3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = base64_encode('181'); echo sizeof($s); echo "\n".base64_decode($s);

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)
8.3.60.0090.00618.55
8.3.50.0120.01121.21
8.3.40.0070.00718.79
8.3.30.0150.00320.22
8.3.20.0120.00420.52
8.3.10.0110.00721.04
8.3.00.0110.00722.37
8.2.180.0120.00916.63
8.2.170.0090.00622.96
8.2.160.0130.00320.30
8.2.150.0080.00024.18
8.2.140.0110.00424.66
8.2.130.0040.00426.16
8.2.120.0060.01220.94
8.2.110.0050.00521.11
8.2.100.0070.00317.78
8.2.90.0040.00419.08
8.2.80.0030.00818.04
8.2.70.0080.00017.50
8.2.60.0030.00518.04
8.2.50.0000.00818.07
8.2.40.0000.00818.22
8.2.30.0000.00719.41
8.2.20.0040.00417.58
8.2.10.0050.00217.79
8.2.00.0040.00417.61
8.1.270.0050.00323.99
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0100.00723.79
8.1.230.0030.00720.97
8.1.220.0050.00318.77
8.1.210.0000.00818.90
8.1.200.0000.00917.36
8.1.190.0040.00417.52
8.1.180.0080.00018.10
8.1.170.0060.00318.51
8.1.160.0040.00418.84
8.1.150.0000.00718.67
8.1.140.0080.00017.38
8.1.130.0070.00017.86
8.1.120.0040.00417.32
8.1.110.0040.00417.34
8.1.100.0000.00717.46
8.1.90.0000.00717.34
8.1.80.0040.00417.35
8.1.70.0000.00717.43
8.1.60.0040.00417.55
8.1.50.0040.00417.55
8.1.40.0000.00817.41
8.1.30.0000.00717.57
8.1.20.0000.00817.54
8.1.10.0040.00417.42
8.1.00.0040.00417.46
8.0.300.0000.00719.73
8.0.290.0050.00317.05
8.0.280.0030.00318.21
8.0.270.0070.00017.84
8.0.260.0040.00416.74
8.0.250.0040.00416.84
8.0.240.0080.00016.92
8.0.230.0070.00016.98
8.0.220.0030.00316.89
8.0.210.0040.00416.75
8.0.200.0000.00616.93
8.0.190.0040.00416.83
8.0.180.0000.00716.90
8.0.170.0030.00317.05
8.0.160.0050.00316.85
8.0.150.0030.00716.97
8.0.140.0040.00416.96
8.0.130.0060.00013.38
8.0.120.0040.00416.79
8.0.110.0030.00516.82
8.0.100.0040.00416.78
8.0.90.0000.00816.89
8.0.80.0090.00916.89
8.0.70.0000.00716.75
8.0.60.0040.00416.94
8.0.50.0000.00716.89
8.0.30.0100.00816.93
8.0.20.0120.00817.40
8.0.10.0070.00016.93
8.0.00.0050.01616.75
7.4.330.0030.00316.71
7.4.320.0030.00316.53
7.4.300.0000.00616.47
7.4.290.0030.00316.51
7.4.280.0000.00716.48
7.4.270.0040.00416.44
7.4.260.0030.00313.30
7.4.250.0000.00716.55
7.4.240.0030.00316.58
7.4.230.0000.00716.69
7.4.220.0090.00916.54
7.4.210.0080.00716.52
7.4.200.0070.00016.30
7.4.190.0030.00316.45
7.4.160.0140.00716.49
7.4.150.0110.00717.40
7.4.140.0090.00817.86
7.4.130.0130.00416.59
7.4.120.0100.00716.50
7.4.110.0040.01216.54
7.4.100.0060.01216.70
7.4.90.0110.00716.30
7.4.80.0050.01319.39
7.4.70.0100.00616.30
7.4.60.0070.01116.68
7.4.50.0040.00416.29
7.4.40.0030.00722.77
7.4.30.0000.01716.55
7.4.00.0080.00814.91
7.3.330.0000.00513.19
7.3.320.0000.00513.09
7.3.310.0050.00316.18
7.3.300.0030.00316.24
7.3.290.0040.01316.29
7.3.280.0050.01216.25
7.3.270.0110.00617.40
7.3.260.0100.00718.24
7.3.250.0090.00816.42
7.3.240.0050.01416.32
7.3.230.0070.01116.39
7.3.210.0110.00716.33
7.3.200.0070.01419.39
7.3.190.0110.00616.54
7.3.180.0130.00716.17
7.3.170.0060.00916.54
7.3.160.0120.00916.43
7.3.120.0090.00614.94
7.2.330.0140.00916.50
7.2.320.0080.00916.64
7.2.310.0060.01316.62
7.2.300.0030.01416.40
7.2.290.0130.00316.64
7.2.60.0000.01217.04
7.1.200.0040.01115.45
7.1.70.0020.00517.13
7.1.60.0100.01419.17
7.1.50.0100.01316.83
7.1.00.0000.04722.37
7.0.200.0030.00316.57
7.0.140.0030.07322.12
7.0.70.0030.08321.95
7.0.60.0070.07321.75
7.0.50.0000.08322.07
7.0.40.0000.04720.00
7.0.30.0030.07320.08
7.0.20.0030.04720.08
7.0.10.0100.07719.99
7.0.00.0000.05720.11
5.6.280.0000.07720.77
5.6.220.0030.07720.70
5.6.210.0000.08320.74
5.6.200.0030.08721.01
5.6.190.0000.06321.16
5.6.180.0070.07320.98
5.6.170.0070.04721.04
5.6.160.0030.08320.95
5.6.150.0070.08020.96
5.6.140.0030.08021.06
5.6.130.0030.07721.16
5.6.120.0100.08020.93
5.6.110.0070.05721.02
5.6.100.0000.08320.93
5.6.90.0030.07720.97
5.6.80.0000.07720.39
5.6.70.0030.07020.36
5.6.60.0070.08020.30
5.6.50.0030.08320.45
5.6.40.0070.03720.29
5.6.30.0070.04320.37
5.6.20.0000.06320.45
5.6.10.0100.07720.26
5.6.00.0130.06320.31
5.5.360.0070.08020.42
5.5.350.0070.07020.41
5.5.340.0000.08020.82
5.5.330.0030.08320.92
5.5.320.0000.07020.79
5.5.310.0030.04320.90
5.5.300.0070.08020.85
5.5.290.0070.09320.79
5.5.280.0030.05720.63
5.5.270.0030.05320.76
5.5.260.0030.08320.74
5.5.250.0070.08020.60
5.5.240.0070.06020.02
5.5.230.0070.07720.23
5.5.220.0030.05720.10
5.5.210.0030.04320.14
5.5.200.0100.08020.12
5.5.190.0000.06020.16
5.5.180.0000.04720.06
5.5.160.0170.06720.20
5.5.150.0030.05020.20
5.5.140.0030.08020.27
5.5.130.0030.06720.21
5.5.120.0070.04020.16
5.5.110.0030.07320.17
5.5.100.0030.07020.04
5.5.90.0030.05020.16
5.5.80.0100.07320.04
5.5.70.0030.08020.00
5.5.60.0100.07020.13
5.5.50.0030.08020.15
5.5.40.0030.07320.12
5.5.30.0030.03720.06
5.5.20.0070.06720.05
5.5.10.0100.05020.09
5.5.00.0030.05019.99
5.4.450.0000.08719.40
5.4.440.0070.08019.45
5.4.430.0030.08019.35
5.4.420.0030.04319.26
5.4.410.0030.06719.28
5.4.400.0000.05018.81
5.4.390.0100.03718.79
5.4.380.0100.06719.14
5.4.370.0030.08018.91
5.4.360.0000.04319.12
5.4.350.0000.07319.03
5.4.340.0030.05319.23
5.4.320.0030.04319.06
5.4.310.0130.04319.04
5.4.300.0030.04719.02
5.4.290.0100.07318.78
5.4.280.0130.06718.94
5.4.270.0000.08018.89
5.4.260.0100.07318.94
5.4.250.0000.06018.89
5.4.240.0070.06319.02
5.4.230.0100.07019.02
5.4.220.0030.08319.07
5.4.210.0130.06718.80
5.4.200.0070.07719.04
5.4.190.0000.04018.93
5.4.180.0070.06719.02
5.4.170.0030.04318.95
5.4.160.0070.05319.04
5.4.150.0030.08019.21
5.4.140.0000.08016.34
5.4.130.0000.07316.11
5.4.120.0000.07316.39
5.4.110.0030.07716.34
5.4.100.0000.04016.26
5.4.90.0000.05316.44
5.4.80.0030.07316.21
5.4.70.0030.06016.20
5.4.60.0030.07716.29
5.4.50.0000.04716.37
5.4.40.0030.03316.23
5.4.30.0000.07016.29
5.4.20.0030.03716.17
5.4.10.0000.04016.41
5.4.00.0070.03015.82
5.3.290.0070.08014.64
5.3.280.0030.07314.55
5.3.270.0000.05314.46
5.3.260.0100.06714.46
5.3.250.0030.06714.46
5.3.240.0030.08014.42
5.3.230.0030.06014.55
5.3.220.0100.07014.52
5.3.210.0030.05714.42
5.3.200.0000.07314.47
5.3.190.0070.06714.38
5.3.180.0000.07714.41
5.3.170.0000.07314.54
5.3.160.0000.08014.38
5.3.150.0030.07714.55
5.3.140.0000.04714.51
5.3.130.0000.06714.52
5.3.120.0000.08014.52
5.3.110.0000.06714.40
5.3.100.0000.07014.00
5.3.90.0070.04714.00
5.3.80.0030.05713.79
5.3.70.0030.07313.99
5.3.60.0000.08013.97
5.3.50.0030.07013.89
5.3.40.0000.07713.88
5.3.30.0000.07313.76
5.3.20.0070.06713.68
5.3.10.0030.05313.60
5.3.00.0000.06713.64
5.2.170.0070.04013.32
5.2.160.0030.04713.32
5.2.150.0030.05313.32
5.2.140.0000.07013.32
5.2.130.0000.06313.32
5.2.120.0000.04313.32
5.2.110.0030.03713.32
5.2.100.0000.05713.32
5.2.90.0000.06713.32
5.2.80.0000.04313.32
5.2.70.0070.06013.32
5.2.60.0030.06313.32
5.2.50.0000.06313.32
5.2.40.0030.06013.32
5.2.30.0070.06013.32
5.2.20.0030.06313.32
5.2.10.0030.06313.32
5.2.00.0070.05313.32
5.1.60.0030.05313.32
5.1.50.0030.03713.32
5.1.40.0070.05013.32
5.1.30.0030.05713.32
5.1.20.0030.05713.32
5.1.10.0070.05013.32
5.1.00.0070.05313.32
5.0.50.0030.04713.32
5.0.40.0000.04013.32
5.0.30.0070.05713.32
5.0.20.0030.04313.32
5.0.10.0030.04313.32
5.0.00.0030.06013.32
4.4.90.0070.03013.32
4.4.80.0030.03313.32
4.4.70.0070.03013.32
4.4.60.0000.03013.32
4.4.50.0030.03013.32
4.4.40.0000.05713.32
4.4.30.0000.03713.32
4.4.20.0000.03313.32
4.4.10.0070.03013.32
4.4.00.0000.05713.32
4.3.110.0000.02313.32
4.3.100.0000.02313.32
4.3.90.0000.03713.32
4.3.80.0030.05713.32
4.3.70.0030.03013.32
4.3.60.0000.03313.32
4.3.50.0030.03313.32
4.3.40.0000.03713.32
4.3.30.0000.03713.32
4.3.20.0030.03313.32
4.3.10.0000.03013.32
4.3.00.0030.03313.32

preferences:
79.06 ms | 400 KiB | 5 Q