3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = openssl_encrypt('0000000000000000', 'aes-128-ctr', '0123456789abcdef', OPENSSL_RAW_DATA, '0000000000000000'); $y = openssl_encrypt('0000000000000001', 'aes-128-ctr', '0123456789abcdef', OPENSSL_RAW_DATA, '0000000000000000'); $z = ''; for ($i = 0; $i < 16; ++$i) { $z .= \ord( \chr($x[$i]) ^ \chr($y[$i]) ); } var_dump( bin2hex($x), bin2hex($y), bin2hex($z) );

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)
8.3.60.0040.01116.75
8.3.50.0140.00822.03
8.3.40.0090.00918.84
8.3.30.0100.00718.75
8.3.20.0070.00020.34
8.3.10.0080.00023.69
8.3.00.0040.00417.80
8.2.180.0090.00618.41
8.2.170.0100.00722.96
8.2.160.0110.00719.09
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0060.00326.16
8.2.120.0040.00417.50
8.2.110.0060.00319.38
8.2.100.0120.00017.72
8.2.90.0040.00419.23
8.2.80.0080.00017.97
8.2.70.0080.00017.63
8.2.60.0000.00817.80
8.2.50.0050.00518.10
8.2.40.0030.00621.01
8.2.30.0040.00420.62
8.2.20.0040.00417.67
8.2.10.0040.00418.01
8.2.00.0030.00518.10
8.1.280.0180.00325.92
8.1.270.0120.00623.96
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0000.00822.10
8.1.230.0110.00017.64
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.13
8.1.190.0080.00017.22
8.1.180.0050.00318.10
8.1.170.0110.00020.07
8.1.160.0070.00021.95
8.1.150.0000.00718.64
8.1.140.0040.00419.32
8.1.130.0000.00717.58
8.1.120.0040.00417.23
8.1.110.0040.00417.38
8.1.100.0000.00717.38
8.1.90.0000.00717.32
8.1.80.0030.00517.32
8.1.70.0070.00017.36
8.1.60.0000.00717.45
8.1.50.0050.00317.36
8.1.40.0030.00517.47
8.1.30.0040.00417.43
8.1.20.0030.00617.52
8.1.10.0040.00417.54
8.1.00.0020.00517.46
8.0.300.0060.00318.77
8.0.290.0020.00516.63
8.0.280.0000.00718.41
8.0.270.0030.00317.24
8.0.260.0060.00017.22
8.0.250.0070.00016.88
8.0.240.0000.00716.89
8.0.230.0060.00017.02
8.0.220.0050.00316.89
8.0.210.0040.00416.89
8.0.200.0030.00316.94
8.0.190.0020.00516.85
8.0.180.0070.00016.88
8.0.170.0000.00816.82
8.0.160.0000.00716.95
8.0.150.0000.00716.87
8.0.140.0070.00016.84
8.0.130.0050.00313.31
8.0.120.0040.00416.87
8.0.110.0050.00316.79
8.0.100.0040.00416.89
8.0.90.0000.00816.71
8.0.80.0100.00616.89
8.0.70.0070.00016.80
8.0.60.0070.00016.91
8.0.50.0090.00016.95
8.0.30.0120.00816.96
8.0.20.0110.00717.40
8.0.10.0050.00317.02
8.0.00.0130.00616.64
7.4.330.0050.00015.08
7.4.320.0030.00316.45
7.4.300.0030.00316.34
7.4.290.0070.00016.54
7.4.280.0050.00316.53
7.4.270.0040.00416.37
7.4.260.0030.00316.54
7.4.250.0070.00016.45
7.4.240.0000.00716.45
7.4.230.0040.00416.64
7.4.220.0130.00716.48
7.4.210.0030.01316.38
7.4.200.0000.00716.47
7.4.160.0090.00916.50
7.4.150.0100.00617.40
7.4.140.0080.01217.86
7.4.130.0110.00616.52
7.4.120.0080.01016.43
7.4.110.0070.01116.31
7.4.100.0070.01116.42
7.4.90.0120.00616.45
7.4.80.0150.00619.39
7.4.70.0130.00516.55
7.4.60.0090.00616.48
7.4.50.0000.00516.38
7.4.40.0220.00416.60
7.4.30.0060.01616.27
7.4.00.0100.00714.91
7.3.330.0000.00513.10
7.3.320.0000.00613.20
7.3.310.0050.00316.33
7.3.300.0040.00416.06
7.3.290.0090.00616.28
7.3.280.0110.00716.23
7.3.270.0080.01217.40
7.3.260.0170.00016.15
7.3.250.0100.00716.30
7.3.240.0120.00616.28
7.3.230.0000.01616.39
7.3.210.0130.00316.23
7.3.200.0080.00816.35
7.3.190.0070.01516.21
7.3.180.0090.00616.36
7.3.170.0070.01016.46
7.3.160.0090.01316.43
7.2.330.0070.01016.48
7.2.320.0120.00616.56
7.2.310.0080.01616.56
7.2.300.0100.01316.49
7.2.290.0130.01016.54
7.2.00.0060.00619.30
7.1.100.0060.00617.83
7.1.70.0040.00417.21
7.1.60.0060.01219.50
7.1.50.0060.01216.96
7.1.00.0070.07322.39
7.0.200.0610.00614.42
7.0.60.0030.08020.15
7.0.50.0000.08017.94
7.0.40.0130.04720.15
7.0.30.0200.04720.17
7.0.20.0300.06320.27
7.0.10.0070.05020.27
7.0.00.0030.08020.24
5.6.280.0100.06020.89
5.6.210.0030.09720.51
5.6.200.0030.04018.29
5.6.190.0130.03720.56
5.6.180.2900.04320.50
5.6.170.0100.04720.57
5.6.160.0100.07020.77
5.6.150.0070.04018.21
5.6.140.0070.07718.21
5.6.130.0100.05318.28
5.6.120.0070.05321.08
5.6.110.0070.06721.16
5.6.100.0070.07721.14
5.6.90.0170.07721.00
5.6.80.0130.04720.42
5.6.70.3200.03720.49
5.5.350.0230.07720.36
5.5.340.0100.04718.04
5.5.330.0000.04320.53
5.5.320.0330.05320.50
5.5.310.0330.07020.39
5.5.300.0130.05718.02
5.5.290.0030.04718.00
5.5.280.0000.05021.07
5.5.270.0030.04720.90
5.5.260.0100.07720.98
5.5.250.0100.07320.59
5.5.240.0100.07720.29
5.4.450.0930.07019.48
5.4.440.0970.06019.16
5.4.430.1000.05019.70
5.4.420.0970.07319.33
5.4.410.0900.05319.20
5.4.400.0770.06019.40
5.4.390.0970.05019.15
5.4.380.0830.06318.87
5.4.370.0930.06718.89
5.4.360.0830.05718.98
5.4.350.0970.06719.43
5.4.340.0800.05019.32
5.4.320.0930.05719.38
5.4.310.0930.05318.98
5.4.300.1100.08319.37
5.4.290.0670.06319.20
5.4.280.0830.06019.25
5.4.270.0930.06719.01
5.4.260.0730.04719.38
5.4.250.0700.06319.26
5.4.240.0800.04719.26
5.4.230.0700.05719.34
5.4.220.0900.05319.32
5.4.210.0670.06719.34
5.4.200.0730.05719.42
5.4.190.0770.07719.05
5.4.180.0700.05719.36
5.4.170.0730.04719.27
5.4.160.0970.06718.82
5.4.150.0870.06319.24
5.4.140.0630.05316.33
5.4.130.0670.05016.59
5.4.120.0670.05016.25
5.4.110.0600.05316.07
5.4.100.0600.06016.45
5.4.90.0770.04016.45
5.4.80.0930.06016.56
5.4.70.0730.06016.41
5.4.60.0830.04716.35
5.4.50.0800.04016.35
5.4.40.0630.04716.42
5.4.30.0300.05316.46
5.4.20.0130.04716.18
5.4.10.0330.06016.15
5.4.00.0900.05016.04

preferences:
46.4 ms | 401 KiB | 5 Q