3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [ 5 => 'b', 10 => 'c', ]; var_export($arr); echo PHP_EOL; array_unshift($arr, 'a'); var_export($arr); echo PHP_EOL;

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)
8.3.110.0090.00320.94
8.3.100.0040.00824.06
8.3.90.0040.00426.77
8.3.80.0060.00317.97
8.3.70.0070.01116.50
8.3.60.0180.00416.63
8.3.50.0140.00821.04
8.3.40.0100.01018.56
8.3.30.0000.01418.65
8.3.20.0050.00219.07
8.3.10.0080.00021.79
8.3.00.0000.00720.62
8.2.230.0140.00722.58
8.2.220.0140.00437.54
8.2.210.0000.00826.77
8.2.200.0060.00318.29
8.2.190.0160.00316.63
8.2.180.0110.00716.75
8.2.170.0150.00022.96
8.2.160.0170.00020.34
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0060.00326.16
8.2.120.0080.00020.76
8.2.110.0090.00021.08
8.2.100.0000.01319.51
8.2.90.0090.00019.52
8.2.80.0040.00418.03
8.2.70.0000.00917.93
8.2.60.0060.00318.16
8.2.50.0040.00418.10
8.2.40.0040.00419.09
8.2.30.0040.00717.97
8.2.20.0020.00517.71
8.2.10.0070.00017.97
8.2.00.0040.00417.89
8.1.290.0030.00630.84
8.1.280.0040.01125.92
8.1.270.0040.00423.96
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00323.91
8.1.230.0080.00322.80
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0040.00417.10
8.1.190.0080.00017.11
8.1.180.0040.00418.10
8.1.170.0040.00418.51
8.1.160.0040.00418.72
8.1.150.0000.00718.77
8.1.140.0070.00019.43
8.1.130.0030.00317.26
8.1.120.0070.00017.38
8.1.110.0000.00917.38
8.1.100.0040.00417.37
8.1.90.0070.00017.41
8.1.80.0000.00717.41
8.1.70.0000.00717.31
8.1.60.0040.00417.52
8.1.50.0000.00817.45
8.1.40.0000.00717.41
8.1.30.0000.00817.51
8.1.20.0080.00017.54
8.1.10.0040.00417.50
8.1.00.0100.00017.48
8.0.300.0000.00819.70
8.0.290.0050.00316.75
8.0.280.0030.00318.47
8.0.270.0050.00317.29
8.0.260.0000.00716.80
8.0.250.0000.00616.84
8.0.240.0040.00416.76
8.0.230.0040.00416.86
8.0.220.0000.00716.84
8.0.210.0030.00316.82
8.0.200.0060.00316.76
8.0.190.0000.00716.71
8.0.180.0000.00716.82
8.0.170.0000.00716.91
8.0.160.0000.00716.77
8.0.150.0040.00416.74
8.0.140.0030.00316.68
8.0.130.0060.00013.24
8.0.120.0030.00516.79
8.0.110.0000.00716.70
8.0.100.0040.00416.70
8.0.90.0000.00716.82
8.0.80.0100.00616.81
8.0.70.0040.00416.68
8.0.60.0000.00716.69
8.0.50.0000.00816.68
8.0.30.0140.00516.82
8.0.20.0090.01017.40
8.0.10.0020.00516.89
8.0.00.0090.00916.73
7.4.330.0050.00015.08
7.4.320.0000.00616.41
7.4.300.0080.00016.46
7.4.290.0090.00316.52
7.4.280.0080.00016.52
7.4.270.0000.00716.35
7.4.260.0030.00616.50
7.4.250.0040.00416.25
7.4.240.0000.00816.41
7.4.230.0030.00316.42
7.4.220.0170.00616.44
7.4.210.0120.00916.46
7.4.200.0040.00416.59
7.4.160.0070.00916.44
7.4.150.0040.01317.40
7.4.140.0140.00317.86
7.4.130.0100.00716.49
7.4.120.0150.00516.36
7.4.110.0070.01016.42
7.4.100.0130.00316.36
7.4.90.0190.00016.48
7.4.80.0120.00619.39
7.4.70.0080.00816.42
7.4.60.0090.00916.48
7.4.50.0070.01016.58
7.4.40.0070.01116.32
7.4.30.0090.00916.53
7.4.00.0070.00715.06
7.3.330.0030.00313.11
7.3.320.0030.00312.88
7.3.310.0000.00716.12
7.3.300.0030.00316.04
7.3.290.0100.00816.13
7.3.280.0070.00916.14
7.3.270.0110.00617.40
7.3.260.0140.00516.31
7.3.250.0060.01016.30
7.3.240.0100.00716.43
7.3.230.0130.00316.39
7.3.210.0130.00616.21
7.3.200.0060.01016.14
7.3.190.0110.00816.27
7.3.180.0070.01616.27
7.3.170.0060.00916.39
7.3.160.0080.00816.17
7.3.00.0100.00716.41
7.2.330.0140.00316.57
7.2.320.0060.01116.54
7.2.310.0080.00816.35
7.2.300.0160.00016.23
7.2.290.0090.01216.36
7.2.130.0100.00716.67
7.2.120.0160.00316.70
7.2.110.0120.00616.61
7.2.100.0160.00016.66
7.2.90.0070.01016.45
7.2.80.0140.00316.42
7.2.70.0040.01116.70
7.2.60.0120.00316.85
7.2.50.0000.01716.71
7.2.40.0130.00316.70
7.2.30.0030.00916.72
7.2.20.0030.01016.66
7.2.10.0030.01416.60
7.2.00.0030.01317.96
7.1.250.0100.00615.59
7.1.240.0130.00715.81
7.1.230.0060.00615.55
7.1.220.0070.00715.24
7.1.210.0130.00315.30
7.1.200.0050.00815.46
7.1.190.0130.00315.69
7.1.180.0120.00615.39
7.1.170.0140.00015.67
7.1.160.0100.00615.56
7.1.150.0040.01115.67
7.1.140.0100.00315.50
7.1.130.0040.00815.35
7.1.120.0110.00715.62
7.1.110.0090.00615.38
7.1.100.0040.01115.59
7.1.90.0090.00915.48
7.1.80.0130.00615.41
7.1.70.0070.00516.42
7.1.60.0110.00717.65
7.1.50.0130.00315.60
7.1.40.0090.00915.77
7.1.30.0100.01015.33
7.1.20.0120.00315.54
7.1.10.0140.00615.37
7.1.00.0070.04019.12
7.0.330.0140.00015.02
7.0.320.0090.00315.12
7.0.310.0130.00015.14
7.0.300.0080.00415.02
7.0.290.0090.00615.13
7.0.280.0090.00615.05
7.0.270.0090.00915.05
7.0.260.0170.00315.30
7.0.250.0090.00315.26
7.0.240.0090.01215.25
7.0.230.0050.01115.34
7.0.220.0070.01215.24
7.0.210.0190.00515.27
7.0.200.0180.00315.01
7.0.190.0070.00715.10
7.0.180.0160.00815.20
7.0.170.0100.00815.09
7.0.160.0060.01015.24
7.0.150.0110.00315.13
7.0.140.0120.00415.00
7.0.130.0040.01614.85
7.0.120.0080.01115.38
7.0.110.0150.00514.79
7.0.100.0120.00815.27
7.0.90.0190.03717.61
7.0.80.0080.03717.68
7.0.70.0100.04117.53
7.0.60.0150.04017.43
7.0.50.0050.03717.82
7.0.40.0070.03516.55
7.0.30.0060.03516.80
7.0.20.0090.03216.86
7.0.10.0050.03816.74
7.0.00.0080.03616.66
5.6.380.0110.00414.32
5.6.370.0000.01114.16
5.6.360.0120.00013.85
5.6.350.0090.00314.04
5.6.340.0000.00814.06
5.6.330.0080.00614.36
5.6.320.0080.00414.00
5.6.310.0030.01013.95
5.6.300.0000.01214.12
5.6.290.0060.00614.18
5.6.280.0000.00914.06
5.6.270.0110.00414.38
5.6.260.0060.00613.95
5.6.250.0080.00414.13
5.6.240.0100.03117.42
5.6.230.0120.03117.46
5.6.220.0110.04317.35
5.6.210.0090.04617.27
5.6.200.0070.03617.59
5.6.190.0100.03317.37
5.6.180.0070.04417.53
5.6.170.0070.05017.43
5.6.160.0130.03517.73
5.6.150.0100.03217.43
5.6.140.0130.03017.54
5.6.130.0110.03617.58
5.6.120.0100.03317.71
5.6.110.0080.03317.57
5.6.100.0130.03017.55
5.6.90.0150.02817.63
5.6.80.0050.03917.28
5.6.70.0070.04517.32
5.6.60.0100.03817.20
5.6.50.0170.02417.32
5.6.40.0060.03517.27
5.6.30.0120.02817.34
5.6.20.0130.03317.25
5.6.10.0070.03417.23
5.6.00.0120.02617.21

preferences:
29.39 ms | 403 KiB | 5 Q