3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'Thisdf is afn encoded satrsdfffffffffffffffianga'; echo base64_encode($str); ?>

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)
8.3.60.0120.00616.38
8.3.50.0090.00616.21
8.3.40.0070.01418.70
8.3.30.0080.00818.73
8.3.20.0040.00420.14
8.3.10.0050.00321.54
8.3.00.0040.00717.25
8.2.180.0150.00618.18
8.2.170.0170.00318.95
8.2.160.0140.00322.96
8.2.150.0070.00725.66
8.2.140.0090.00624.66
8.2.130.0070.00026.16
8.2.120.0020.00520.92
8.2.110.0070.00322.21
8.2.100.0060.00617.84
8.2.90.0030.00617.63
8.2.80.0030.00717.97
8.2.70.0030.00718.02
8.2.60.0040.00417.93
8.2.50.0040.00418.10
8.2.40.0070.00020.48
8.2.30.0000.00818.09
8.2.20.0050.00317.57
8.2.10.0050.00317.95
8.2.00.0030.00617.86
8.1.280.0070.00725.92
8.1.270.0070.00024.66
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0030.00622.12
8.1.230.0090.00319.03
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0090.00017.22
8.1.190.0000.00817.00
8.1.180.0000.00818.10
8.1.170.0040.00418.34
8.1.160.0030.00521.81
8.1.150.0040.00418.81
8.1.140.0000.00717.25
8.1.130.0030.00317.67
8.1.120.0040.00417.45
8.1.110.0050.00217.41
8.1.100.0060.00317.29
8.1.90.0000.00717.43
8.1.80.0030.00617.28
8.1.70.0030.00317.28
8.1.60.0030.00617.54
8.1.50.0030.00517.32
8.1.40.0000.00917.46
8.1.30.0040.00417.46
8.1.20.0030.00517.51
8.1.10.0000.00817.51
8.1.00.0000.00817.32
8.0.300.0000.00919.63
8.0.290.0000.00816.75
8.0.280.0030.00318.35
8.0.270.0030.00317.18
8.0.260.0040.00417.23
8.0.250.0000.00716.78
8.0.240.0060.00316.90
8.0.230.0070.00016.81
8.0.220.0000.00716.84
8.0.210.0070.00016.77
8.0.200.0030.00316.77
8.0.190.0060.00316.77
8.0.180.0040.00416.73
8.0.170.0040.00416.73
8.0.160.0040.00416.84
8.0.150.0030.00416.86
8.0.140.0030.00316.79
8.0.130.0030.00313.25
8.0.120.0040.00416.79
8.0.110.0000.00816.86
8.0.100.0000.00716.88
8.0.90.0050.00216.73
8.0.80.0070.01316.83
8.0.70.0040.00416.88
8.0.60.0030.00616.71
8.0.50.0000.00716.75
8.0.30.0150.00316.90
8.0.20.0150.00717.40
8.0.10.0000.00816.85
8.0.00.0060.01216.75
7.4.330.0000.00515.09
7.4.320.0000.00616.45
7.4.300.0030.00316.43
7.4.290.0000.00716.55
7.4.280.0070.00016.49
7.4.270.0000.00716.48
7.4.260.0000.00716.41
7.4.250.0000.00716.41
7.4.240.0000.00716.35
7.4.230.0030.00316.24
7.4.220.0160.00316.55
7.4.210.0070.00716.45
7.4.200.0030.00316.27
7.4.160.0090.00616.35
7.4.150.0070.01317.40
7.4.140.0030.01717.86
7.4.130.0160.00916.52
7.4.120.0090.01016.46
7.4.110.0100.00916.48
7.4.100.0100.00716.29
7.4.90.0090.00916.52
7.4.80.0100.00719.39
7.4.70.0070.01016.46
7.4.60.0070.00716.48
7.4.50.0080.00016.53
7.4.40.0070.01016.51
7.4.30.0090.00916.32
7.4.00.0130.00315.04
7.3.330.0000.00612.86
7.3.320.0060.00013.02
7.3.310.0040.00416.10
7.3.300.0040.00416.14
7.3.290.0030.00316.00
7.3.280.0120.00416.13
7.3.270.0120.00617.40
7.3.260.0170.00016.11
7.3.240.0080.00815.99
7.3.230.0100.01016.41
7.3.210.0070.01416.26
7.3.200.0070.01019.39
7.3.190.0090.00616.54
7.3.180.0080.00816.22
7.3.170.0090.01216.27
7.3.160.0130.00316.21
7.2.330.0090.00916.65
7.2.320.0030.01316.46
7.2.310.0090.00916.34
7.2.300.0090.01216.26
7.2.290.0100.01016.55
7.2.60.0080.00816.20
7.2.00.0000.01319.08
7.1.200.0040.00415.77
7.1.100.0030.01017.93
7.1.70.0030.00517.20
7.1.60.0130.01019.59
7.1.50.0060.01916.91
7.1.00.0000.08022.51
7.0.200.0030.00616.69
7.0.60.0070.08320.02
7.0.50.0070.04017.88
7.0.40.0170.06720.07
7.0.30.0370.08020.13
7.0.20.0370.06720.04
7.0.10.0270.04020.33
7.0.00.0100.08720.30
5.6.280.0030.07321.07
5.6.210.0030.08720.51
5.6.200.0100.03718.15
5.6.190.0000.04720.41
5.6.180.0200.04020.60
5.6.170.0170.07020.46
5.6.160.0100.08720.42
5.6.150.0030.08718.18
5.6.140.0070.08718.18
5.6.130.0030.06018.21
5.6.120.0070.06021.11
5.6.110.0170.07020.88
5.6.100.0030.08321.00
5.6.90.0070.07320.96
5.6.80.0030.03720.36
5.5.350.0200.05720.42
5.5.340.0170.06717.93
5.5.330.0030.04320.14
5.5.320.0300.07720.24
5.5.310.0370.07320.18
5.5.300.0030.03717.88
5.5.290.0130.04717.95
5.5.280.0070.03720.84
5.5.270.0000.05020.86
5.5.260.0030.08020.63
5.5.250.0030.04020.54
5.5.240.0000.05020.03
5.4.450.0500.05019.58
5.4.440.0600.06019.40
5.4.430.0670.06319.66
5.4.420.0600.06019.41
5.4.410.0600.06319.04
5.4.400.1000.05019.16
5.4.390.0870.06719.04
5.4.380.0800.05019.16
5.4.370.0800.05018.82
5.4.360.0700.06019.31
5.4.350.0670.05318.84
5.4.340.0870.04719.04
5.4.320.0700.05719.25
5.4.310.0800.05319.04
5.4.300.0800.04319.04
5.4.290.0800.05018.81
5.4.280.0500.06719.12
5.4.270.1000.04318.89
5.4.260.1100.04719.11
5.4.250.0800.06319.21
5.4.240.0870.05719.11
5.4.230.0970.06319.25
5.4.220.1000.05719.03
5.4.210.1030.05019.20
5.4.200.1100.04316.80
5.4.190.0830.08319.13
5.4.180.1330.06719.17
5.4.170.1130.06318.99
5.4.160.0830.05718.82
5.4.150.1200.05318.82
5.4.140.0730.05316.23
5.4.130.1030.06016.21
5.4.120.0700.05316.21
5.4.110.0830.04316.55
5.4.100.0870.04716.52
5.4.90.0770.06316.55
5.4.80.0800.06016.10
5.4.70.0930.04316.15
5.4.60.0800.05016.15
5.4.50.0800.05716.23
5.4.40.1100.05316.15
5.4.30.0630.05316.23
5.4.20.0830.04716.15
5.4.10.0630.06316.46
5.4.00.0770.05016.00
5.3.290.0730.04714.64
5.3.280.0670.05714.43
5.3.270.0800.05014.44
5.3.260.0630.05314.51
5.3.250.0930.05014.61
5.3.240.0830.05014.49
5.3.230.0770.04314.43
5.3.220.0630.05314.46
5.3.210.0930.04314.41
5.3.200.0770.05014.41
5.3.190.0900.04314.49
5.3.180.0630.06314.47
5.3.170.1030.04014.57
5.3.160.0700.05314.45
5.3.150.0930.04314.38
5.3.140.0900.06014.39
5.3.130.0800.05714.44
5.3.120.1070.05714.48
5.3.110.0600.06314.41
5.3.100.0700.05013.95
5.3.90.0770.06014.03
5.3.80.0870.05313.85
5.3.70.0870.04713.99
5.3.60.0630.04713.85
5.3.50.0730.05713.82
5.3.40.0930.06013.94
5.3.30.0970.05313.93
5.3.20.1000.04013.52
5.3.10.0770.04713.68
5.3.00.0800.05713.57
5.2.170.0700.03311.23
5.2.160.0700.03711.23
5.2.150.0570.03011.18
5.2.140.0730.03710.98
5.2.130.0570.04311.09
5.2.120.0530.06311.18
5.2.110.0630.03311.00
5.2.100.0700.05711.04
5.2.90.0770.04311.01
5.2.80.0770.04310.93
5.2.70.0800.04710.93
5.2.60.0630.04310.94
5.2.50.0500.04710.85
5.2.40.0370.04310.90
5.2.30.0670.03710.88
5.2.20.0630.04311.00
5.2.10.0370.04710.82
5.2.00.0470.04010.61
5.1.60.0500.0379.91
5.1.50.0570.0239.89
5.1.40.0430.0339.84
5.1.30.0600.03310.32
5.1.20.0470.04010.42
5.1.10.0770.0239.98
5.1.00.0570.0279.96
5.0.50.0330.0308.57
5.0.40.0430.0308.48
5.0.30.0330.0538.14
5.0.20.0270.0378.28
5.0.10.0170.0338.31
5.0.00.0170.0508.07
4.4.90.0400.0205.89
4.4.80.0170.0205.88
4.4.70.0000.0335.82
4.4.60.0000.0335.73
4.4.50.0030.0305.86
4.4.40.0230.0375.72
4.4.30.0270.0175.80
4.4.20.0270.0305.82
4.4.10.0330.0275.87
4.4.00.0300.0375.94
4.3.110.0300.0305.73
4.3.100.0270.0235.77
4.3.90.0370.0235.72
4.3.80.0270.0375.65
4.3.70.0300.0275.75
4.3.60.0200.0205.63
4.3.50.0370.0235.63
4.3.40.0230.0435.60
4.3.30.0170.0304.49
4.3.20.0170.0274.46
4.3.10.0100.0334.46
4.3.00.0070.0237.34

preferences:
62.7 ms | 400 KiB | 5 Q