3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 0; $b = 1; echo "foo ", $a^$b, "\n"; echo "a | b\n"; for($i = 0; $i < 4; $i++){ list($a, $b) = str_split(str_pad(decbin($i), 2, 0, STR_PAD_LEFT)); echo "$a | $b | ", $a^$b, "\n"; }

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)
8.3.60.0140.00718.55
8.3.50.0090.00921.10
8.3.40.0090.00918.85
8.3.30.0070.00718.85
8.3.20.0080.00020.16
8.3.10.0080.00023.71
8.3.00.0080.00019.68
8.2.180.0060.01218.54
8.2.170.0140.00022.96
8.2.160.0000.01320.33
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0030.00726.16
8.2.120.0110.00321.05
8.2.110.0090.00022.10
8.2.100.0060.00618.03
8.2.90.0040.00417.90
8.2.80.0050.00317.97
8.2.70.0030.00517.63
8.2.60.0040.00417.63
8.2.50.0030.00617.63
8.2.40.0000.01119.47
8.2.30.0030.00520.02
8.2.20.0050.00317.81
8.2.10.0000.00818.21
8.2.00.0040.00418.22
8.1.280.0170.00325.92
8.1.270.0090.00023.91
8.1.260.0040.01126.35
8.1.250.0050.00328.09
8.1.240.0060.00320.52
8.1.230.0070.00720.89
8.1.220.0000.00721.09
8.1.210.0090.00018.77
8.1.200.0060.00317.22
8.1.190.0050.00317.23
8.1.180.0040.00418.10
8.1.170.0040.00418.51
8.1.160.0040.00421.93
8.1.150.0040.00418.80
8.1.140.0050.00317.44
8.1.130.0040.00417.64
8.1.120.0000.00717.34
8.1.110.0000.00717.29
8.1.100.0040.00417.35
8.1.90.0040.00417.35
8.1.80.0040.00417.41
8.1.70.0040.00417.43
8.1.60.0040.00417.41
8.1.50.0000.00817.50
8.1.40.0030.00517.50
8.1.30.0040.00417.55
8.1.20.0040.00417.55
8.1.10.0080.00017.51
8.1.00.0000.00717.53
8.0.300.0040.00422.03
8.0.290.0040.00416.75
8.0.280.0070.00018.37
8.0.270.0070.00017.25
8.0.260.0030.00317.24
8.0.250.0000.00816.87
8.0.240.0040.00416.98
8.0.230.0070.00016.87
8.0.220.0000.00716.84
8.0.210.0070.00016.88
8.0.200.0000.00616.88
8.0.190.0000.00816.87
8.0.180.0030.00516.91
8.0.170.0050.00316.82
8.0.160.0000.00816.92
8.0.150.0030.00316.77
8.0.140.0070.00016.74
8.0.130.0030.00313.31
8.0.120.0030.00516.84
8.0.110.0000.00716.92
8.0.100.0070.00016.67
8.0.90.0000.00716.77
8.0.80.0100.00716.84
8.0.70.0050.00216.99
8.0.60.0000.00816.89
8.0.50.0040.00416.77
8.0.30.0140.00617.07
8.0.20.0090.01217.40
8.0.10.0000.00716.73
8.0.00.0100.01016.82
7.4.330.0050.00015.08
7.4.320.0030.00316.54
7.4.300.0060.00016.44
7.4.290.0030.00316.46
7.4.280.0040.00416.59
7.4.270.0000.00716.53
7.4.260.0030.00516.46
7.4.250.0040.00416.52
7.4.240.0030.00316.44
7.4.230.0030.00316.45
7.4.220.0060.01016.49
7.4.210.0040.01116.52
7.4.200.0000.00716.39
7.4.160.0070.01016.46
7.4.150.0090.00917.40
7.4.140.0120.00817.86
7.4.130.0110.00616.56
7.4.120.0090.01316.51
7.4.110.0110.01116.60
7.4.100.0120.00616.35
7.4.90.0040.01316.55
7.4.80.0040.01119.39
7.4.70.0140.00316.23
7.4.60.0060.00916.43
7.4.50.0000.00616.57
7.4.40.0090.00616.36
7.4.30.0190.00516.45
7.4.00.0060.01214.94
7.3.330.0050.00013.27
7.3.320.0000.00513.20
7.3.310.0000.00716.35
7.3.300.0070.00016.37
7.3.290.0110.00316.34
7.3.280.0110.00716.35
7.3.270.0070.01017.40
7.3.260.0110.00816.39
7.3.250.0100.01016.30
7.3.240.0080.01216.37
7.3.230.0130.00316.39
7.3.210.0110.00516.51
7.3.200.0130.00316.23
7.3.190.0100.01016.39
7.3.180.0060.00916.42
7.3.170.0070.01016.50
7.3.160.0090.01216.46
7.3.120.0110.00714.81
7.3.110.0120.00614.91
7.3.100.0110.00314.86
7.3.90.0040.00414.83
7.3.80.0000.01315.01
7.3.70.0090.00014.68
7.3.60.0090.00614.87
7.3.50.0030.00714.94
7.3.40.0040.00714.80
7.3.30.0060.00314.88
7.3.20.0100.00316.66
7.3.10.0100.00316.67
7.3.00.0070.01016.71
7.2.330.0060.01216.74
7.2.320.0140.01116.47
7.2.310.0070.01016.71
7.2.300.0090.00616.71
7.2.290.0070.01016.48
7.2.250.0100.01014.97
7.2.240.0060.01314.95
7.2.230.0060.00915.04
7.2.220.0000.01615.26
7.2.210.0060.00615.24
7.2.200.0080.00415.27
7.2.190.0100.00714.86
7.2.180.0040.00714.79
7.2.170.0100.00315.00
7.2.60.0000.00916.91
7.2.00.0040.00819.52
7.1.330.0090.00615.53
7.1.320.0030.00715.77
7.1.310.0150.00015.79
7.1.300.0040.00715.91
7.1.290.0030.01215.75
7.1.280.0130.00315.93
7.1.270.0030.00715.85
7.1.260.0000.01315.62
7.1.200.0030.00715.80
7.1.100.0030.00918.38
7.1.70.0000.00717.10
7.1.60.0130.00319.17
7.1.50.0070.01417.07
7.1.00.0030.07722.29
7.0.200.0000.00816.81
7.0.60.0100.07320.03
7.0.50.0000.05717.88
7.0.40.0170.07720.12
7.0.30.0200.06020.18
7.0.20.0270.07720.20
7.0.10.0030.05320.30
7.0.00.0030.04320.01
5.6.280.0000.06721.12
5.6.210.0000.04320.56
5.6.200.0030.04318.15
5.6.190.0030.09020.63
5.6.180.3470.03720.43
5.6.170.0370.07720.46
5.6.160.0030.04320.44
5.6.150.0030.03718.12
5.6.140.0270.06718.21
5.6.130.0100.05018.20
5.6.120.0030.04321.04
5.6.110.0030.04021.11
5.6.100.0070.05721.00
5.6.90.0070.04021.02
5.6.80.0030.04320.37
5.6.70.2300.04020.38
5.5.350.0070.05720.43
5.5.340.0000.04717.93
5.5.330.0030.04020.40
5.5.320.0370.05720.18
5.5.310.0300.05320.21
5.5.300.0070.04717.88
5.5.290.0100.08317.91
5.5.280.0100.06720.86
5.5.270.0070.07720.64
5.5.260.0130.05720.89
5.5.250.0070.08020.57
5.5.240.0130.06720.26
5.4.450.0170.05319.55
5.4.440.0100.07019.63
5.4.430.0130.05719.46
5.4.420.0400.04319.58
5.4.410.0330.04319.00
5.4.400.0330.04719.23
5.4.390.0300.05019.20
5.4.380.0270.05319.25
5.4.370.0170.06019.31
5.4.360.0370.04319.22
5.4.350.0230.05318.99
5.4.340.0270.05018.96
5.4.320.0370.06718.95
5.4.310.0300.05719.30
5.4.300.0330.04719.14
5.4.290.0300.06019.25
5.4.280.0270.06018.77
5.4.270.0330.05318.80
5.4.260.0230.06019.16
5.4.250.0230.05719.12
5.4.240.0270.05318.91
5.4.230.0270.06318.99
5.4.220.0400.06719.19
5.4.210.0330.07319.21
5.4.200.0270.06018.77
5.4.190.0170.05719.18
5.4.180.0230.05318.77
5.4.170.0200.05319.27
5.4.160.0270.05318.75
5.4.150.0230.05318.75
5.4.140.0230.05716.61
5.4.130.0300.05016.37
5.4.120.0270.05016.37
5.4.110.0170.06016.56
5.4.100.0300.06316.07
5.4.90.0270.05716.55
5.4.80.0200.05016.54
5.4.70.0370.05316.42
5.4.60.0300.04716.28
5.4.50.0000.09316.45
5.4.40.0330.06016.49
5.4.30.0000.04716.38
5.4.20.0270.04716.38

preferences:
42.43 ms | 401 KiB | 5 Q