3v4l.org

run code in 300+ PHP versions simultaneously
<?php // a list of characters, including quotes $value = implode('', ['a', "'", 'b', '"', 'c', "\n", 'd', "\\", 'e']); echo("const value = " . json_encode($value) . ";\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)
8.4.120.0130.00725.81
8.4.110.0070.00518.89
8.4.100.0120.00917.72
8.4.90.0120.01019.68
8.4.80.0110.00917.83
8.4.70.0020.00617.52
8.4.60.0090.00718.46
8.4.50.0120.01117.51
8.4.40.0060.00319.46
8.4.30.0100.01018.78
8.4.20.0030.00619.80
8.4.10.0060.00323.76
8.3.250.0120.00618.65
8.3.240.0120.00616.44
8.3.230.0120.00716.79
8.3.220.0050.00417.34
8.3.210.0080.00516.54
8.3.200.0040.00516.44
8.3.190.0080.01018.63
8.3.180.0120.00616.31
8.3.170.0090.00017.21
8.3.160.0070.00016.54
8.3.150.0100.00317.17
8.3.140.0060.00318.93
8.3.130.0140.00418.35
8.3.120.0030.00618.83
8.3.110.0080.00018.36
8.3.100.0060.00318.27
8.3.90.0000.00826.77
8.3.80.0060.00316.63
8.3.70.0160.00016.58
8.3.60.0140.00416.50
8.3.50.0100.00718.31
8.3.40.0090.00919.83
8.3.30.0070.00718.42
8.3.20.0030.00524.18
8.3.10.0070.00024.66
8.3.00.0080.00026.16
8.2.290.0110.00820.58
8.2.280.0090.00624.05
8.2.270.0110.00716.46
8.2.260.0110.00718.64
8.2.250.0100.01016.57
8.2.240.0100.01017.19
8.2.230.0040.00420.94
8.2.220.0050.00324.06
8.2.210.0080.00026.77
8.2.200.0040.00418.29
8.2.190.0110.00416.61
8.2.180.0070.00725.92
8.2.170.0100.00322.96
8.2.160.0060.00922.96
8.2.150.0070.00025.66
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0040.00420.54
8.2.110.0100.00022.25
8.2.100.0070.00417.91
8.2.90.0040.00417.84
8.2.80.0000.00919.03
8.2.70.0030.00617.63
8.2.60.0050.00318.05
8.2.50.0000.00918.07
8.2.40.0080.00018.22
8.2.30.0060.00318.11
8.2.20.0000.00821.04
8.2.10.0040.00418.04
8.2.00.0050.00319.14
8.1.330.0100.00818.36
8.1.320.0110.00916.31
8.1.310.0120.00618.20
8.1.300.0180.00017.85
8.1.290.0090.00030.84
8.1.280.0070.01025.92
8.1.270.0080.00022.13
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00622.18
8.1.230.0040.00821.04
8.1.220.0080.00017.79
8.1.210.0050.00318.77
8.1.200.0040.00417.36
8.1.190.0040.00417.23
8.1.180.0090.00018.10
8.1.170.0040.00418.89
8.1.160.0070.00018.80
8.1.150.0080.00318.75
8.1.140.0000.00717.38
8.1.130.0040.00417.29
8.1.120.0110.00618.64
8.1.110.0110.00018.71
8.1.100.0120.00418.75
8.1.90.0130.00318.67
8.1.80.0100.00718.65
8.1.70.0090.00618.66
8.1.60.0110.00818.84
8.1.50.0130.01018.75
8.1.40.0130.00418.87
8.1.30.0100.00818.70
8.1.20.0150.00618.83
8.1.10.0170.00318.70
8.1.00.0080.01218.54
8.0.300.0000.00719.89
8.0.290.0040.00416.58
8.0.280.0080.00018.42
8.0.270.0000.00717.91
8.0.260.0030.00316.82
8.0.250.0090.00818.03
8.0.240.0050.01017.96
8.0.230.0120.00318.14
8.0.220.0120.00317.86
8.0.210.0080.00817.95
8.0.200.0050.00317.95
8.0.190.0110.00417.92
8.0.180.0050.01017.95
8.0.170.0100.00518.05
8.0.160.0110.00518.01
8.0.150.0120.00317.93
8.0.140.0150.00017.99
8.0.130.0100.00517.96
8.0.120.0140.00017.89
8.0.110.0120.00317.88
8.0.100.0080.00717.91
8.0.90.0140.00017.96
8.0.80.0090.00618.02
8.0.70.0140.00017.86
8.0.60.0120.00317.91
8.0.50.0080.00617.91
8.0.30.0100.00517.84
8.0.20.0120.00317.88
8.0.10.0110.00417.95
7.4.330.0150.00015.55
7.4.320.0160.00017.58
7.4.300.0100.00717.49
7.4.290.0170.00217.63
7.4.280.0120.00417.59
7.4.270.0090.00417.63
7.4.260.0060.01117.65
7.4.250.0080.00917.62
7.4.240.0050.01117.57
7.4.230.0100.00717.61
7.4.220.0130.00417.66
7.4.210.0080.00817.62
7.4.200.0130.00417.57
7.4.190.0120.00217.70
7.4.180.0100.00317.57
7.4.160.0060.00617.64
7.4.150.0130.00417.45
7.4.140.0130.00417.54
7.4.130.0080.00617.39
7.4.120.0160.00017.50
7.4.110.0080.00717.56
7.4.100.0150.00017.45
7.4.90.0090.00517.40
7.4.80.0130.00317.51
7.4.70.0110.00317.52
7.4.60.0090.00617.38
7.4.50.0070.00717.39
7.4.40.0070.00617.36
7.4.30.0110.00317.51
7.4.20.0060.00617.40
7.4.10.0120.00317.43
7.4.00.0130.00017.52

preferences:
29.4 ms | 403 KiB | 5 Q