3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = base64_decode('AQAB'); $b = mb_convert_encoding( 'AQAB', "UTF-8", "BASE64" ); var_dump($a); var_dump($b);

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)
8.3.40.0150.00018.40
8.3.30.0090.00618.91
8.3.20.0000.00820.04
8.3.10.0000.00823.64
8.3.00.0080.00020.77
8.2.170.0060.00822.96
8.2.160.0090.00620.57
8.2.150.0070.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0080.00020.73
8.2.110.0060.00322.25
8.2.100.0080.00320.39
8.2.90.0070.00019.05
8.2.80.0080.00017.97
8.2.70.0090.00017.63
8.2.60.0060.00317.88
8.2.50.0060.00318.07
8.2.40.0030.00519.75
8.2.30.0000.00818.18
8.2.20.0020.00517.66
8.2.10.0080.00018.01
8.2.00.0080.00017.59
8.1.270.0080.00023.91
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0060.00322.52
8.1.230.0060.00619.15
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0100.00317.23
8.1.190.0080.00017.10
8.1.180.0040.00418.10
8.1.170.0040.00418.53
8.1.160.0040.00421.88
8.1.150.0000.00818.56
8.1.140.0050.00217.37
8.1.130.0000.00717.78
8.1.120.0040.00417.44
8.1.110.0040.00417.41
8.1.100.0000.00817.42
8.1.90.0080.00017.33
8.1.80.0000.00817.39
8.1.70.0030.00317.37
8.1.60.0000.00917.58
8.1.50.0040.00417.45
8.1.40.0040.00417.43
8.1.30.0050.00517.50
8.1.20.0040.00417.62
8.1.10.0000.00817.59
8.1.00.0000.00817.30
8.0.300.0000.00718.77
8.0.290.0070.00016.75
8.0.280.0030.00318.45
8.0.270.0070.00017.24
8.0.260.0070.00017.29
8.0.250.0030.00317.00
8.0.240.0050.00316.85
8.0.230.0000.00717.00
8.0.220.0050.00316.85
8.0.210.0000.00716.85
8.0.200.0000.00616.91
8.0.190.0040.00416.85
8.0.180.0000.00716.94
8.0.170.0050.00516.81
8.0.160.0000.00716.76
8.0.150.0040.00416.85
8.0.140.0060.00316.91
8.0.130.0030.00313.28
8.0.120.0040.00416.78
8.0.110.0000.00716.73
8.0.100.0070.00016.85
8.0.90.0000.00716.80
8.0.80.0100.00716.85
8.0.70.0040.00416.80
8.0.60.0070.00016.89
8.0.50.0040.00416.94
8.0.30.0090.00917.18
8.0.20.0110.00717.40
8.0.10.0040.00416.82
8.0.00.0130.00516.75
7.4.330.0050.00015.14
7.4.320.0030.00316.51
7.4.300.0030.00316.48
7.4.290.0030.00316.44
7.4.280.0000.00816.52
7.4.270.0030.00316.45
7.4.260.0090.00016.55
7.4.250.0040.00416.43
7.4.240.0040.00416.43
7.4.230.0000.00716.33
7.4.220.0070.01116.44
7.4.210.0110.00416.57
7.4.200.0070.00016.38
7.4.160.0120.00316.60
7.4.150.0090.00917.40
7.4.140.0050.01217.86
7.4.130.0100.00716.35
7.4.120.0110.00916.46
7.4.110.0100.00716.41
7.4.100.0140.00416.45
7.4.90.0140.00316.35
7.4.80.0060.01219.39
7.4.70.0030.01316.40
7.4.60.0100.01316.31
7.4.50.0050.00016.50
7.4.40.0130.00316.36
7.4.30.0040.01416.52
7.4.00.0100.00614.80
7.3.330.0000.00612.98
7.3.320.0060.00012.87
7.3.310.0030.00316.00
7.3.300.0030.00316.18
7.3.290.0070.01016.14
7.3.280.0100.00816.10
7.3.270.0100.00617.40
7.3.260.0100.01316.17
7.3.250.0120.01216.33
7.3.240.0050.01416.22
7.3.230.0120.00616.39
7.3.210.0140.01016.48
7.3.200.0060.01219.39
7.3.190.0090.00916.11
7.3.180.0120.00416.20
7.3.170.0090.00616.37
7.3.160.0100.00716.47
7.3.120.0070.01114.71
7.3.110.0070.01014.90
7.3.100.0060.00914.96
7.3.90.0030.01014.76
7.3.80.0030.00614.56
7.3.70.0060.00614.64
7.3.60.0040.00714.64
7.3.50.0070.00714.80
7.3.40.0040.01214.81
7.3.30.0030.01014.57
7.3.20.0040.00816.55
7.3.10.0080.00316.29
7.3.00.0070.00716.38
7.2.330.0100.00716.21
7.2.320.0030.01316.35
7.2.310.0030.01316.50
7.2.300.0160.00616.34
7.2.290.0100.00716.48
7.2.250.0060.01214.83
7.2.240.0070.01114.96
7.2.230.0030.01414.68
7.2.220.0030.00914.70
7.2.210.0040.00715.10
7.2.200.0040.00414.86
7.2.190.0060.00614.82
7.2.180.0030.00714.76
7.2.170.0000.01314.92
7.2.00.0100.00319.31
7.1.330.0000.01415.72
7.1.320.0100.00615.46
7.1.310.0030.00715.83
7.1.300.0090.00315.55
7.1.290.0080.00515.65
7.1.280.0070.01015.70
7.1.270.0030.00615.94
7.1.260.0000.01515.80
7.1.100.0000.01118.24
7.1.70.0080.00016.80
7.1.60.0140.01019.70
7.1.50.0270.01034.54
7.1.00.0100.07022.54
7.0.200.0040.00416.77
7.0.140.0030.07321.96
7.0.120.0070.07022.01
7.0.110.0000.05321.95
7.0.100.0000.05022.25
7.0.90.0030.07721.98
7.0.80.0030.07322.04
7.0.70.0070.06722.16
7.0.60.0030.07021.96
7.0.50.0000.07322.08
7.0.40.0030.07322.20
7.0.30.0000.07322.21
7.0.20.0000.05022.04
7.0.10.0030.03322.05
7.0.00.0030.07322.15
5.6.280.0030.07321.11
5.6.260.0070.06321.10
5.6.250.0000.07320.86
5.6.240.0000.06021.09
5.6.230.0000.07720.84
5.6.220.0030.05321.08
5.6.210.0030.06720.93
5.6.200.0000.07721.06
5.6.190.0030.07321.07
5.6.180.0030.07020.82
5.6.170.0070.06720.84
5.6.160.0000.06720.84
5.6.150.0030.07320.79
5.6.140.0030.07721.07
5.6.130.0070.06021.06
5.6.120.0000.04720.99
5.6.110.0100.05320.81
5.6.100.0070.08721.05
5.6.90.0070.06020.87
5.6.80.0000.07020.31
5.6.70.0100.06320.40
5.6.60.0000.07020.37
5.6.50.0100.06320.41
5.6.40.0000.06720.40
5.6.30.0000.07720.43
5.6.20.0070.05720.17
5.6.10.0030.06320.43
5.6.00.0100.06320.34
5.5.380.0000.04017.61
5.5.370.0000.07017.40
5.5.360.0030.07017.52
5.5.350.0070.06717.52
5.5.340.0100.06718.13
5.5.330.0030.07018.10
5.5.320.0030.06718.04
5.5.310.0030.05717.86
5.5.300.0100.06318.02
5.5.290.0030.06018.13
5.5.280.0030.03317.86
5.5.270.0030.05018.11
5.5.260.0000.06318.01
5.5.250.0000.06017.91
5.5.240.0000.06717.23
5.5.230.0030.07317.47
5.5.220.0070.06317.24
5.5.210.0030.06717.50
5.5.200.0030.06717.38
5.5.190.0030.05717.52
5.5.180.0030.07017.45
5.5.160.0030.06317.45
5.5.150.0100.06317.33
5.5.140.0030.06717.35
5.5.130.0000.06717.21
5.5.120.0030.05017.19
5.5.110.0030.05717.51
5.5.100.0000.07017.15
5.5.90.0030.06317.27
5.5.80.0100.04317.50
5.5.70.0000.04017.38
5.5.60.0000.03017.41
5.5.50.0000.03717.40
5.5.40.0000.06317.11
5.5.30.0000.07017.33
5.5.20.0000.06017.33
5.5.10.0000.05317.43
5.5.00.0000.07017.08
5.4.450.0030.07319.44
5.4.440.0030.06719.27
5.4.430.0070.06719.43
5.4.420.0030.07019.48
5.4.410.0000.07319.43
5.4.400.0030.06719.24
5.4.390.0030.07019.09
5.4.380.0000.07019.25
5.4.370.0030.06719.11
5.4.360.0100.05319.02
5.4.350.0030.06719.24
5.4.340.0030.05719.24
5.4.320.0030.06019.00
5.4.310.0070.05719.09
5.4.300.0030.06719.26
5.4.290.0000.04719.17
5.4.280.0100.05719.11
5.4.270.0000.04018.97
5.4.260.0070.05319.02
5.4.250.0000.07019.10
5.4.240.0030.04719.10
5.4.230.0100.02719.09
5.4.220.0030.05719.00
5.4.210.0100.03019.09
5.4.200.0030.06719.00
5.4.190.0030.06318.93
5.4.180.0070.05719.14
5.4.170.0000.04718.96
5.4.160.0070.05019.00
5.4.150.0070.06319.14
5.4.140.0000.06316.48
5.4.130.0000.06316.24
5.4.120.0000.06016.20
5.4.110.0000.04716.13
5.4.100.0000.03016.37
5.4.90.0000.05716.18
5.4.80.0000.05316.46
5.4.70.0030.06316.46
5.4.60.0000.06716.34
5.4.50.0070.05316.48
5.4.40.0000.05716.54
5.4.30.0000.06016.19
5.4.20.0030.05016.32
5.4.10.0030.02716.45
5.4.00.0030.02715.78
5.3.290.0000.06014.51
5.3.280.0000.03314.57
5.3.270.0000.07014.71
5.3.260.0030.07014.48
5.3.250.0030.06714.54
5.3.240.0030.06314.67
5.3.230.0000.04714.38
5.3.220.0000.05014.52
5.3.210.0070.03314.51
5.3.200.0000.03014.51
5.3.190.0000.03014.44
5.3.180.0030.05714.45
5.3.170.0000.05314.50
5.3.160.0000.06014.66
5.3.150.0000.05714.66
5.3.140.0000.05714.43
5.3.130.0030.06314.55
5.3.120.0070.03714.46
5.3.110.0030.03314.33
5.3.100.0030.03713.86
5.3.90.0030.06013.95
5.3.80.0030.05313.92
5.3.70.0030.06013.84
5.3.60.0000.04013.85
5.3.50.0000.06314.04
5.3.40.0030.04313.88
5.3.30.0030.06013.84
5.3.20.0070.03713.56
5.3.10.0000.02713.60
5.3.00.0030.04013.57
5.2.170.0030.03311.09
5.2.160.0000.05311.09
5.2.150.0030.04011.08
5.2.140.0030.04311.16
5.2.130.0000.02711.02
5.2.120.0000.02311.00
5.2.110.0000.03711.12
5.2.100.0000.02711.02
5.2.90.0000.02311.03
5.2.80.0000.02311.02
5.2.70.0000.02311.15
5.2.60.0000.02310.98
5.2.50.0000.02310.80
5.2.40.0070.01710.89
5.2.30.0030.02310.91
5.2.20.0000.02310.95
5.2.10.0030.02010.78
5.2.00.0000.02310.71
5.1.60.0000.02010.28
5.1.50.0000.02010.28
5.1.40.0000.02010.28
5.1.30.0000.03010.29
5.1.20.0000.02710.28
5.1.10.0000.02010.28
5.1.00.0000.02010.28
5.0.50.0000.01710.28
5.0.40.0000.01710.28
5.0.30.0030.02310.28
5.0.20.0030.01310.28
5.0.10.0000.01710.28
5.0.00.0000.02310.28
4.4.90.0000.01310.28
4.4.80.0000.01010.28
4.4.70.0000.01310.28
4.4.60.0030.01010.28
4.4.50.0000.01310.28
4.4.40.0000.02310.28
4.4.30.0030.01010.28
4.4.20.0030.01010.28
4.4.10.0000.01310.28
4.4.00.0000.02010.28
4.3.110.0000.01310.28
4.3.100.0030.01010.28
4.3.90.0030.01010.28
4.3.80.0030.01710.28
4.3.70.0000.01710.28
4.3.60.0030.01710.28
4.3.50.0000.01310.28
4.3.40.0000.02010.28
4.3.30.0000.01310.28
4.3.20.0000.01310.28
4.3.10.0000.01310.28
4.3.00.0000.01310.28

preferences:
36.39 ms | 400 KiB | 5 Q