3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo mb_internal_encoding() . "\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)
8.3.60.0070.01016.50
8.3.50.0140.00521.10
8.3.40.0070.01018.54
8.3.30.0070.01018.95
8.3.20.0040.00420.31
8.3.10.0040.00423.59
8.3.00.0090.00919.56
8.2.180.0090.00618.01
8.2.170.0070.00718.72
8.2.160.0170.00022.96
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0070.00026.16
8.2.120.0080.00019.36
8.2.110.0080.00022.16
8.2.100.0000.01217.78
8.2.90.0030.00619.04
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0070.00017.93
8.2.50.0050.00318.07
8.2.40.0040.00417.82
8.2.30.0040.00417.86
8.2.20.0020.00517.48
8.2.10.0040.00417.98
8.2.00.0030.00617.86
8.1.280.0110.00425.92
8.1.270.0040.00720.38
8.1.260.0030.01026.35
8.1.250.0040.00428.09
8.1.240.0040.00820.54
8.1.230.0070.00420.97
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0100.00017.22
8.1.190.0030.00517.22
8.1.180.0040.00418.10
8.1.170.0040.00418.59
8.1.160.0000.00821.92
8.1.150.0050.00218.81
8.1.140.0080.00017.42
8.1.130.0040.00417.81
8.1.120.0080.00017.43
8.1.110.0070.00017.38
8.1.100.0040.00417.29
8.1.90.0000.00717.44
8.1.80.0000.00717.29
8.1.70.0040.00417.38
8.1.60.0030.00617.51
8.1.50.0040.00417.33
8.1.40.0000.00717.38
8.1.30.0050.00317.49
8.1.20.0040.00417.57
8.1.10.0000.00717.35
8.1.00.0050.00317.36
8.0.300.0000.00718.77
8.0.290.0060.00316.58
8.0.280.0000.00718.37
8.0.270.0070.00017.18
8.0.260.0030.00317.21
8.0.250.0040.00416.95
8.0.240.0030.00616.86
8.0.230.0030.00316.71
8.0.220.0070.00016.73
8.0.210.0030.00316.81
8.0.200.0070.00016.92
8.0.190.0000.00816.90
8.0.180.0080.00016.89
8.0.170.0000.00716.88
8.0.160.0000.00716.71
8.0.150.0000.00716.73
8.0.140.0000.00716.68
8.0.130.0030.00313.23
8.0.120.0040.00416.71
8.0.110.0000.00716.71
8.0.100.0040.00416.70
8.0.90.0030.00616.65
8.0.80.0140.00716.80
8.0.70.0030.00516.78
8.0.60.0070.00016.82
8.0.50.0000.00816.64
8.0.30.0110.00816.93
8.0.20.0150.00917.40
8.0.10.0070.00016.73
8.0.00.0120.01016.61
7.4.330.0020.00215.03
7.4.320.0000.00616.30
7.4.300.0030.00316.50
7.4.290.0070.00016.41
7.4.280.0030.00316.45
7.4.270.0040.00416.47
7.4.260.0040.00416.44
7.4.250.0070.00016.34
7.4.240.0000.00716.33
7.4.230.0000.00716.28
7.4.220.0080.01316.41
7.4.210.0050.00816.57
7.4.200.0040.00416.37
7.4.160.0140.00716.19
7.4.150.0060.01117.40
7.4.140.0160.00817.86
7.4.130.0120.00616.41
7.4.120.0100.00716.39
7.4.110.0090.00916.49
7.4.100.0170.00716.52
7.4.90.0150.00516.30
7.4.80.0070.01519.39
7.4.70.0100.00616.59
7.4.60.0100.00616.29
7.4.50.0030.00616.39
7.4.40.0060.00916.51
7.4.30.0070.01416.47
7.4.00.0120.00614.82
7.3.330.0030.00312.92
7.3.320.0000.00513.04
7.3.310.0030.00316.27
7.3.300.0000.00616.19
7.3.290.0060.00716.18
7.3.280.0100.01016.20
7.3.270.0060.01617.40
7.3.260.0090.00916.45
7.3.250.0100.00616.19
7.3.240.0040.01516.49
7.3.230.0060.01116.39
7.3.210.0080.01216.30
7.3.200.0090.00619.39
7.3.190.0070.01316.33
7.3.180.0120.00915.98
7.3.170.0100.00716.27
7.3.160.0030.01316.17
7.3.10.0210.01016.60
7.3.00.0030.00916.37
7.2.330.0040.01516.39
7.2.320.0120.00616.56
7.2.310.0030.01216.65
7.2.300.0070.01316.45
7.2.290.0170.00716.46
7.2.130.0190.01016.78
7.2.120.0140.00516.53
7.2.110.0120.00816.65
7.2.100.0050.01116.68
7.2.90.0130.00716.39
7.2.80.0090.00516.60
7.2.70.0180.01116.45
7.2.60.0090.01016.74
7.2.50.0070.00816.63
7.2.40.0100.00516.75
7.2.30.0040.01316.54
7.2.20.0090.00516.83
7.2.10.0080.01016.79
7.2.00.0120.00717.37
7.1.250.0110.00415.56
7.1.200.0090.00615.84
7.1.100.0000.01118.12
7.1.70.0030.01217.16
7.1.60.0090.01519.86
7.1.50.0120.01216.61
7.1.00.0070.07322.46
7.0.200.0300.00414.41
7.0.60.0130.08019.93
7.0.50.0000.04317.84
7.0.40.0070.04320.27
7.0.30.0230.08320.26
7.0.20.0270.07720.12
7.0.10.0100.06720.00
7.0.00.0130.06320.09
5.6.280.0070.07020.91
5.6.210.0070.04720.60
5.6.200.0130.07718.22
5.6.190.0100.08020.41
5.6.180.0470.06320.49
5.6.170.0200.04020.61
5.6.160.0030.08720.38
5.6.150.0030.07018.22
5.6.140.0030.08718.19
5.6.130.0130.05718.16
5.6.120.0200.07020.99
5.6.110.0070.08721.09
5.6.100.0200.06721.03
5.6.90.0130.07720.87
5.6.80.0070.06320.28
5.5.350.0200.03720.35
5.5.340.0070.08017.91
5.5.330.0070.04020.47
5.5.320.0470.05320.28
5.5.310.0470.06020.17
5.5.300.0030.04017.98
5.5.290.0000.06017.87
5.5.280.0100.04020.87
5.5.270.0130.03020.74
5.5.260.0130.08020.75
5.5.250.0100.07720.70
5.5.240.0030.06320.27
5.4.450.0700.07019.59
5.4.440.0600.05319.23
5.4.430.0070.05319.68
5.4.420.0100.05019.49
5.4.410.0070.05019.38
5.4.400.0070.05019.15
5.4.390.0130.05318.97
5.4.380.0070.05319.00
5.4.370.0000.05719.18
5.4.360.0070.05018.92
5.4.350.0070.05319.05
5.4.340.0030.05318.96
5.4.320.0000.05719.07
5.4.310.0030.05318.95
5.4.300.0030.05319.12
5.4.290.0100.04318.99
5.4.280.0170.03718.91
5.4.270.0070.04719.25
5.4.260.0100.04719.04
5.4.250.0070.05019.15
5.4.240.0030.05718.91
5.4.230.0100.04318.98
5.4.220.0000.05718.95
5.4.210.0100.04719.24
5.4.200.0100.04316.57
5.4.190.0170.03718.96
5.4.180.0100.04319.07
5.4.170.0070.05019.00
5.4.160.0170.04018.92
5.4.150.0030.05018.93
5.4.140.0100.04716.57
5.4.130.0100.04316.50
5.4.120.0100.04316.50
5.4.110.0030.05016.52
5.4.100.0000.05716.51
5.4.90.0070.05016.41
5.4.80.0000.05316.32
5.4.70.0070.04716.13
5.4.60.0070.04716.39
5.4.50.0030.05016.31
5.4.40.0170.04016.48
5.4.30.0070.04316.11
5.4.20.0030.05316.46
5.4.10.0070.04716.14
5.4.00.0070.04316.02
5.3.290.0100.05014.57
5.3.280.0030.05314.60
5.3.270.0170.04314.61
5.3.260.0000.05714.51
5.3.250.0100.05314.43
5.3.240.0030.05714.61
5.3.230.0070.04714.52
5.3.220.0030.05014.45
5.3.210.0100.04714.40
5.3.200.0070.04714.48
5.3.190.0070.05714.47
5.3.180.0130.04314.55
5.3.170.0100.04314.35
5.3.160.0070.04714.39
5.3.150.0000.05714.50
5.3.140.0030.05014.40
5.3.130.0100.05314.48
5.3.120.0030.07014.55
5.3.110.0030.05714.55
5.3.100.0170.05713.91
5.3.90.0000.05313.94
5.3.80.0070.05013.93
5.3.70.0130.04014.04
5.3.60.0100.04713.94
5.3.50.0100.04313.79
5.3.40.0070.04713.95
5.3.30.0030.05013.91
5.3.20.0100.04313.57
5.3.10.0000.05713.63
5.3.00.0100.04313.61
5.2.170.0030.04311.13
5.2.160.0030.04311.02
5.2.150.0100.04010.97
5.2.140.0070.03711.04
5.2.130.0030.04311.09
5.2.120.0070.03710.93
5.2.110.0070.04011.01
5.2.100.0030.04010.98
5.2.90.0070.03711.10
5.2.80.0000.04310.92
5.2.70.0000.04311.15
5.2.60.0070.05311.04
5.2.50.0070.03711.10
5.2.40.0030.04010.83
5.2.30.0070.03710.97
5.2.20.0100.03311.02
5.2.10.0070.03710.71
5.2.00.0130.03010.66
5.1.60.0070.0309.89
5.1.50.0030.0339.97
5.1.40.0030.03310.00
5.1.30.0000.04010.28
5.1.20.0100.04010.41
5.1.10.0130.0379.98
5.1.00.0070.03310.05
5.0.50.0100.0208.46
5.0.40.0030.0278.38
5.0.30.0130.0338.28
5.0.20.0070.0308.17
5.0.10.0030.0278.16
5.0.00.0070.0378.04
4.4.90.0030.0205.74
4.4.80.0070.0175.89
4.4.70.0000.0235.75
4.4.60.0070.0175.75
4.4.50.0030.0205.78
4.4.40.0030.0335.80
4.4.30.0030.0205.80
4.4.20.0030.0205.79
4.4.10.0000.0235.95
4.4.00.0070.0305.84
4.3.110.0070.0175.84
4.3.100.0000.0235.66
4.3.90.0030.0175.65
4.3.80.0030.0305.72
4.3.70.0030.0175.71
4.3.60.0030.0205.63
4.3.50.0030.0205.66
4.3.40.0000.0335.61
4.3.30.0000.0234.52
4.3.20.0070.0174.39
4.3.10.0070.0174.47
4.3.00.0000.0236.98

preferences:
44.42 ms | 401 KiB | 5 Q