3v4l.org

run code in 300+ PHP versions simultaneously
<?php function base64_encode_url($string) { return str_replace(['+','/','='], ['-','_',''], base64_encode($string)); } function base64_decode_url($string) { return base64_decode(str_replace(['-','_'], ['+','/'], $string)); } for ($i=0; $i<20000; $i++) { $data = random_bytes(rand(12,20)); if (base64_decode_url(base64_encode($data)) !== $data) { echo "FAIL"; } } echo "OK";

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)
8.4.120.0350.01423.79
8.4.110.0440.01617.61
8.4.100.0290.01418.00
8.4.90.0230.01217.55
8.4.80.0210.01017.54
8.4.70.0310.01217.58
8.4.60.0230.01017.86
8.4.50.0350.01517.96
8.4.40.0270.01317.33
8.4.30.0380.01617.57
8.4.20.0310.01317.42
8.4.10.0330.01417.85
8.3.250.0120.00816.50
8.3.240.0210.01016.31
8.3.230.0240.01216.38
8.3.220.0260.00916.33
8.3.210.0290.01116.40
8.3.200.0270.01016.26
8.3.190.0260.00916.33
8.3.180.0270.01016.31
8.3.170.0250.01116.65
8.3.160.0290.01016.40
8.3.150.0300.01416.41
8.3.140.0290.01316.45
8.3.130.0330.01516.67
8.3.120.0250.01316.56
8.3.110.0270.01216.45
8.3.100.0340.01222.93
8.3.90.0360.01523.11
8.3.80.0360.01322.75
8.3.70.0350.01020.66
8.3.60.0310.01221.76
8.3.50.0300.00921.65
8.3.40.0310.01821.39
8.3.30.0290.01422.45
8.3.20.0290.01122.84
8.3.10.0260.01222.83
8.3.00.0250.01223.91
8.2.290.0200.00816.46
8.2.280.0220.01116.47
8.2.270.0270.01016.45
8.2.260.0270.01116.40
8.2.250.0250.01116.48
8.2.240.0300.01016.47
8.2.230.0260.01116.23
8.2.220.0250.01322.96
8.2.210.0280.01221.72
8.2.200.0290.01321.55
8.2.190.0280.01021.59
8.2.180.0260.01121.63
8.2.170.0330.01622.06
8.2.160.0350.01322.53
8.2.150.0260.01522.43
8.2.140.0300.01422.69
8.2.130.0250.01123.60
8.2.120.0280.01223.55
8.2.110.0330.01523.13
8.2.100.0300.01322.67
8.2.90.0310.01322.46
8.2.80.0270.01522.48
8.2.70.0230.01344.65
8.2.60.0260.01236.24
8.2.50.0280.01334.79
8.2.40.0240.01333.97
8.2.30.0230.01331.35
8.2.20.0220.01332.10
8.2.10.0220.01329.74
8.2.00.0230.01230.94
8.1.330.0200.00915.88
8.1.320.0230.01116.55
8.1.310.0280.01216.04
8.1.300.0280.01216.21
8.1.290.0280.01423.33
8.1.280.0250.01321.30
8.1.270.0270.01322.71
8.1.260.0230.01323.61
8.1.250.0280.01123.70
8.1.240.0230.01122.80
8.1.230.0240.01122.47
8.1.220.0280.01222.33
8.1.210.0270.01522.41
8.1.200.0250.01235.02
8.1.190.0260.01336.10
8.1.180.0250.01334.59
8.1.170.0250.01233.79
8.1.160.0230.01232.60
8.1.150.0220.01230.88
8.1.140.0220.01231.05
8.1.130.0210.01130.39
8.1.120.0230.01229.80
8.1.110.0220.01229.71
8.1.100.0210.01129.01
8.1.90.0230.01228.58
8.1.80.0220.01127.50
8.1.70.0200.01226.35
8.1.60.0200.01325.63
8.1.50.0220.01126.26
8.1.40.0230.01225.15
8.1.30.0230.01125.67
8.1.20.0230.01225.07
8.1.10.0250.01324.67
8.1.00.0260.01224.59
8.0.300.0340.01021.60
8.0.290.0250.01235.83
8.0.280.0230.01331.68
8.0.270.0240.01131.32
8.0.260.0260.01230.99
8.0.250.0250.01129.86
8.0.240.0250.01129.34
8.0.230.0230.01228.69
8.0.220.0230.01128.18
8.0.210.0220.01127.80
8.0.200.0230.01226.49
8.0.190.0200.01225.84
8.0.180.0210.01225.84
8.0.170.0220.01125.21
8.0.160.0220.01125.11
8.0.150.0230.01124.43
8.0.140.0240.01224.29
8.0.130.0250.01223.62
8.0.120.0270.01023.08
8.0.110.0240.01223.75
8.0.100.0250.01223.59
8.0.90.0260.01223.10
8.0.80.0260.01422.67
8.0.70.0260.01322.97
8.0.60.0250.01422.96
8.0.50.0260.01322.96
8.0.30.0280.01921.87
8.0.20.0280.02121.84
8.0.10.0280.02221.62
8.0.00.0280.02221.65
7.4.330.0230.01325.24
7.4.320.0240.01229.15
7.4.300.0200.01326.04
7.4.290.0230.01224.89
7.4.280.0250.01224.47
7.4.270.0280.01123.45
7.4.260.0250.01223.58
7.4.250.0250.01323.11
7.4.240.0250.01123.59
7.4.230.0260.01223.24
7.4.220.0260.01122.44
7.4.210.0250.01322.79
7.4.200.0260.01322.80
7.4.190.0250.01322.82
7.4.180.0250.01322.86
7.4.160.0270.01821.64
7.4.150.0260.01921.48
7.4.140.0300.02121.13
7.4.130.0290.02121.12
7.4.120.0310.02221.02
7.4.110.0320.02320.89
7.4.100.0330.02320.77
7.4.90.0340.02420.57
7.4.80.0330.02520.50
7.4.70.0340.02620.42
7.4.60.0330.02620.28
7.4.50.0340.02620.16
7.4.40.0330.02620.07
7.4.30.0350.02720.01
7.4.20.0340.02819.78
7.4.10.0350.02719.74
7.4.00.0340.02819.71
7.3.330.0250.01123.62
7.3.320.0250.01223.64
7.3.310.0260.01123.40
7.3.300.0270.01223.24
7.3.290.0260.01422.66
7.3.280.0280.01821.68
7.3.270.0290.02021.43
7.3.260.0300.02221.14
7.3.250.0290.02321.05
7.3.240.0320.02120.97
7.3.230.0320.02320.86
7.3.220.0320.02420.62
7.3.210.0340.02420.46
7.3.200.0350.02520.37
7.3.190.0350.02620.33
7.3.180.0350.02620.23
7.3.170.0350.02620.08
7.3.160.0360.02620.03
7.3.150.0360.02819.93
7.3.140.0360.02719.77
7.3.130.0370.02719.67
7.3.120.0360.02819.60
7.3.110.0360.03019.46
7.3.100.0370.03019.25
7.3.90.0370.03219.18
7.3.80.0370.03118.98
7.3.70.0360.03218.96
7.3.60.0370.03318.99
7.3.50.0360.03118.97
7.3.40.0350.03218.97
7.3.30.0360.03018.99
7.3.20.0380.03219.45
7.3.10.0380.03019.37
7.3.00.0380.03219.37
7.2.340.0340.02520.90
7.2.330.0370.02620.61
7.2.320.0360.02620.54
7.2.310.0370.02820.36
7.2.300.0360.02720.36
7.2.290.0380.03020.17
7.2.280.0370.03020.06
7.2.270.0370.03119.90
7.2.260.0370.03119.82
7.2.250.0370.03319.78
7.2.240.0380.03219.64
7.2.230.0380.03319.42
7.2.220.0380.03419.21
7.2.210.0370.03419.11
7.2.200.0390.03319.15
7.2.190.0370.03319.09
7.2.180.0370.03319.08
7.2.170.0380.03319.11
7.2.160.0370.03319.12
7.2.150.0390.03419.61
7.2.140.0390.03319.60
7.2.130.0390.03319.63
7.2.120.0400.03319.62
7.2.110.0400.03419.59
7.2.100.0440.03319.57
7.2.90.0430.03319.50
7.2.80.0420.03319.50
7.2.70.0430.03319.51
7.2.60.0420.03119.52
7.2.50.0420.03319.51
7.2.40.0430.03319.54
7.2.30.0430.03319.54
7.2.20.0420.03319.57
7.2.10.0420.03419.57
7.2.00.0420.03419.57
7.1.330.0400.03619.30
7.1.320.0410.03818.84
7.1.310.0400.03918.76
7.1.300.0400.03818.69
7.1.290.0400.03818.69
7.1.280.0390.03918.67
7.1.270.0400.03818.69
7.1.260.0400.03918.67
7.1.250.0390.04018.61
7.1.240.0400.03918.59
7.1.230.0400.03918.61
7.1.220.0420.04018.58
7.1.210.0450.03718.54
7.1.200.0440.03918.54
7.1.190.0440.03718.56
7.1.180.0430.03818.53
7.1.170.0440.03818.53
7.1.160.0430.03818.53
7.1.150.0440.03718.54
7.1.140.0440.03918.54
7.1.130.0440.03918.54
7.1.120.0450.03818.53
7.1.110.0440.03918.56
7.1.100.0440.03718.56
7.1.90.0430.03918.57
7.1.80.0410.04018.59
7.1.70.0430.03818.52
7.1.60.0420.03818.83
7.1.50.0430.03818.82
7.1.40.0400.03918.83
7.1.30.0420.03818.82
7.1.20.0430.03918.81
7.1.10.0440.03818.57
7.1.00.0420.03618.54
7.0.330.0400.04118.24
7.0.320.0390.04218.85
7.0.310.0420.04018.76
7.0.300.0440.04118.75
7.0.290.0430.04118.77
7.0.280.0430.04118.75
7.0.270.0410.04318.79
7.0.260.0440.04018.78
7.0.250.0420.04218.90
7.0.240.0410.04118.92
7.0.230.0400.04018.91
7.0.220.0420.04118.87
7.0.210.0420.04018.88
7.0.200.0400.04218.87
7.0.190.0400.04218.89
7.0.180.0390.04218.89
7.0.170.0400.04118.92
7.0.160.0390.04018.86
7.0.150.0430.04118.86
7.0.140.0430.04118.87
7.0.130.0420.04218.87
7.0.120.0440.04018.89
7.0.110.0430.04218.86
7.0.100.0420.04318.86
7.0.90.0420.04218.82
7.0.80.0410.04218.82
7.0.70.0420.04118.82
7.0.60.0430.04318.84
7.0.50.0420.04218.78
7.0.40.0430.04218.84
7.0.30.0420.04318.82
7.0.20.0420.04018.79
7.0.10.0420.04218.88
7.0.00.0420.04218.78
5.6.400.0130.00818.32
5.6.390.0130.00818.44
5.6.380.0130.00918.38
5.6.370.0140.00818.87
5.6.360.0140.00818.85
5.6.350.0130.00818.83
5.6.340.0140.00818.87
5.6.330.0140.00818.86
5.6.320.0130.00818.86
5.6.310.0130.00818.87
5.6.300.0140.00818.75
5.6.290.0130.00818.83
5.6.280.0130.00818.84
5.6.270.0130.00818.97
5.6.260.0130.00818.86
5.6.250.0130.00818.86
5.6.240.0130.00818.87
5.6.230.0130.00918.88
5.6.220.0140.00718.91
5.6.210.0140.00818.91
5.6.200.0140.00818.95
5.6.190.0140.00818.95
5.6.180.0140.00718.92
5.6.170.0140.00718.89
5.6.160.0140.00818.92
5.6.150.0140.00818.92
5.6.140.0130.00818.89
5.6.130.0140.00718.90
5.6.120.0130.00818.89
5.6.110.0140.00818.86
5.6.100.0140.00718.84
5.6.90.0130.00818.86
5.6.80.0130.00818.83
5.6.70.0130.00818.85
5.6.60.0130.00818.85
5.6.50.0130.00818.76
5.6.40.0120.00818.86
5.6.30.0130.00818.86
5.6.20.0130.00818.82
5.6.10.0130.00818.81
5.6.00.0120.00719.13

preferences:
111.28 ms | 403 KiB | 5 Q