3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo json_encode('foo');

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)
8.3.40.0100.01018.63
8.3.30.0090.00918.73
8.3.20.0110.00420.16
8.3.10.0030.00620.91
8.3.00.0060.00724.50
8.2.170.0130.00322.96
8.2.160.0060.00919.16
8.2.150.0080.00024.18
8.2.140.0030.00624.66
8.2.130.0070.00622.96
8.2.120.0060.00727.22
8.2.110.0060.00823.73
8.2.100.0070.00822.93
8.2.90.0110.00424.50
8.2.80.0040.00823.03
8.2.70.0080.00523.00
8.2.60.0130.00221.60
8.2.50.0040.00823.09
8.2.40.0100.00425.21
8.2.30.0070.00523.63
8.2.20.0090.00223.05
8.2.10.0080.00323.01
8.2.00.0040.00822.97
8.1.270.0070.01021.98
8.1.260.0070.00627.22
8.1.250.0050.00828.09
8.1.240.0070.00525.25
8.1.230.0070.00624.42
8.1.220.0070.00522.91
8.1.210.0050.00623.59
8.1.200.0000.01222.59
8.1.190.0060.00622.53
8.1.180.0050.00723.09
8.1.170.0070.00323.30
8.1.160.0060.00523.50
8.1.150.0040.00423.42
8.1.140.0020.00623.76
8.1.130.0040.00423.45
8.1.120.0040.00322.66
8.1.110.0060.00222.68
8.1.100.0030.00522.65
8.1.90.0050.00519.99
8.1.80.0070.00122.70
8.1.70.0020.00622.66
8.1.60.0030.00522.71
8.1.50.0080.00420.00
8.1.40.0010.00722.73
8.1.30.0040.00422.73
8.1.20.0020.00622.79
8.1.10.0040.00422.71
8.1.00.0070.00122.72
8.0.300.0040.00523.99
8.0.290.0080.00022.36
8.0.280.0040.00323.18
8.0.270.0070.00022.64
8.0.260.0060.00223.53
8.0.250.0050.00222.43
8.0.240.0040.00422.48
8.0.230.0050.00322.40
8.0.220.0040.00422.36
8.0.210.0060.00222.42
8.0.200.0020.00722.44
8.0.190.0050.00422.43
8.0.180.0040.00522.38
8.0.170.0000.00822.38
8.0.160.0040.00422.42
8.0.150.0040.00422.35
8.0.140.0050.00322.35
8.0.130.0030.00320.62
8.0.120.0090.00119.29
8.0.110.0070.00219.25
8.0.100.0070.00218.63
8.0.90.0060.00318.24
8.0.80.0030.00718.24
8.0.70.0050.00418.63
8.0.60.0050.00418.61
8.0.50.0020.00718.65
8.0.30.0100.00617.80
8.0.20.0110.00717.89
8.0.10.0060.00718.35
8.0.00.0100.00518.07
7.4.330.0060.00421.82
7.4.320.0120.00022.29
7.4.300.0070.00522.19
7.4.290.0070.00522.27
7.4.280.0090.00322.21
7.4.270.0070.00522.19
7.4.260.0080.00422.22
7.4.250.0090.00219.14
7.4.240.0100.00319.18
7.4.230.0080.00318.51
7.4.220.0090.00418.09
7.4.210.0110.00418.00
7.4.200.0070.00418.53
7.4.190.0110.00418.47
7.4.180.0100.00418.47
7.4.160.0100.00517.61
7.4.150.0100.00618.00
7.4.140.0080.00817.96
7.4.130.0100.00617.70
7.4.120.0100.00717.48
7.4.110.0080.00617.74
7.4.100.0100.00517.76
7.4.90.0120.00617.69
7.4.80.0070.00818.22
7.4.70.0120.00617.77
7.4.60.0130.00417.74
7.4.50.0090.00517.69
7.4.40.0080.00617.69
7.4.30.0120.00517.72
7.4.20.0120.00517.98
7.4.10.0090.00518.05
7.4.00.0120.00617.52
7.3.330.0160.00420.57
7.3.320.0090.00317.99
7.3.310.0100.00219.02
7.3.300.0110.00318.31
7.3.290.0100.00317.36
7.3.280.0070.00816.78
7.3.270.0090.00617.82
7.3.260.0100.00517.44
7.3.250.0090.00717.24
7.3.240.0080.00817.22
7.3.230.0090.00717.61
7.3.220.0130.00317.85
7.3.210.0170.00417.48
7.3.200.0120.00617.50
7.3.190.0100.00617.53
7.3.180.0140.00417.56
7.3.170.0120.00417.52
7.3.160.0110.00617.50
7.3.150.0090.00517.77
7.3.140.0100.00617.75
7.3.130.0110.00417.81
7.3.120.0090.00417.76
7.3.110.0080.00817.74
7.3.100.0100.00517.23
7.3.90.0090.00517.45
7.3.80.0120.00417.25
7.3.70.0080.00517.38
7.3.60.0090.00417.44
7.3.50.0050.01017.41
7.3.40.0080.00517.31
7.3.30.0110.00217.40
7.3.20.0080.00518.04
7.3.10.0090.00517.98
7.3.00.0080.00718.00
7.2.340.0090.00717.92
7.2.330.0090.00617.69
7.2.320.0080.00717.64
7.2.310.0100.00517.70
7.2.300.0080.00617.71
7.2.290.0120.00617.67
7.2.280.0110.00317.94
7.2.270.0120.00617.86
7.2.260.0110.00617.91
7.2.250.0140.00717.92
7.2.240.0130.00417.88
7.2.230.0110.00617.39
7.2.220.0120.00617.40
7.2.210.0110.00517.45
7.2.200.0130.00517.50
7.2.190.0100.00817.41
7.2.180.0110.00817.50
7.2.170.0110.00517.48
7.2.160.0100.00717.53
7.2.150.0140.00518.14
7.2.140.0160.00618.18
7.2.130.0140.00418.32
7.2.120.0120.00518.29
7.2.110.0120.00818.24
7.2.100.0130.00418.17
7.2.90.0110.00518.21
7.2.80.0070.00917.96
7.2.70.0100.00617.91
7.2.60.0110.00717.85
7.2.50.0090.00917.82
7.2.40.0140.00317.91
7.2.30.0110.00618.00
7.2.20.0130.00317.99
7.2.10.0120.00717.95
7.2.00.0080.00817.98
7.1.330.0050.00818.05
7.1.320.0070.00717.40
7.1.310.0090.00417.39
7.1.300.0070.00717.37
7.1.290.0090.00517.32
7.1.280.0100.00517.34
7.1.270.0090.00517.27
7.1.260.0190.00717.25
7.1.250.0110.00617.26
7.1.240.0120.00617.27
7.1.230.0100.00717.29
7.1.220.0140.00617.25
7.1.210.0140.00917.30
7.1.200.0090.00517.02
7.1.190.0080.00617.03
7.1.180.0090.00516.96
7.1.170.0170.00516.92
7.1.160.0100.00516.96
7.1.150.0080.00616.97
7.1.140.0090.00616.99
7.1.130.0080.00616.90
7.1.120.0100.00316.93
7.1.110.0110.00316.91
7.1.100.0080.00716.94
7.1.90.0090.00416.94
7.1.80.0180.00516.97
7.1.70.0150.00516.56
7.1.60.0150.00821.22
7.1.50.0230.00721.24
7.1.40.0190.00721.12
7.1.30.0160.00821.19
7.1.20.0250.00621.15
7.1.10.0150.00516.64
7.1.00.0150.00416.74
7.0.330.0100.00416.93
7.0.320.0100.00516.95
7.0.310.0100.00516.78
7.0.300.0090.00716.78
7.0.290.0110.00616.75
7.0.280.0100.00416.96
7.0.270.0120.00316.72
7.0.260.0090.00616.72
7.0.250.0120.00616.84
7.0.240.0130.00516.86
7.0.230.0200.00316.85
7.0.220.0110.00516.82
7.0.210.0110.00416.84
7.0.200.0130.00616.61
7.0.190.0210.00716.35
7.0.180.0150.00516.53
7.0.170.0200.00616.57
7.0.160.0190.00716.47
7.0.150.0130.00616.42
7.0.140.0150.00616.51
7.0.130.0140.00616.51
7.0.120.0130.00716.56
7.0.110.0140.00616.49
7.0.100.0140.00416.46
7.0.90.0140.00716.45
7.0.80.0120.00716.42
7.0.70.0130.00616.45
7.0.60.0130.00716.42
7.0.50.0160.00416.42
7.0.40.0150.00716.55
7.0.30.0140.00716.50
7.0.20.0140.00516.46
7.0.10.0140.00616.54
7.0.00.0170.00416.43
5.6.400.0080.00716.88
5.6.390.0090.00716.82
5.6.380.0090.00616.92
5.6.370.0110.00617.47
5.6.360.0110.00317.52
5.6.350.0090.00517.50
5.6.340.0110.00717.52
5.6.330.0110.00417.46
5.6.320.0130.00417.50
5.6.310.0100.00717.48
5.6.300.0070.00617.40
5.6.290.0070.00717.47
5.6.280.0070.00617.41
5.6.270.0070.00517.50
5.6.260.0070.00617.48
5.6.250.0050.00717.40
5.6.240.0080.00417.44
5.6.230.0100.00517.47
5.6.220.0090.00517.51
5.6.210.0080.00517.52
5.6.200.0100.00417.60
5.6.190.0090.00417.56
5.6.180.0100.00317.52
5.6.170.0080.00517.59
5.6.160.0070.00617.56
5.6.150.0060.00617.52
5.6.140.0070.00517.50
5.6.130.0070.00417.47
5.6.120.0080.00517.56
5.6.110.0070.00617.49
5.6.100.0070.00417.49
5.6.90.0080.00417.48
5.6.80.0080.00317.44
5.6.70.0090.00417.64
5.6.60.0060.00617.56
5.6.50.0070.00617.48
5.6.40.0050.00617.47
5.6.30.0070.00517.48
5.6.20.0090.00317.49
5.6.10.0090.00417.44
5.6.00.0090.00417.47

preferences:
53.84 ms | 400 KiB | 5 Q