3v4l.org

run code in 300+ PHP versions simultaneously
<?php function xor_this_with($input, $key = '') { $return = ''; $length = strlen($input); $key_length = strlen($key); for ($i = 0; $i < $length; $i++) { $tmp = $input[$i]; for ($j = 0; $j < $key_length; $j++) { $tmp = chr(ord($tmp) ^ ord($key[$j])); } $hash .= $tmp; } return $return; } $iv = base64_decode('ifblUEQdFIheTrKCCfURRzEvu9h4xwlX2cElHybes90='); $plain = 's:1:"1";'; $padded = str_pad($plain, 32); $hash = xor_this_with($iv, $plain); $hash = xor_this_with($hash, $padded); print base64_encode($hash);

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)
8.3.60.0070.00718.30
8.3.50.0150.00422.09
8.3.40.0140.00318.96
8.3.30.0120.00619.07
8.3.20.0070.00020.30
8.3.10.0080.00022.10
8.3.00.0030.00522.50
8.2.180.0140.00316.50
8.2.170.0100.00322.96
8.2.160.0110.00420.89
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0120.00326.16
8.2.120.0000.00817.63
8.2.110.0080.01222.07
8.2.100.0090.00317.97
8.2.90.0040.00819.26
8.2.80.0040.00418.04
8.2.70.0030.00517.75
8.2.60.0040.00418.16
8.2.50.0040.00418.22
8.2.40.0000.00820.42
8.2.30.0040.00419.36
8.2.20.0040.00417.77
8.2.10.0060.00317.79
8.2.00.0040.00417.73
8.1.280.0110.00425.92
8.1.270.0080.00022.02
8.1.260.0070.00026.35
8.1.250.0030.00628.09
8.1.240.0070.01023.92
8.1.230.0080.00317.72
8.1.220.0050.00317.76
8.1.210.0040.00418.77
8.1.200.0030.00617.23
8.1.190.0060.00317.23
8.1.180.0080.00018.10
8.1.170.0060.00318.51
8.1.160.0070.00018.84
8.1.150.0040.00420.02
8.1.140.0080.00017.39
8.1.130.0000.00817.78
8.1.120.0000.00817.32
8.1.110.0000.00717.39
8.1.100.0040.00417.43
8.1.90.0030.00517.28
8.1.80.0040.00417.37
8.1.70.0070.00017.24
8.1.60.0040.00417.49
8.1.50.0040.00417.52
8.1.40.0080.00017.54
8.1.30.0000.00817.70
8.1.20.0080.00017.59
8.1.10.0030.00617.64
8.1.00.0030.00517.51
8.0.300.0040.00818.77
8.0.290.0060.00316.75
8.0.280.0070.00018.46
8.0.270.0030.00317.25
8.0.260.0030.00316.79
8.0.250.0000.00717.04
8.0.240.0080.00016.82
8.0.230.0000.00716.98
8.0.220.0070.00016.86
8.0.210.0030.00316.91
8.0.200.0030.00316.97
8.0.190.0000.00716.85
8.0.180.0000.00716.85
8.0.170.0040.00416.96
8.0.160.0040.00417.00
8.0.150.0000.01116.83
8.0.140.0000.00716.79
8.0.130.0000.00613.33
8.0.120.0000.00716.84
8.0.110.0000.00816.90
8.0.100.0040.00416.74
8.0.90.0040.00416.78
8.0.80.0120.00316.86
8.0.70.0040.00416.87
8.0.60.0040.00416.69
8.0.50.0060.00316.75
8.0.30.0140.00816.97
8.0.20.0080.01117.40
8.0.10.0040.00417.08
8.0.00.0120.00916.86
7.4.330.0050.00015.00
7.4.320.0040.00416.37
7.4.300.0030.00316.60
7.4.290.0030.00316.45
7.4.280.0040.00716.64
7.4.270.0070.00016.65
7.4.260.0060.00316.50
7.4.250.0000.00816.37
7.4.240.0020.00616.55
7.4.230.0000.00816.48
7.4.220.0030.01916.58
7.4.210.0080.00816.61
7.4.200.0030.00316.40
7.4.190.0000.00716.45
7.4.160.0070.00716.58
7.4.150.0060.01217.40
7.4.140.0150.00717.86
7.4.130.0050.01216.45
7.4.120.0070.01016.56
7.4.110.0030.01316.62
7.4.100.0120.00616.52
7.4.90.0120.00616.62
7.4.80.0070.01019.39
7.4.70.0100.00616.36
7.4.60.0030.01416.49
7.4.50.0000.00516.30
7.4.40.0090.00622.77
7.4.30.0030.01316.48
7.4.00.0050.01215.09
7.3.330.0040.00413.42
7.3.320.0050.00013.30
7.3.310.0070.00016.33
7.3.300.0050.00216.29
7.3.290.0060.01216.34
7.3.280.0080.01016.43
7.3.270.0120.00917.40
7.3.260.0110.00616.60
7.3.250.0070.01016.43
7.3.240.0120.00616.73
7.3.230.0060.00916.39
7.3.210.0050.01216.42
7.3.200.0100.01019.39
7.3.190.0070.01016.50
7.3.180.0030.01616.50
7.3.170.0030.01316.61
7.3.160.0140.00316.49
7.3.120.0110.00514.86
7.3.110.0040.01414.89
7.3.100.0070.00714.80
7.3.90.0100.00014.98
7.3.80.0040.01214.39
7.3.70.0030.01114.93
7.3.60.0070.00714.78
7.3.50.0060.00614.76
7.3.40.0040.01114.59
7.3.30.0070.00314.77
7.3.20.0000.01516.71
7.3.10.0000.01216.73
7.3.00.0060.00916.83
7.2.330.0130.00916.61
7.2.320.0100.00716.49
7.2.310.0060.01116.46
7.2.300.0070.01116.86
7.2.290.0060.00916.68
7.2.250.0070.00715.05
7.2.240.0120.00915.17
7.2.230.0090.00615.27
7.2.220.0040.00714.70
7.2.210.0030.01215.32
7.2.200.0070.01015.28
7.2.190.0080.00414.94
7.2.180.0030.01215.05
7.2.170.0070.01115.23
7.2.00.0100.00319.34
7.1.330.0070.00715.71
7.1.320.0060.00615.84
7.1.310.0060.00615.73
7.1.300.0140.00015.71
7.1.290.0000.00915.77
7.1.280.0060.00615.82
7.1.270.0040.00715.57
7.1.260.0100.00315.77
7.1.100.0060.00918.36
7.1.70.0030.00716.86
7.1.60.0090.01619.82
7.1.50.0090.01617.02
7.1.00.0070.06322.40
7.0.200.0030.00716.84
7.0.140.0030.07021.97
7.0.60.0200.07719.84
7.0.50.0030.07017.88
7.0.40.0100.08720.05
7.0.30.0470.06720.23
7.0.20.0200.08320.09
7.0.10.0230.06020.16
7.0.00.0070.06720.14
5.6.280.0170.06320.89
5.6.210.0030.04320.77
5.6.200.0170.03718.14
5.6.190.0000.08720.60
5.6.180.4000.04320.77
5.6.170.0100.04320.57
5.6.160.0130.07720.57
5.6.150.0230.06018.14
5.6.140.0100.03718.17
5.6.130.0070.04718.21
5.6.120.0070.08320.99
5.6.110.0130.07321.05
5.6.100.0070.06321.14
5.6.90.0070.04020.93
5.6.80.0130.06320.37
5.6.70.0230.07020.54
5.5.350.0070.08020.45
5.5.340.0070.03717.98
5.5.330.0070.09020.40
5.5.320.0230.04020.27
5.5.310.0170.08720.34
5.5.300.0100.06017.94
5.5.290.0100.07718.02
5.5.280.0100.08320.77
5.5.270.0030.05720.68
5.5.260.0070.06020.75
5.5.250.0070.08720.60
5.5.240.0030.06320.16
5.4.450.0170.07019.30
5.4.440.0230.06019.61
5.4.430.0030.06319.52
5.4.420.0130.05319.56
5.4.410.0130.05019.33
5.4.400.0070.05318.77
5.4.390.0100.05018.74
5.4.380.0870.06018.57
5.4.370.0130.05018.62
5.4.360.0100.05318.49
5.4.350.0200.05018.61
5.4.340.0200.04718.59
5.4.320.0070.03912.50
5.4.310.0060.04012.50
5.4.300.0090.03912.50
5.4.290.0070.03612.50
5.4.280.0100.04012.40
5.4.270.0100.07018.83
5.4.260.0030.06018.99
5.4.250.0200.06319.08
5.4.240.0070.06019.14
5.4.230.0100.06319.00
5.4.220.0100.06019.19
5.4.210.0170.06319.16
5.4.200.0270.05719.02
5.4.190.0030.06019.14
5.4.180.0070.06018.96
5.4.170.0070.07718.93
5.4.160.0130.06719.06
5.4.150.0230.05019.11
5.4.140.0130.07016.66
5.4.130.0100.06716.43
5.4.120.0030.05716.65
5.4.110.0030.08016.55
5.4.100.0170.04316.49
5.4.90.0030.06316.75
5.4.80.0130.04316.67
5.4.70.0100.06316.41
5.4.60.0130.05016.42
5.4.50.0230.05016.45
5.4.40.0100.05316.70
5.4.30.0230.04016.71
5.4.20.0130.06716.54
5.4.10.0100.05716.55
5.4.00.0030.05715.96
5.3.290.0050.04012.80
5.3.280.0000.06014.48
5.3.270.0100.05714.87
5.3.260.0130.04714.66
5.3.250.0130.06714.89
5.3.240.0130.06714.88
5.3.230.0130.06014.59
5.3.220.0200.05714.85
5.3.210.0200.04714.87
5.3.200.0130.06314.74
5.3.190.0200.06714.76
5.3.180.0070.05314.78
5.3.170.0030.06314.78
5.3.160.0070.05314.62
5.3.150.0100.05314.82
5.3.140.0070.07014.83
5.3.130.0030.06014.73
5.3.120.0170.07714.41
5.3.110.0100.06314.75
5.3.100.0130.06014.31
5.3.90.0100.07314.30
5.3.80.0030.07314.24
5.3.70.0070.06314.21
5.3.60.0130.06314.05
5.3.50.0230.05314.16
5.3.40.0100.06014.07
5.3.30.0070.05713.79
5.3.20.0130.06013.89
5.3.10.0030.07713.82
5.3.00.0170.04313.93
5.2.170.0200.03711.45
5.2.160.0030.06011.41
5.2.150.0070.04311.36
5.2.140.0170.03311.22
5.2.130.0070.04311.36
5.2.120.0030.04011.22
5.2.110.0100.03710.98
5.2.100.0000.06311.28
5.2.90.0200.03711.10
5.2.80.0030.05711.28
5.2.70.0100.04311.26
5.2.60.0100.04311.23
5.2.50.0130.04011.21
5.2.40.0230.04311.05
5.2.30.0070.06011.14
5.2.20.0100.04711.01
5.2.10.0070.04711.16
5.2.00.0070.03710.62
5.1.60.0030.04010.07
5.1.50.0000.05010.28
5.1.40.0100.03010.16
5.1.30.0070.05010.45
5.1.20.0200.03010.31
5.1.10.0100.04010.17
5.1.00.0070.04710.25
5.0.50.0070.0338.84
5.0.40.0130.0308.40
5.0.30.0000.0478.52
5.0.20.0200.0308.45
5.0.10.0030.0338.36
5.0.00.0000.0608.25
4.4.90.0030.0277.46
4.4.80.0030.0337.46
4.4.70.0030.0237.46
4.4.60.0030.0237.46
4.4.50.0030.0237.46
4.4.40.0070.0437.46
4.4.30.0070.0177.46
4.4.20.0000.0237.46
4.4.10.0030.0307.46
4.4.00.0000.0507.46
4.3.110.0000.0377.46
4.3.100.0000.0277.46
4.3.90.0000.0307.46
4.3.80.0000.0407.46
4.3.70.0000.0207.46
4.3.60.0070.0277.46
4.3.50.0100.0277.46
4.3.40.0000.0437.46
4.3.30.0030.0277.46
4.3.20.0070.0207.46
4.3.10.0030.0237.46
4.3.00.0030.0336.88

preferences:
51.98 ms | 401 KiB | 5 Q