3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = ['a'=>b, 'c'=>d]; echo $arr[0];

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)
8.3.40.0040.01118.83
8.3.30.0150.00018.88
8.3.20.0070.00020.38
8.3.10.0100.00023.48
8.3.00.0040.00423.53
8.2.170.0040.01122.96
8.2.160.0110.00420.57
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0060.00319.64
8.2.120.0040.00426.35
8.2.110.0100.00022.06
8.2.100.0080.00317.93
8.2.90.0040.00419.22
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0050.00317.93
8.2.50.0060.00318.07
8.2.40.0000.00720.62
8.2.30.0000.00820.70
8.2.20.0040.00417.63
8.2.10.0000.00818.06
8.2.00.0080.00018.05
8.1.270.0090.00022.02
8.1.260.0030.00528.09
8.1.250.0000.00828.09
8.1.240.0060.00323.92
8.1.230.0100.00019.08
8.1.220.0040.00417.78
8.1.210.0000.00918.77
8.1.200.0060.00317.22
8.1.190.0030.00516.88
8.1.180.0040.00418.10
8.1.170.0080.00018.46
8.1.160.0000.00720.70
8.1.150.0080.00018.70
8.1.140.0030.00519.43
8.1.130.0080.00017.70
8.1.120.0000.00717.48
8.1.110.0040.00417.30
8.1.100.0040.00417.29
8.1.90.0070.00017.47
8.1.80.0100.00017.29
8.1.70.0030.00317.39
8.1.60.0030.00617.54
8.1.50.0090.00017.39
8.1.40.0000.00817.46
8.1.30.0030.00517.61
8.1.20.0000.00817.55
8.1.10.0080.00017.47
8.1.00.0050.00217.50
8.0.300.0070.00018.77
8.0.290.0050.00316.75
8.0.280.0030.00318.36
8.0.270.0060.00317.31
8.0.260.0040.00417.18
8.0.250.0030.00317.04
8.0.240.0080.00016.88
8.0.230.0030.00317.00
8.0.220.0060.00016.82
8.0.210.0050.00216.96
8.0.200.0000.00617.02
8.0.190.0060.00316.94
8.0.180.0040.00416.89
8.0.170.0080.00016.87
8.0.160.0030.00317.00
8.0.150.0000.00816.87
8.0.140.0000.01016.91
8.0.130.0000.00713.41
8.0.120.0050.00316.82
8.0.110.0040.00416.86
8.0.100.0050.00216.90
8.0.90.0000.00716.77
8.0.80.0100.00716.93
8.0.70.0030.00516.75
8.0.60.0070.00016.87
8.0.50.0000.00716.80
8.0.30.0090.01116.95
8.0.20.0080.01217.40
8.0.10.0040.00416.81
8.0.00.0090.00816.77
7.4.330.0000.00516.79
7.4.320.0030.00316.51
7.4.300.0000.00616.43
7.4.290.0030.00316.39
7.4.280.0040.00716.40
7.4.270.0040.00316.50
7.4.260.0000.00716.59
7.4.250.0000.00816.46
7.4.240.0000.00716.49
7.4.230.0000.00716.60
7.4.220.0150.00416.66
7.4.210.0060.01116.56
7.4.200.0070.00016.59
7.4.160.0160.00016.54
7.4.150.0150.00417.40
7.4.140.0080.01317.86
7.4.130.0100.00716.54
7.4.120.0110.00816.55
7.4.110.0040.01416.43
7.4.100.0070.01716.46
7.4.90.0030.01316.72
7.4.80.0030.01219.39
7.4.70.0100.00716.50
7.4.60.0120.00416.41
7.4.50.0040.00816.55
7.4.40.0150.00316.67
7.4.30.0100.00716.61
7.4.00.0060.00814.75
7.3.330.0000.00513.08
7.3.320.0050.00013.12
7.3.310.0000.00716.39
7.3.300.0000.00716.32
7.3.290.0000.00716.25
7.3.280.0090.00816.25
7.3.270.0130.00317.40
7.3.260.0100.00716.47
7.3.250.0130.00516.35
7.3.240.0100.00716.50
7.3.230.0090.00616.39
7.3.210.0090.00616.29
7.3.200.0150.00619.39
7.3.190.0090.00616.33
7.3.180.0080.00816.30
7.3.170.0040.01216.43
7.3.160.0120.00416.35
7.3.120.0060.01014.75
7.3.110.0040.01414.77
7.3.100.0070.01014.77
7.3.90.0070.00714.68
7.3.80.0060.00614.63
7.3.70.0040.01214.80
7.3.60.0060.00914.42
7.3.50.0000.01214.98
7.3.40.0070.00714.55
7.3.30.0090.00614.70
7.3.20.0070.00716.53
7.3.10.0000.01316.77
7.3.00.0000.01316.46
7.2.330.0160.00816.44
7.2.320.0110.01516.56
7.2.310.0060.00916.46
7.2.300.0140.00716.49
7.2.290.0100.00716.51
7.2.250.0100.00615.07
7.2.240.0070.00714.86
7.2.230.0070.01015.26
7.2.220.0150.00315.11
7.2.210.0160.00315.23
7.2.200.0070.00714.96
7.2.190.0040.00714.56
7.2.180.0040.00815.03
7.2.170.0030.01014.74
7.2.160.0060.00814.72
7.2.150.0000.01416.72
7.2.140.0000.00916.91
7.2.130.0030.00716.93
7.2.120.0080.00416.74
7.2.110.0030.00616.87
7.2.100.0030.00716.96
7.2.90.0070.00717.00
7.2.80.0070.00716.56
7.2.70.0000.01216.89
7.2.60.0110.00316.87
7.2.50.0030.01316.69
7.2.40.0060.00617.03
7.2.30.0100.00716.87
7.2.20.0000.01016.89
7.2.10.0070.00716.72
7.2.00.0050.00818.10
7.1.330.0090.00615.79
7.1.320.0040.01115.66
7.1.310.0040.00715.89
7.1.300.0030.00915.99
7.1.290.0030.00615.74
7.1.280.0030.00515.64
7.1.270.0030.00615.72
7.1.260.0030.00915.61
7.1.250.0040.00815.72
7.1.240.0000.01415.78
7.1.230.0070.00715.70
7.1.220.0000.00815.63
7.1.210.0110.00415.42
7.1.200.0050.00715.64
7.1.190.0060.00615.66
7.1.180.0070.00715.80
7.1.170.0030.01015.43
7.1.160.0090.00315.34
7.1.150.0070.00715.46
7.1.140.0070.00415.96
7.1.130.0060.00615.46
7.1.120.0040.00815.48
7.1.110.0060.00615.79
7.1.100.0420.00715.89
7.1.90.0000.01115.63
7.1.80.0070.00715.88
7.1.70.0030.00816.39
7.1.60.0030.01217.33
7.1.50.0080.00616.42
7.1.40.0000.01015.71
7.1.30.0070.00715.48
7.1.20.0100.00015.71
7.1.10.0000.01315.73
7.1.00.0020.04319.19
7.0.330.0040.00415.46
7.0.320.0000.00915.27
7.0.310.0060.00315.38
7.0.300.0080.00315.39
7.0.290.0090.00315.07
7.0.280.0000.01215.18
7.0.270.0000.01315.40
7.0.260.0000.01115.36
7.0.250.0050.00515.49
7.0.240.0060.00615.18
7.0.230.0040.00815.16
7.0.220.0040.00415.23
7.0.210.0030.01215.42
7.0.200.0030.00716.01
7.0.190.0030.00515.32
7.0.180.0090.00315.54
7.0.170.0000.01415.47
7.0.160.0000.01215.41
7.0.150.0070.00715.36
7.0.140.0000.01415.39
7.0.130.0000.01415.13
7.0.120.0000.01115.29
7.0.110.0060.00615.52
7.0.100.0040.01115.25
7.0.90.0050.00315.27
7.0.80.0120.00015.28
7.0.70.0060.00615.39
7.0.60.0080.03818.63
7.0.50.0030.02816.76
7.0.40.0030.02616.84
7.0.30.0220.03516.85
7.0.20.0150.02016.80
7.0.10.0040.02716.62
7.0.00.0050.04716.91
5.6.400.0090.00314.35
5.6.390.0050.00314.44
5.6.380.0040.00814.68
5.6.370.0070.00714.29
5.6.360.0110.00014.40
5.6.350.0040.00814.64
5.6.340.0130.00314.30
5.6.330.0030.01013.96
5.6.320.0030.00614.46
5.6.310.0060.00614.61
5.6.300.0040.01114.56
5.6.290.0030.00914.30
5.6.280.0020.02417.70
5.6.270.0100.00014.51
5.6.260.0000.01514.63
5.6.250.0030.00614.43
5.6.240.0030.00714.27
5.6.230.0060.01014.49
5.6.220.0030.01014.25
5.6.210.0050.03217.46
5.6.200.0080.04316.19
5.6.190.0050.03217.47
5.6.180.0150.04517.63
5.6.170.0170.04217.37
5.6.160.0050.04717.26
5.6.150.0050.03116.13
5.6.140.0080.03616.15
5.6.130.0020.03016.26
5.6.120.0020.04917.74
5.6.110.0070.04317.75
5.6.100.0120.03817.61
5.6.90.0050.04917.61
5.6.80.0060.04317.30
5.6.70.0040.00714.20
5.6.60.0100.00314.15
5.6.50.0030.00914.16
5.6.40.0100.00314.27
5.6.30.0080.00514.33
5.6.20.0030.00614.55
5.6.10.0080.00514.08
5.6.00.0040.00414.12
5.5.380.0030.00714.12
5.5.370.0100.00514.09
5.5.360.0030.00613.96
5.5.350.0220.02717.28
5.5.340.0030.03316.23
5.5.330.0080.02017.17
5.5.320.0280.03017.03
5.5.310.0130.04117.18
5.5.300.0100.04216.16
5.5.290.0080.02216.05
5.5.280.0110.03217.74
5.5.270.0070.04517.53
5.5.260.0070.03517.43
5.5.250.0060.04817.41
5.5.240.0160.03317.29
5.5.230.0000.01314.32
5.5.220.0100.00714.09
5.5.210.0080.00314.20
5.5.200.0100.00014.33
5.5.190.0040.01114.10
5.5.180.0130.00314.25
5.5.170.0050.00514.18
5.5.160.0030.01014.45
5.5.150.0040.00814.09
5.5.140.0060.00613.95
5.5.130.0070.00414.27
5.5.120.0070.00714.32
5.5.110.0000.01514.17
5.5.100.0060.00614.20
5.5.90.0000.01414.08
5.5.80.0040.00814.34
5.5.70.0070.00714.41
5.5.60.0030.01214.49
5.5.50.0030.00614.23
5.5.40.0060.00914.43
5.5.30.0060.00913.94
5.5.20.0030.00914.30
5.5.10.0070.00714.20
5.5.00.0000.00914.26

preferences:
53.35 ms | 400 KiB | 5 Q