3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test{ const ABC♥ = "alphabet"; } $class = new ReflectionClass("Test"); $bad_char = "♥"; $constant = "ABC♥"; if ( $class->getConstant( $constant ) ) { if ( mb_strpos( $constant, $bad_char) !== false ) { trigger_error( "$bad_char in $constant" ); } }

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)
8.3.60.0070.01016.74
8.3.50.0080.00822.93
8.3.40.0040.01118.73
8.3.30.0030.01019.12
8.3.20.0080.00020.11
8.3.10.0020.00523.48
8.3.00.0000.00817.46
8.2.180.0150.00018.54
8.2.170.0070.01022.96
8.2.160.0140.00020.24
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0150.00426.16
8.2.120.0040.00420.89
8.2.110.0120.00922.11
8.2.100.0070.00417.91
8.2.90.0000.00819.17
8.2.80.0000.00817.97
8.2.70.0030.00517.63
8.2.60.0030.00517.93
8.2.50.0050.00318.07
8.2.40.0030.00518.34
8.2.30.0030.00518.12
8.2.20.0040.00417.68
8.2.10.0070.00018.04
8.2.00.0040.00417.80
8.1.280.0070.00725.92
8.1.270.0000.00822.05
8.1.260.0000.00826.35
8.1.250.0000.00728.09
8.1.240.0060.00323.96
8.1.230.0100.00019.22
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0030.00616.88
8.1.190.0040.00417.13
8.1.180.0080.00018.10
8.1.170.0000.01218.51
8.1.160.0040.00421.99
8.1.150.0000.00818.88
8.1.140.0070.00017.44
8.1.130.0040.00417.76
8.1.120.0000.00717.41
8.1.110.0040.00417.39
8.1.100.0040.00317.29
8.1.90.0040.00417.42
8.1.80.0000.00717.39
8.1.70.0000.00717.23
8.1.60.0000.00817.52
8.1.50.0000.00817.55
8.1.40.0040.00417.57
8.1.30.0000.00917.69
8.1.20.0000.00717.69
8.1.10.0050.00217.52
8.1.00.0000.00717.46
8.0.300.0040.00418.77
8.0.290.0000.00716.88
8.0.280.0030.00318.53
8.0.270.0030.00317.35
8.0.260.0030.00317.32
8.0.250.0000.00716.97
8.0.240.0000.00717.07
8.0.230.0000.00717.07
8.0.220.0070.00017.08
8.0.210.0000.00716.92
8.0.200.0000.00617.07
8.0.190.0040.00417.07
8.0.180.0000.00817.05
8.0.170.0000.00817.10
8.0.160.0040.00417.01
8.0.150.0030.00716.91
8.0.140.0060.00516.94
8.0.130.0000.00613.37
8.0.120.0080.00016.96
8.0.110.0030.00316.99
8.0.100.0050.00217.07
8.0.90.0070.00016.95
8.0.80.0090.00616.98
8.0.70.0000.00716.94
8.0.60.0050.00316.86
8.0.50.0060.00317.08
8.0.30.0080.01516.96
8.0.20.0080.01017.40
8.0.10.0060.00316.99
8.0.00.0060.01116.72
7.4.330.0000.00615.00
7.4.320.0030.00316.41
7.4.300.0040.00416.58
7.4.290.0070.00016.63
7.4.280.0000.00716.57
7.4.270.0040.00416.62
7.4.260.0000.00816.57
7.4.250.0000.00816.54
7.4.240.0050.00216.55
7.4.230.0030.00316.66
7.4.220.0140.01116.53
7.4.210.0100.00316.46
7.4.200.0040.00416.61
7.4.160.0090.00916.49
7.4.150.0060.01217.40
7.4.140.0110.01117.86
7.4.130.0100.00716.45
7.4.120.0070.01316.54
7.4.110.0090.01316.65
7.4.100.0070.01516.37
7.4.90.0100.00716.45
7.4.80.0130.01019.39
7.4.70.0030.01316.37
7.4.60.0100.00716.65
7.4.50.0080.00016.41
7.4.40.0090.00616.67
7.4.30.0190.00416.46
7.4.00.0060.00615.13
7.3.330.0060.00313.23
7.3.320.0050.00013.41
7.3.310.0030.00316.24
7.3.300.0070.00016.34
7.3.290.0040.01116.43
7.3.280.0140.00616.39
7.3.270.0100.00717.40
7.3.260.0100.00716.36
7.3.250.0100.01016.46
7.3.240.0100.00716.59
7.3.230.0120.00616.49
7.3.210.0160.00016.42
7.3.200.0120.00619.39
7.3.190.0110.00716.56
7.3.180.0030.01316.57
7.3.170.0160.00016.45
7.3.160.0130.00316.44
7.3.10.0020.01316.62
7.3.00.0080.00616.47
7.2.330.0030.01416.59
7.2.320.0090.00916.60
7.2.310.0250.01916.43
7.2.300.0060.00916.61
7.2.290.0130.00316.42
7.2.130.0050.00916.84
7.2.120.0070.00916.79
7.2.110.0080.00716.68
7.2.100.0040.01016.61
7.2.90.0080.00716.94
7.2.80.0090.00716.79
7.2.70.0000.01117.00
7.2.60.0060.01016.96
7.2.50.0040.01016.96
7.2.40.0020.01317.09
7.2.30.0090.00816.90
7.2.20.0080.00517.04
7.2.10.0050.00716.89
7.2.00.0030.01017.71
7.1.250.0050.01015.73
7.1.100.0040.00718.28
7.1.70.0000.00917.13
7.1.60.0030.02219.40
7.1.50.0090.01517.10
7.1.00.0100.07022.29
7.0.200.0030.00915.03
7.0.140.0000.07721.92
7.0.60.0100.08020.07
7.0.50.0030.06717.98
7.0.40.0070.08320.22
7.0.30.0400.04720.30
7.0.20.0200.03720.22
7.0.10.0030.04720.09
7.0.00.0130.07020.18
5.6.280.0030.07320.89
5.6.210.0030.09020.59
5.6.200.0030.08018.18
5.6.190.0000.04720.60
5.6.180.0270.06020.47
5.6.170.0230.08020.47
5.6.160.0200.07020.54
5.6.150.0070.08318.14
5.6.140.0170.06718.28
5.6.130.0130.07318.18
5.6.120.0000.04321.00
5.6.110.0030.07020.98
5.6.100.0100.04721.08
5.6.90.0130.06721.02
5.6.80.0070.08020.38
5.5.350.0030.08320.32
5.5.340.0030.05318.02
5.5.330.0030.04020.13
5.5.320.0030.08720.32
5.5.310.0270.07020.25
5.5.300.0070.03718.08
5.5.290.0100.04317.98
5.5.280.0100.06720.78
5.5.270.0070.04720.86
5.5.260.0070.08020.75
5.5.250.0170.07720.58
5.5.240.0230.07320.26
5.4.450.0470.04719.41
5.4.440.0170.04719.46
5.4.430.0270.04719.54
5.4.420.0330.04019.46
5.4.410.0130.04719.35
5.4.400.0600.03318.87
5.4.390.0300.03318.98
5.4.380.0300.05318.69
5.4.370.0270.04718.73
5.4.360.0200.05018.53
5.4.350.0230.05318.46
5.4.340.0230.07318.64
5.4.320.0090.04112.50
5.4.310.0050.04212.49
5.4.300.0100.05412.50
5.4.290.0090.05612.49
5.4.280.0140.07012.39
5.4.270.0070.05812.39
5.4.260.0110.05112.39
5.4.250.0110.05012.39
5.4.240.0050.05212.39
5.4.230.0060.04612.38
5.4.220.0060.05312.38
5.4.210.0140.04512.38
5.4.200.0060.03912.38
5.4.190.0080.03312.38
5.4.180.0060.03712.38
5.4.170.0080.03612.39
5.4.160.0110.03512.39
5.4.150.0060.03912.38
5.4.140.0050.04012.07
5.4.130.0070.03512.05
5.4.120.0060.03712.02
5.4.110.0070.03512.01
5.4.100.0110.03012.01
5.4.90.0070.04812.01
5.4.80.0060.04012.01
5.4.70.0060.04412.00
5.4.60.0050.03612.00
5.4.50.0030.03812.00
5.4.40.0100.03012.00
5.4.30.0060.03511.99
5.4.20.0070.03511.99
5.4.10.0080.03211.99
5.4.00.0090.04211.48
5.3.290.0090.07212.80
5.3.280.0120.05012.71
5.3.270.0040.05712.72
5.3.260.0070.05412.72
5.3.250.0120.07312.72
5.3.240.0110.05312.72
5.3.230.0150.06712.71
5.3.220.0060.03812.68
5.3.210.0070.04512.68
5.3.200.0080.04412.68
5.3.190.0050.04112.68
5.3.180.0060.03912.68
5.3.170.0060.03612.67
5.3.160.0070.04012.67
5.3.150.0060.04012.67
5.3.140.0110.03212.66
5.3.130.0060.04212.66
5.3.120.0040.04212.65
5.3.110.0080.03912.66
5.3.100.0080.03412.12
5.3.90.0080.04212.09
5.3.80.0100.03712.08
5.3.70.0120.06712.09
5.3.60.0080.04112.07
5.3.50.0070.03712.03
5.3.40.0050.03812.02
5.3.30.0060.03911.98
5.3.20.0020.03911.76
5.3.10.0070.04011.72
5.3.00.0030.04011.71
5.2.170.0050.0309.21
5.2.160.0040.0319.21
5.2.150.0030.0329.21
5.2.140.0100.0379.21
5.2.130.0060.0419.17
5.2.120.0060.0409.17
5.2.110.0040.0409.18
5.2.100.0030.0409.17
5.2.90.0050.0399.17
5.2.80.0050.0429.17
5.2.70.0060.0339.16
5.2.60.0080.0289.12
5.2.50.0050.0309.09
5.2.40.0080.0319.07
5.2.30.0050.0379.04
5.2.20.0050.0319.03
5.2.10.0060.0358.94
5.2.00.0040.0388.80
5.1.60.0070.0248.08
5.1.50.0050.0288.07
5.1.40.0050.0238.06
5.1.30.0050.0338.41
5.1.20.0060.0258.43
5.1.10.0050.0258.15
5.1.00.0040.0258.16
5.0.50.0030.0206.64
5.0.40.0040.0196.49
5.0.30.0050.0306.31
5.0.20.0050.0176.27
5.0.10.0040.0196.25
5.0.00.0010.0336.24
4.4.90.0050.0134.78
4.4.80.0030.0184.76
4.4.70.0020.0164.75
4.4.60.0030.0174.75
4.4.50.0020.0164.77
4.4.40.0020.0264.71
4.4.30.0020.0164.76
4.4.20.0010.0184.84
4.4.10.0000.0184.85
4.4.00.0040.0244.76
4.3.110.0020.0164.67
4.3.100.0020.0154.67
4.3.90.0030.0144.64
4.3.80.0020.0254.59
4.3.70.0030.0144.63
4.3.60.0010.0164.63
4.3.50.0020.0164.63
4.3.40.0030.0244.54
4.3.30.0010.0163.30
4.3.20.0010.0173.28
4.3.10.0020.0153.24
4.3.00.0070.01715.98

preferences:
38.3 ms | 401 KiB | 5 Q