3v4l.org

run code in 300+ PHP versions simultaneously
<?php $store = array(); $first = array('one' => 1, 'two' => 2); $store = $first; var_dump($store); $second = array('two' => 2, 'three' => 3); $store = array_diff_assoc(array_merge($store, $second), $store); var_dump($store);

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)
8.3.60.0090.00616.38
8.3.50.0150.00521.89
8.3.40.0090.00618.60
8.3.30.0140.00018.68
8.3.20.0000.00720.34
8.3.10.0040.00421.82
8.3.00.0060.00319.13
8.2.180.0140.00416.32
8.2.170.0110.00722.96
8.2.160.0110.00420.35
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0080.00019.36
8.2.110.0060.00320.28
8.2.100.0070.00418.22
8.2.90.0030.00619.00
8.2.80.0000.00817.97
8.2.70.0040.00417.25
8.2.60.0040.00417.92
8.2.50.0000.00818.07
8.2.40.0080.00018.09
8.2.30.0000.00717.99
8.2.20.0040.00417.61
8.2.10.0030.00618.05
8.2.00.0070.00017.75
8.1.280.0090.01225.92
8.1.270.0060.00320.53
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00322.23
8.1.230.0060.00619.11
8.1.220.0000.00817.74
8.1.210.0060.00318.77
8.1.200.0080.00317.35
8.1.190.0000.00817.13
8.1.180.0070.00018.10
8.1.170.0030.00618.39
8.1.160.0080.00021.95
8.1.150.0070.00018.72
8.1.140.0060.00317.38
8.1.130.0000.00817.73
8.1.120.0050.00217.39
8.1.110.0070.00017.42
8.1.100.0040.00417.23
8.1.90.0000.00817.36
8.1.80.0040.00417.43
8.1.70.0040.00417.43
8.1.60.0030.00517.51
8.1.50.0000.01017.51
8.1.40.0030.00517.50
8.1.30.0000.00917.50
8.1.20.0070.00017.63
8.1.10.0050.00317.43
8.1.00.0030.00617.35
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0030.00318.37
8.0.270.0000.00916.76
8.0.260.0000.00617.06
8.0.250.0070.00016.88
8.0.240.0040.00416.91
8.0.230.0060.00316.92
8.0.220.0070.00016.77
8.0.210.0030.00316.84
8.0.200.0000.00616.81
8.0.190.0020.00516.84
8.0.180.0000.00716.83
8.0.170.0040.00416.85
8.0.160.0070.00016.87
8.0.150.0040.00416.74
8.0.140.0040.00416.75
8.0.130.0040.00313.16
8.0.120.0040.00416.78
8.0.110.0070.00016.74
8.0.100.0040.00416.70
8.0.90.0070.00016.72
8.0.80.0150.00616.76
8.0.70.0070.00016.72
8.0.60.0000.00716.79
8.0.50.0000.00716.91
8.0.30.0130.00716.85
8.0.20.0150.01817.40
8.0.10.0000.00716.95
8.0.00.0070.01216.67
7.4.330.0050.00015.07
7.4.320.0070.00016.41
7.4.300.0030.00316.50
7.4.290.0030.00316.40
7.4.280.0000.00716.31
7.4.270.0060.00316.42
7.4.260.0050.00216.43
7.4.250.0050.00316.39
7.4.240.0030.00416.34
7.4.230.0070.00016.34
7.4.220.0000.01716.40
7.4.210.0060.00816.55
7.4.200.0000.00716.43
7.4.160.0040.01116.45
7.4.150.0100.00717.40
7.4.140.0170.00417.86
7.4.130.0080.00916.38
7.4.120.0150.00716.57
7.4.110.0150.00416.59
7.4.100.0160.00616.53
7.4.90.0090.00916.40
7.4.80.0050.00519.39
7.4.70.0050.01116.63
7.4.60.0060.00916.29
7.4.50.0080.00016.48
7.4.40.0110.00616.50
7.4.30.0070.01016.36
7.4.00.0060.00814.69
7.3.330.0000.00713.05
7.3.320.0130.00313.14
7.3.310.0030.00316.13
7.3.300.0050.00316.18
7.3.290.0000.00716.18
7.3.280.0090.01016.16
7.3.270.0110.01117.40
7.3.260.0100.01416.39
7.3.250.0080.01016.30
7.3.240.0130.00416.25
7.3.230.0060.01416.45
7.3.210.0070.01016.18
7.3.200.0090.01219.39
7.3.190.0040.01116.43
7.3.180.0040.01216.39
7.3.170.0090.00916.54
7.3.160.0130.01216.42
7.3.120.0060.01014.79
7.3.110.0060.01214.50
7.3.100.0040.01114.54
7.3.90.0030.01414.55
7.3.80.0030.01014.60
7.3.70.0030.00614.78
7.3.60.0100.00714.89
7.3.50.0040.00814.69
7.3.40.0100.00314.76
7.3.30.0030.00914.73
7.3.20.0120.00316.41
7.3.10.0080.00916.44
7.3.00.0120.00716.51
7.2.330.0130.00316.62
7.2.320.0050.01116.57
7.2.310.0040.01516.58
7.2.300.0080.00816.18
7.2.290.0100.01316.30
7.2.250.0060.00914.84
7.2.240.0070.01414.96
7.2.230.0070.01015.07
7.2.220.0170.00315.09
7.2.210.0070.01014.72
7.2.200.0090.00614.89
7.2.190.0000.01514.91
7.2.180.0030.01015.00
7.2.170.0000.01514.67
7.2.130.0100.00716.64
7.2.120.0080.00816.66
7.2.110.0150.00716.05
7.2.100.0100.00716.26
7.2.90.0120.00616.54
7.2.80.0160.01016.45
7.2.70.0170.01316.38
7.2.60.0060.01116.53
7.2.50.0120.00916.41
7.2.40.0140.00816.34
7.2.30.0160.00616.37
7.2.20.0190.00416.25
7.2.10.0220.00716.39
7.2.00.0190.00616.75
7.1.330.0030.01315.72
7.1.320.0060.01315.75
7.1.310.0040.00815.75
7.1.300.0030.00615.61
7.1.290.0000.01415.85
7.1.280.0040.00915.78
7.1.270.0030.00715.42
7.1.260.0000.01415.62
7.1.250.0100.00715.31
7.1.200.0090.00615.70
7.1.70.0040.00416.99
7.1.60.0120.01219.50
7.1.50.0000.01116.92
7.1.00.0030.07722.44
7.0.200.0160.00416.68
7.0.140.0030.03322.00
7.0.60.0300.07719.92
7.0.50.0000.04717.87
7.0.40.0100.07020.20
7.0.30.0300.06320.09
7.0.20.0330.08320.21
7.0.10.0030.05020.33
7.0.00.0070.05020.12
5.6.280.0000.07721.09
5.6.210.0100.06320.73
5.6.200.0030.08718.08
5.6.190.0100.05020.56
5.6.180.0130.07020.61
5.6.170.0330.04020.41
5.6.160.0030.05720.50
5.6.150.0070.08718.21
5.6.140.0000.04318.21
5.6.130.0000.04318.18
5.6.120.0130.07720.89
5.6.110.0100.08321.09
5.6.100.0070.08320.95
5.6.90.0200.07321.00
5.6.80.0130.07720.48
5.5.350.0270.06720.39
5.5.340.0070.07717.88
5.5.330.0170.07720.21
5.5.320.0370.07720.17
5.5.310.0230.08020.20
5.5.300.0030.04317.88
5.5.290.0000.04718.01
5.5.280.0070.04020.67
5.5.270.0100.03720.83
5.5.260.0130.06320.86
5.5.250.0100.06320.54
5.5.240.0030.08019.99
5.4.450.3900.04019.36
5.4.440.0070.06319.48
5.4.430.1400.06719.48
5.4.420.3370.04719.51
5.4.410.4230.05019.06
5.4.400.3930.03719.16
5.4.390.3470.03319.08
5.4.380.3370.04019.16
5.4.370.3670.04019.18
5.4.360.3570.03719.13
5.4.350.4000.03018.86
5.4.340.3670.03719.25
5.4.320.3730.04319.16
5.4.310.3470.03719.16
5.4.300.3870.04319.05
5.4.290.4270.04319.12
5.4.280.3900.03719.15
5.4.270.3670.04018.86
5.4.260.3930.04019.13
5.4.250.3730.03719.15
5.4.240.3970.04019.15
5.4.230.3570.04018.99
5.4.220.3900.04019.05
5.4.210.3500.03719.14
5.4.200.3870.04019.06
5.4.190.3900.04319.23
5.4.180.4070.03319.03
5.4.170.3630.03719.17
5.4.160.4100.03718.84
5.4.150.3870.03719.09
5.4.140.3930.03716.34
5.4.130.4000.03016.15
5.4.120.3900.03016.38
5.4.110.4000.03316.48
5.4.100.3700.03316.28
5.4.90.3630.03716.32
5.4.80.3670.03016.37
5.4.70.3800.03716.40
5.4.60.3830.03316.11
5.4.50.4000.03716.39
5.4.40.3800.04016.22
5.4.30.3900.03016.43
5.4.20.3730.03016.32
5.4.10.3670.04016.43
5.4.00.5070.03015.78
5.3.290.3800.03014.62
5.3.280.3830.03314.61
5.3.270.3670.03714.52
5.3.260.3930.03714.50
5.3.250.3930.04014.58
5.3.240.3870.04014.53
5.3.230.3870.03714.47
5.3.220.3400.04014.50
5.3.210.3730.03714.54
5.3.200.3900.04314.49
5.3.190.3330.04014.66
5.3.180.3570.05714.38
5.3.170.3600.03714.48
5.3.160.4030.03314.50
5.3.150.3670.03014.66
5.3.140.4070.03314.50
5.3.130.4000.03714.63
5.3.120.4000.03314.47
5.3.110.4070.04014.34
5.3.100.3930.03713.87
5.3.90.3970.04313.82
5.3.80.3730.03713.80
5.3.70.3630.04013.87
5.3.60.3900.03713.95
5.3.50.4000.03714.04
5.3.40.3670.04013.87
5.3.30.4100.03013.85
5.3.20.3770.03313.51
5.3.10.3730.03313.61
5.3.00.3830.03313.65
5.2.170.3100.02311.13
5.2.160.3430.02710.96
5.2.150.2970.02711.13
5.2.140.3230.02311.07
5.2.130.3170.02711.00
5.2.120.3130.03011.08
5.2.110.3230.03010.96
5.2.100.3270.02311.08
5.2.90.3530.02311.09
5.2.80.3230.03311.17
5.2.70.3430.03011.02
5.2.60.3230.03010.98
5.2.50.3500.03010.91
5.2.40.2400.02710.89
5.2.30.2630.03310.87
5.2.20.3030.02710.94
5.2.10.2470.03010.91
5.2.00.2500.02710.77
5.1.60.2770.02710.05
5.1.50.3100.02010.03
5.1.40.2530.0279.94
5.1.30.2500.02310.40
5.1.20.2200.03010.35
5.1.10.2500.02010.10
5.1.00.2470.02310.13
5.0.50.1270.0178.45
5.0.40.1270.0208.42
5.0.30.0930.0308.20
5.0.20.1230.0208.10
5.0.10.1200.0208.22
5.0.00.1270.0378.20
4.4.90.1430.0205.87
4.4.80.1470.0205.81
4.4.70.1670.0175.81
4.4.60.1600.0205.81
4.4.50.1470.0175.79
4.4.40.1300.0205.82
4.4.30.1230.0175.78
4.4.20.1230.0175.86
4.4.10.1270.0135.86
4.4.00.1230.0235.83
4.3.110.1300.0175.80
4.3.100.1230.0135.70
4.3.90.1200.0175.71
4.3.80.1230.0235.75
4.3.70.1300.0105.75
4.3.60.1230.0135.75
4.3.50.1200.0175.66
4.3.40.1270.0205.71
4.3.30.0630.0135.55
4.3.20.0630.0175.55
4.3.10.0300.0175.55
4.3.00.0630.0135.55

preferences:
47.92 ms | 401 KiB | 5 Q