3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo base64_encode("HB"); echo base64_decode("SEI=");

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)
8.3.60.0100.01016.38
8.3.50.0060.01116.47
8.3.40.0070.00718.85
8.3.30.0080.00618.71
8.3.20.0000.00818.59
8.3.10.0040.00420.41
8.3.00.0050.00319.25
8.2.180.0120.00916.50
8.2.170.0140.00022.96
8.2.160.0110.00418.87
8.2.150.0000.00924.18
8.2.140.0000.00724.66
8.2.130.0000.00726.16
8.2.120.0060.00320.52
8.2.110.0070.00322.02
8.2.100.0080.00417.66
8.2.90.0040.00417.85
8.2.80.0080.00017.97
8.2.70.0060.00317.38
8.2.60.0040.00417.90
8.2.50.0000.00818.07
8.2.40.0030.00619.94
8.2.30.0030.00717.95
8.2.20.0060.00217.54
8.2.10.0070.00017.54
8.2.00.0000.00817.50
8.1.280.0100.00725.92
8.1.270.0030.00623.99
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0040.00722.38
8.1.230.0030.00721.03
8.1.220.0000.00817.74
8.1.210.0000.00918.97
8.1.200.0030.00617.23
8.1.190.0000.00717.28
8.1.180.0080.00018.10
8.1.170.0050.00318.74
8.1.160.0000.00718.70
8.1.150.0000.00718.43
8.1.140.0040.00417.32
8.1.130.0030.00317.68
8.1.120.0040.00417.23
8.1.110.0040.00417.36
8.1.100.0030.00317.21
8.1.90.0000.00717.27
8.1.80.0000.00717.31
8.1.70.0000.00717.28
8.1.60.0000.00717.46
8.1.50.0060.00317.33
8.1.40.0000.00717.30
8.1.30.0080.00017.46
8.1.20.0050.00217.35
8.1.10.0050.00317.44
8.1.00.0050.00217.31
8.0.300.0040.00419.89
8.0.290.0000.00716.63
8.0.280.0030.00618.44
8.0.270.0040.00417.19
8.0.260.0070.00016.69
8.0.250.0040.00416.80
8.0.240.0050.00316.90
8.0.230.0070.00016.81
8.0.220.0030.00316.68
8.0.210.0060.00016.67
8.0.200.0060.00316.79
8.0.190.0000.00816.89
8.0.180.0000.00816.77
8.0.170.0000.00916.75
8.0.160.0000.00716.68
8.0.150.0000.00716.59
8.0.140.0040.00416.79
8.0.130.0000.00613.16
8.0.120.0000.00816.69
8.0.110.0040.00416.82
8.0.100.0080.00016.71
8.0.90.0040.00416.88
8.0.80.0100.00716.80
8.0.70.0000.00716.88
8.0.60.0030.00316.81
8.0.50.0070.00016.67
8.0.30.0100.01016.77
8.0.20.0050.01316.91
8.0.10.0030.00416.76
8.0.00.0120.01016.63
7.4.330.0050.00012.85
7.4.320.0000.00616.46
7.4.300.0000.00616.36
7.4.290.0030.00316.39
7.4.280.0000.00816.27
7.4.270.0000.00716.32
7.4.260.0030.00313.11
7.4.250.0080.00016.26
7.4.240.0040.00416.27
7.4.230.0000.00616.50
7.4.220.0060.01216.41
7.4.210.0000.01316.32
7.4.200.0070.00016.28
7.4.190.0040.00416.44
7.4.160.0060.00916.59
7.4.150.0090.00916.48
7.4.140.0090.00916.38
7.4.130.0070.01016.32
7.4.120.0130.00316.39
7.4.110.0070.01016.29
7.4.100.0090.01516.37
7.4.90.0040.01616.46
7.4.80.0090.01619.39
7.4.70.0160.00016.45
7.4.60.0100.00616.29
7.4.50.0050.00016.29
7.4.40.0050.01016.32
7.4.30.0160.00416.41
7.4.00.0000.00714.61
7.3.330.0030.00312.84
7.3.320.0030.00312.88
7.3.310.0030.00316.11
7.3.300.0000.00716.03
7.3.290.0110.00416.09
7.3.280.0070.01316.11
7.3.270.0120.00316.43
7.3.260.0130.01016.32
7.3.250.0110.01116.33
7.3.240.0120.00316.30
7.3.230.0080.00816.15
7.3.210.0070.01416.06
7.3.200.0070.01116.40
7.3.190.0100.00716.22
7.3.180.0060.01016.05
7.3.170.0090.00616.32
7.3.160.0090.00616.35
7.3.120.0040.01214.88
7.2.330.0080.01216.54
7.2.320.0150.00316.24
7.2.310.0100.01316.62
7.2.300.0060.01316.29
7.2.290.0060.01116.25
7.2.00.0030.00619.26
7.1.100.0000.01417.87
7.1.70.0000.00716.82
7.1.60.0030.01319.17
7.1.50.0040.01116.62
7.1.00.0030.03322.36
7.0.200.0430.00714.72
7.0.140.0030.07321.95
7.0.120.0000.07322.12
7.0.60.0130.08019.93
7.0.50.0030.08317.76
7.0.40.0100.06320.04
7.0.30.0300.07020.00
7.0.20.0230.06020.15
7.0.10.0300.04719.99
7.0.00.0170.07320.19
5.6.280.0000.07720.80
5.6.210.0000.05320.52
5.6.200.0070.08018.16
5.6.190.0030.07020.64
5.6.180.0300.07320.58
5.6.170.0330.08320.71
5.6.160.0030.05020.41
5.6.150.0000.04318.15
5.6.140.0070.07318.21
5.6.130.0070.04018.12
5.6.120.0130.05721.03
5.6.110.0130.06721.14
5.6.100.0130.06321.13
5.6.90.0230.07020.99
5.6.80.0100.03720.38
5.6.70.0230.04720.27
5.5.350.0400.07020.52
5.5.340.0100.07018.03
5.5.330.0130.05720.28
5.5.320.0330.06320.37
5.5.310.0270.05720.41
5.5.300.0000.07017.89
5.5.290.0030.04017.98
5.5.280.0130.03720.84
5.5.270.0000.04320.86
5.5.260.0030.04720.86
5.5.250.0070.07020.46
5.5.240.0000.06020.27
5.4.450.0030.08019.33
5.4.440.0030.04019.25
5.4.430.0030.05319.39
5.4.420.0070.04319.41
5.4.410.0100.04719.27
5.4.400.0070.06018.80
5.4.390.0070.08019.14
5.4.380.0070.07719.15
5.4.370.0100.06718.79
5.4.360.0070.06319.20
5.4.350.0030.04019.14
5.4.340.0070.05019.17
5.4.320.0070.04319.18
5.4.310.0070.04719.00
5.4.300.0000.04019.10
5.4.290.0000.05719.11
5.4.280.0070.03719.07
5.4.270.0000.04019.18
5.4.260.0070.03319.00
5.4.250.0000.04019.17
5.4.240.0070.03319.07
5.4.230.0030.03719.07
5.4.220.0000.04019.11
5.4.210.0030.03719.07
5.4.200.0000.04019.14
5.4.190.0030.04018.87
5.4.180.0030.03719.13
5.4.170.0030.03718.81
5.4.160.0070.03319.06
5.4.150.0000.04019.15
5.4.140.0000.04716.20
5.4.130.0000.04316.24
5.4.120.0070.03016.28
5.4.110.0070.04716.27
5.4.100.0070.03016.40
5.4.90.0100.03316.30
5.4.80.0000.03716.25
5.4.70.0200.02716.41
5.4.60.0030.04316.22
5.4.50.0070.03316.23
5.4.40.0030.03316.34
5.4.30.0000.03716.23
5.4.20.0100.03016.36
5.4.10.0070.03016.55
5.4.00.0070.03315.80
5.3.290.0100.07014.59
5.3.280.0030.04714.53
5.3.270.0030.03714.69
5.3.260.0070.03714.57
5.3.250.0000.04014.54
5.3.240.0030.03714.54
5.3.230.0030.03714.49
5.3.220.0000.03714.65
5.3.210.0030.03714.44
5.3.200.0030.03314.53
5.3.190.0000.04014.58
5.3.180.0170.02314.53
5.3.170.0000.04014.48
5.3.160.0070.03314.44
5.3.150.0000.04014.48
5.3.140.0100.03014.48
5.3.130.0100.04014.50
5.3.120.0070.04014.42
5.3.110.0030.03714.33
5.3.100.0000.05014.12
5.3.90.0030.06014.10
5.3.80.0030.06313.93
5.3.70.0070.06013.97
5.3.60.0030.06013.84
5.3.50.0030.04713.73
5.3.40.0100.07013.88
5.3.30.0030.03713.83
5.3.20.0070.04713.63
5.3.10.0130.07013.58
5.3.00.0030.05013.47
5.2.170.0000.04311.04
5.2.160.0030.03711.04
5.2.150.0030.03711.23
5.2.140.0030.04711.08
5.2.130.0030.06010.98
5.2.120.0070.05310.99
5.2.110.0000.06711.25
5.2.100.0130.04011.07
5.2.90.0070.06011.25
5.2.80.0030.03711.02
5.2.70.0000.06711.06
5.2.60.0030.05310.93
5.2.50.0100.06011.00
5.2.40.0030.03710.81
5.2.30.0000.03310.93
5.2.20.0070.06010.88
5.2.10.0100.02010.86
5.2.00.0030.02710.71
5.1.60.0030.0339.96
5.1.50.0030.0539.95
5.1.40.0070.05010.14
5.1.30.0030.06010.18
5.1.20.0130.04710.35
5.1.10.0030.04310.07
5.1.00.0030.04010.12
5.0.50.0000.0509.07
5.0.40.0070.0439.07
5.0.30.0030.0439.07
5.0.20.0070.0209.07
5.0.10.0070.0439.07
5.0.00.0070.0609.07
4.4.90.0000.0309.07
4.4.80.0070.0209.07
4.4.70.0000.0179.07
4.4.60.0030.0309.07
4.4.50.0030.0139.07
4.4.40.0070.0279.07
4.4.30.0030.0339.07
4.4.20.0000.0409.07
4.4.10.0100.0279.07
4.4.00.0000.0409.07
4.3.110.0100.0279.07
4.3.100.0000.0239.07
4.3.90.0000.0379.07
4.3.80.0000.0509.07
4.3.70.0030.0239.07
4.3.60.0100.0239.07
4.3.50.0030.0279.07
4.3.40.0030.0409.07
4.3.30.0000.0379.07
4.3.20.0000.0409.07
4.3.10.0030.0309.07
4.3.00.0000.0309.07

preferences:
41.19 ms | 401 KiB | 5 Q