3v4l.org

run code in 300+ PHP versions simultaneously
<?php $b = [1 => 1, 'z' => 1]; $a = [4 => 1, 'z' => 2]; if (count(array_diff(array_merge($a, $b), array_intersect($a, $b))) === 0) { echo 'the same'; } else { echo 'not the same'; }

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)
8.3.60.0130.01018.31
8.3.50.0090.00616.06
8.3.40.0110.00418.76
8.3.30.0070.00718.46
8.3.20.0000.00720.25
8.3.10.0040.00423.66
8.3.00.0050.00321.96
8.2.180.0110.00416.63
8.2.170.0070.00722.96
8.2.160.0100.00318.89
8.2.150.0070.00024.18
8.2.140.0080.00024.66
8.2.130.0000.00720.93
8.2.120.0060.00326.35
8.2.110.0000.01019.33
8.2.100.0090.00317.97
8.2.90.0050.00318.09
8.2.80.0090.00318.03
8.2.70.0060.00318.04
8.2.60.0060.00317.93
8.2.50.0050.00318.10
8.2.40.0000.00820.56
8.2.30.0040.00420.93
8.2.20.0030.00518.02
8.2.10.0030.00618.16
8.2.00.0020.00518.07
8.1.280.0080.00625.92
8.1.270.0000.00822.05
8.1.260.0050.00226.35
8.1.250.0050.00328.09
8.1.240.0030.00622.13
8.1.230.0040.00822.82
8.1.220.0030.00617.76
8.1.210.0030.00618.77
8.1.200.0030.00617.22
8.1.190.0090.00017.22
8.1.180.0000.00818.10
8.1.170.0000.00718.88
8.1.160.0000.00819.01
8.1.150.0000.00818.82
8.1.140.0030.00619.57
8.1.130.0030.00318.76
8.1.120.0040.00417.47
8.1.110.0060.00317.45
8.1.100.0000.00717.41
8.1.90.0030.00517.35
8.1.80.0000.00717.41
8.1.70.0000.00617.41
8.1.60.0040.00417.55
8.1.50.0040.00417.41
8.1.40.0030.00617.51
8.1.30.0000.00817.60
8.1.20.0050.00217.51
8.1.10.0000.00817.41
8.1.00.0000.00817.48
8.0.300.0000.00819.68
8.0.290.0060.00316.75
8.0.280.0000.00718.43
8.0.270.0000.00717.29
8.0.260.0030.00316.81
8.0.250.0040.00516.84
8.0.240.0000.00916.87
8.0.230.0040.00416.94
8.0.220.0000.00716.83
8.0.210.0030.00316.79
8.0.200.0000.00716.91
8.0.190.0030.00616.95
8.0.180.0060.00516.80
8.0.170.0070.00016.96
8.0.160.0000.00816.84
8.0.150.0030.00516.91
8.0.140.0070.00016.82
8.0.130.0000.00513.30
8.0.120.0040.00416.84
8.0.110.0000.00716.87
8.0.100.0000.00716.92
8.0.90.0030.00516.73
8.0.80.0090.00616.93
8.0.70.0030.00516.84
8.0.60.0040.00416.71
8.0.50.0000.00716.90
8.0.30.0100.00817.16
8.0.20.0110.01117.40
8.0.10.0070.00016.80
8.0.00.0070.01016.74
7.4.330.0030.00315.55
7.4.320.0060.00016.41
7.4.300.0030.00316.59
7.4.290.0000.00816.45
7.4.280.0000.00816.50
7.4.270.0040.00416.49
7.4.260.0070.00016.57
7.4.250.0070.00016.51
7.4.240.0040.00416.59
7.4.230.0000.00716.61
7.4.220.0070.01016.47
7.4.210.0090.01016.61
7.4.200.0000.00716.50
7.4.160.0100.00816.52
7.4.150.0060.01217.40
7.4.140.0050.01317.86
7.4.130.0030.01316.50
7.4.120.0070.01116.51
7.4.110.0100.00716.57
7.4.100.0150.00616.68
7.4.90.0120.00816.37
7.4.80.0090.01219.39
7.4.70.0040.01216.41
7.4.60.0070.01316.34
7.4.50.0090.00616.27
7.4.40.0070.01016.41
7.4.30.0120.00416.50
7.4.10.0090.00914.79
7.4.00.0070.00915.09
7.3.330.0050.00013.05
7.3.320.0030.00313.07
7.3.310.0040.00416.25
7.3.300.0000.00716.22
7.3.290.0040.00416.05
7.3.280.0070.00816.22
7.3.270.0150.00317.40
7.3.260.0090.01016.47
7.3.250.0110.00716.44
7.3.240.0130.00516.18
7.3.230.0090.00916.56
7.3.210.0030.01316.19
7.3.200.0130.00316.43
7.3.190.0100.01116.50
7.3.180.0100.00716.14
7.3.170.0170.00516.25
7.3.160.0100.00716.41
7.3.130.0090.00914.98
7.3.120.0070.01114.88
7.3.110.0070.01114.78
7.3.100.0080.00914.88
7.3.90.0050.00814.73
7.3.80.0040.00914.76
7.3.70.0030.01014.66
7.3.60.0050.01014.75
7.3.50.0050.00814.76
7.3.40.0050.00814.68
7.3.30.0050.00814.72
7.3.20.0060.00516.69
7.3.10.0060.00816.50
7.3.00.0060.00716.40
7.2.330.0090.00916.54
7.2.320.0150.00316.69
7.2.310.0060.01016.32
7.2.300.0030.01316.34
7.2.290.0100.00716.79
7.2.260.0100.00715.24
7.2.250.0090.01015.08
7.2.240.0060.01214.96
7.2.230.0060.01014.96
7.2.220.0070.00715.05
7.2.210.0060.01015.02
7.2.200.0070.00614.83
7.2.190.0030.01115.09
7.2.180.0070.00714.86
7.2.170.0060.00814.95
7.2.160.0060.00614.87
7.2.150.0000.01516.99
7.2.140.0040.00816.96
7.2.130.0040.00616.76
7.2.120.0050.01016.90
7.2.110.0060.00716.93
7.2.100.0080.00416.87
7.2.90.0360.00916.29
7.2.80.0360.00716.10
7.2.70.0080.01116.29
7.2.60.0390.00816.18
7.2.50.0060.00916.42
7.2.40.0190.00716.33
7.2.30.0610.00716.25
7.2.20.0220.00716.22
7.2.10.0180.00716.22
7.2.00.0140.00716.35
7.1.330.0070.00915.75
7.1.320.0080.00415.69
7.1.310.0060.00815.75
7.1.300.0050.00815.74
7.1.290.0080.00715.57
7.1.280.0080.00515.66
7.1.270.0060.00715.62
7.1.260.0090.00315.66
7.1.250.0060.00515.63
7.1.240.0050.00715.82
7.1.230.0050.00915.84
7.1.220.0050.00815.68
7.1.210.0050.00614.91
7.1.200.0110.00515.20
7.1.190.0490.01115.09
7.1.180.0180.00615.15
7.1.170.0050.00814.95
7.1.160.0090.01015.08
7.1.150.0080.00814.98
7.1.140.0050.00915.08
7.1.130.0430.00514.98
7.1.120.0120.00715.06
7.1.110.0040.00615.19
7.1.100.0040.00715.05
7.1.90.0090.00415.05
7.1.80.0090.00715.05
7.1.70.0600.00515.00
7.1.60.0180.01120.90
7.1.50.0390.00621.13
7.1.40.0160.01020.86
7.1.30.0270.01121.13
7.1.20.0140.00321.02
7.1.10.0220.00315.07
7.1.00.0150.00514.90
7.0.330.0080.00515.28
7.0.320.0040.00415.29
7.0.310.0360.00814.53
7.0.300.0120.00414.61
7.0.290.0070.00714.60
7.0.280.0070.00414.60
7.0.270.0120.00514.85
7.0.260.0170.00314.57
7.0.250.0020.00914.74
7.0.240.0070.00614.58
7.0.230.0120.00614.65
7.0.220.0090.00714.80
7.0.210.0140.00614.54
7.0.200.0070.00214.61
7.0.190.0130.00614.61
7.0.180.0050.00614.74
7.0.170.0190.00814.50
7.0.160.0220.00914.59
7.0.150.0050.00814.72
7.0.140.0210.00914.80
7.0.130.0260.00514.75
7.0.120.0070.00514.67
7.0.110.0090.00314.69
7.0.100.0030.01114.67
7.0.90.0170.00714.51
7.0.80.0050.00814.79
7.0.70.0130.00414.74
7.0.60.0040.00714.55
7.0.50.0050.00714.82
7.0.40.0110.00113.43
7.0.30.0070.00513.42
7.0.20.0040.00713.54
7.0.10.0180.00613.49
7.0.00.0110.00613.52
5.6.400.0090.00014.29
5.6.390.0000.01214.29
5.6.380.0060.00314.26
5.6.370.0040.01114.27
5.6.360.0040.01114.07
5.6.350.0030.00914.24
5.6.340.0090.00414.51
5.6.330.0000.01314.43
5.6.320.0100.00314.29
5.6.310.0060.00914.02
5.6.300.0030.01014.48
5.6.290.0060.00314.04
5.6.280.0040.00714.11
5.6.270.0080.00414.45
5.6.260.0060.00614.19
5.6.250.0000.01214.45
5.6.240.0030.01014.57
5.6.230.0070.00714.16
5.6.220.0040.01114.50
5.6.210.0040.01114.42
5.6.200.0070.00314.21
5.6.190.0000.01014.17
5.6.180.0000.01214.38
5.6.170.0060.00314.31
5.6.160.0030.01214.39
5.6.150.0030.01014.20
5.6.140.0060.00914.45
5.6.130.0050.00514.20
5.6.120.0040.01114.37
5.6.110.0030.01314.37
5.6.100.0110.00714.02
5.6.90.0040.01414.54
5.6.80.0060.00914.03
5.6.70.0000.01314.16
5.6.60.0080.00414.37
5.6.50.0080.00614.12
5.6.40.0000.01214.12
5.6.30.0070.00714.15
5.6.20.0030.01014.05
5.6.10.0030.00714.41
5.6.00.0040.00814.08

preferences:
57.14 ms | 401 KiB | 5 Q