3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(0); var_dump(array_combine(['a'], ['1', '2']));

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)
8.5.10.0120.00516.72
8.5.00.0160.00519.84
8.4.160.0150.00919.80
8.4.150.0060.00816.89
8.4.140.0130.00817.47
8.4.130.0060.01118.77
8.4.120.0120.00923.93
8.4.110.0120.00718.65
8.4.100.0100.00618.76
8.4.90.0110.00820.51
8.4.80.0100.01018.49
8.4.70.0130.00518.18
8.4.60.0120.01118.78
8.4.50.0090.00718.73
8.4.40.0130.00619.56
8.4.30.0060.00317.82
8.4.20.0120.00820.65
8.4.10.0100.01019.41
8.3.280.0080.01218.33
8.3.270.0110.00816.88
8.3.260.0090.00316.51
8.3.250.0040.00418.50
8.3.240.0120.00617.03
8.3.230.0130.00616.53
8.3.220.0080.00718.74
8.3.210.0110.00516.78
8.3.200.0040.00516.89
8.3.190.0080.00518.71
8.3.180.0090.00917.17
8.3.170.0000.00820.45
8.3.160.0030.01016.79
8.3.150.0090.00916.66
8.3.140.0100.00716.82
8.3.130.0040.00718.32
8.3.120.0050.00318.80
8.3.110.0040.00420.94
8.3.100.0050.00324.06
8.3.90.0040.00426.77
8.3.80.0060.00317.97
8.3.70.0100.01016.75
8.3.60.0160.00318.43
8.3.50.0150.00818.21
8.3.40.0160.00018.87
8.3.30.0130.00318.72
8.3.20.0080.00019.03
8.3.10.0000.00721.60
8.3.00.0000.00720.88
8.2.290.0110.00720.50
8.2.280.0110.00818.45
8.2.270.0120.00616.91
8.2.260.0070.01016.86
8.2.250.0050.00518.35
8.2.240.0120.00417.38
8.2.230.0030.00622.58
8.2.220.0030.00637.54
8.2.210.0130.00626.77
8.2.200.0060.00316.75
8.2.190.0090.00616.76
8.2.180.0130.00718.29
8.2.170.0090.00622.96
8.2.160.0030.01022.30
8.2.150.0110.00424.18
8.2.140.0030.00524.66
8.2.130.0000.00818.09
8.2.120.0040.00426.35
8.2.110.0030.00619.41
8.2.100.0000.01217.59
8.2.90.0080.00017.75
8.2.80.0080.00017.97
8.2.70.0000.00817.93
8.2.60.0040.00418.03
8.2.50.0050.00318.10
8.2.40.0030.00622.03
8.2.30.0050.00220.96
8.2.20.0040.00417.98
8.2.10.0070.00018.04
8.2.00.0060.00317.93
8.1.330.0110.00821.77
8.1.320.0100.00918.02
8.1.310.0090.00616.31
8.1.300.0140.00320.16
8.1.290.0060.00330.84
8.1.280.0150.00625.92
8.1.270.0040.00421.79
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00622.80
8.1.230.0080.00421.00
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0040.00417.23
8.1.190.0030.00617.23
8.1.180.0000.00818.10
8.1.170.0040.00418.59
8.1.160.0070.00018.76
8.1.150.0000.00818.75
8.1.140.0040.00422.13
8.1.130.0000.00820.02
8.1.120.0000.00717.34
8.1.110.0030.00517.35
8.1.100.0080.00017.25
8.1.90.0050.00217.22
8.1.80.0040.00417.25
8.1.70.0000.00717.32
8.1.60.0030.00617.42
8.1.50.0040.00417.45
8.1.40.0080.00017.46
8.1.30.0000.00717.57
8.1.20.0000.00817.57
8.1.10.0000.00817.38
8.1.00.0000.00717.32
8.0.300.0000.00718.77
8.0.290.0000.00916.75
8.0.280.0000.00818.36
8.0.270.0030.00517.19
8.0.260.0000.00718.43
8.0.250.0030.00316.97
8.0.240.0070.00016.90
8.0.230.0030.00316.92
8.0.220.0040.00416.73
8.0.210.0030.00316.88
8.0.200.0000.00716.84
8.0.190.0000.00816.85
8.0.180.0040.00416.90
8.0.170.0100.00016.82
8.0.160.0000.00716.96
8.0.150.0000.00816.73
8.0.140.0000.00816.89
8.0.130.0060.00013.26
8.0.120.0040.00416.86
8.0.110.0080.00016.71
8.0.100.0040.00416.69
8.0.90.0040.00416.91
8.0.80.0140.00516.88
8.0.70.0080.00016.79
8.0.60.0040.00416.76
8.0.50.0030.00316.88
8.0.30.0120.00716.98
8.0.20.0110.00817.40
8.0.10.0000.00716.90
8.0.00.0130.00516.63
7.4.330.0050.00015.55
7.4.320.0000.00616.26
7.4.300.0030.00316.45
7.4.290.0000.00716.45
7.4.280.0040.00416.50
7.4.270.0030.00616.38
7.4.260.0000.00716.47
7.4.250.0040.00416.38
7.4.240.0030.00316.35
7.4.230.0030.00316.43
7.4.220.0040.00416.43
7.4.210.0050.00916.51
7.4.200.0050.00216.20
7.4.160.0070.01016.46
7.4.140.0120.00617.86
7.4.130.0040.01416.39
7.4.120.0090.01016.35
7.4.110.0100.01416.30
7.4.100.0110.01116.23
7.4.90.0120.00616.50
7.4.80.0050.01119.39
7.4.70.0120.00616.44
7.4.60.0070.00716.26
7.4.50.0040.00816.18
7.4.40.0060.01016.48
7.4.00.0060.00814.71
7.3.330.0030.00313.13
7.3.320.0060.00013.08
7.3.310.0040.00416.25
7.3.300.0030.00316.22
7.3.290.0000.00716.09
7.3.280.0070.01116.15
7.3.260.0110.00816.31
7.3.240.0110.00716.23
7.3.230.0150.00316.42
7.3.210.0090.00916.29
7.3.200.0080.00816.29
7.3.190.0090.01316.26
7.3.180.0100.00816.34
7.3.170.0060.01516.23
7.3.160.0100.01016.27
7.3.120.0090.00914.72
7.3.110.0100.00714.77
7.3.100.0140.00414.66
7.3.90.0060.00914.75
7.3.80.0080.00414.86
7.3.70.0060.00314.61
7.3.60.0060.00914.38
7.3.50.0060.00614.63
7.3.40.0060.00914.55
7.3.30.0070.00714.69
7.3.20.0030.00716.39
7.3.10.0040.01216.27
7.3.00.0040.01116.48
7.2.330.0060.01216.40
7.2.320.0140.00316.12
7.2.310.0130.00316.45
7.2.300.0060.01016.46
7.2.290.0140.00616.37
7.2.250.0060.01214.29
7.2.240.0040.01114.68
7.2.230.0030.01614.70
7.2.220.0060.01014.92
7.2.210.0060.01014.83
7.2.200.0000.01414.68
7.2.190.0000.01014.93
7.2.180.0000.01214.96
7.2.170.0060.00914.95
7.2.120.0040.00716.17
7.2.110.0060.00916.52
7.2.100.0000.01716.37
7.2.90.0080.00816.56
7.2.80.0070.01016.45
7.2.70.0030.01316.66
7.2.60.0090.00916.77
7.2.50.0030.01016.72
7.2.40.0030.01316.80
7.2.30.0060.01116.43
7.2.20.0000.01916.70
7.2.10.0070.01016.53
7.2.00.0060.01016.63
7.1.330.0060.00915.54
7.1.320.0060.01015.54
7.1.310.0070.00415.73
7.1.300.0080.00415.84
7.1.290.0100.00315.48
7.1.280.0090.00315.59
7.1.270.0030.01015.39
7.1.260.0040.01115.79
7.1.230.0070.00415.42
7.1.220.0000.01315.73
7.1.210.0030.01015.70
7.1.200.0100.00515.41
7.1.190.0060.00915.36
7.1.180.0100.00315.74
7.1.170.0030.01315.81
7.1.160.0030.01415.65
7.1.150.0060.00915.67
7.1.140.0060.00615.69
7.1.130.0060.00915.60
7.1.120.0000.01515.71
7.1.110.0030.01015.63
7.1.100.0030.00915.56
7.1.90.0040.00815.38
7.1.80.0100.00315.41
7.1.70.0090.00315.56
7.1.60.0130.00315.59
7.1.50.0100.00315.78
7.1.40.0030.01015.64
7.1.30.0070.01015.35
7.1.20.0100.00715.46
7.1.10.0030.00915.41
7.1.00.0080.00815.79
5.6.380.0090.00314.05

preferences:
36.45 ms | 403 KiB | 5 Q