5.3.10.0200.06313.55
5.3.00.0270.06313.76

preferences:
43.27 ms | 401 KiB | 5 Q