3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = ["1" => "aaa"]; var_dump ( isset ( $array [ 1 ] ) ) ;

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)
8.3.60.0170.00318.52
8.3.50.0070.01318.31
8.3.40.0070.00718.85
8.3.30.0100.00618.43
8.3.20.0070.00024.18
8.3.10.0040.00424.66
8.3.00.0060.00326.16
8.2.180.0100.00725.92
8.2.170.0130.00319.09
8.2.160.0030.01022.96
8.2.150.0050.00325.66
8.2.140.0060.00324.66
8.2.130.0080.00026.16
8.2.120.0080.00026.35
8.2.110.0060.00322.14
8.2.100.0080.00317.79
8.2.90.0040.00417.75
8.2.80.0050.00318.82
8.2.70.0040.00417.93
8.2.60.0060.00318.22
8.2.50.0050.00318.10
8.2.40.0050.00321.11
8.2.30.0070.00019.18
8.2.20.0070.00018.04
8.2.10.0040.00419.14
8.2.00.0040.00419.27
8.1.280.0120.00325.92
8.1.270.0040.00423.99
8.1.260.0080.00028.09
8.1.250.0060.00328.09
8.1.240.0030.00623.96
8.1.230.0080.00419.20
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0030.00617.23
8.1.190.0060.00317.23
8.1.180.0060.00318.10
8.1.170.0000.00818.48
8.1.160.0040.00418.86
8.1.150.0030.00518.82
8.1.140.0000.00720.62
8.1.130.0000.00719.98
8.1.120.0000.00817.40
8.1.110.0040.00417.30
8.1.100.0070.00017.27
8.1.90.0000.00717.27
8.1.80.0000.00717.42
8.1.70.0050.00217.36
8.1.60.0040.00417.55
8.1.50.0050.00317.48
8.1.40.0000.00717.45
8.1.30.0000.00817.50
8.1.20.0040.00417.54
8.1.10.0090.00017.48
8.1.00.0120.00017.41
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0030.00318.42
8.0.270.0050.00316.75
8.0.260.0040.00418.40
8.0.250.0080.00016.79
8.0.240.0000.00716.87
8.0.230.0030.00316.90
8.0.220.0070.00016.83
8.0.210.0030.00316.83
8.0.200.0030.00316.81
8.0.190.0030.00616.89
8.0.180.0070.00016.79
8.0.170.0060.00316.84
8.0.160.0070.00016.86
8.0.150.0080.00416.70
8.0.140.0030.00316.71
8.0.130.0030.00313.31
8.0.120.0000.00816.77
8.0.110.0050.00316.86
8.0.100.0040.00416.88
8.0.90.0000.00716.68
8.0.80.0070.01016.77
8.0.70.0000.00816.86
8.0.60.0040.00416.71
8.0.50.0070.00016.66
8.0.30.0070.01016.90
8.0.20.0210.01216.98
8.0.10.0220.00916.98
8.0.00.0260.00616.92
7.4.330.0040.00015.55
7.4.320.0000.00616.42
7.4.300.0000.00616.42
7.4.290.0000.00816.50
7.4.280.0000.00816.43
7.4.270.0030.00316.54
7.4.260.0030.00313.21
7.4.250.0040.00416.38
7.4.240.0040.00416.43
7.4.230.0070.00016.34
7.4.220.0050.00216.37
7.4.210.0050.01016.56
7.4.200.0000.00716.60
7.4.150.0250.00716.44
7.4.140.0190.01116.48
7.4.130.0220.00916.38
7.4.120.0250.00616.46
7.4.110.0240.00916.36
7.4.100.0190.01916.42
7.4.90.0300.00216.44
7.4.80.0300.00516.44
7.4.70.0270.00416.43
7.4.60.0280.00616.30
7.4.50.0180.01216.54
7.4.40.0200.01316.42
7.4.30.0170.01416.41
7.4.20.0250.00616.37
7.4.10.0200.01016.34
7.4.00.0130.00516.34
7.3.330.0070.00016.07
7.3.320.0020.00213.03
7.3.310.0030.00316.25
7.3.300.0000.00716.14
7.3.290.0060.01116.21
7.3.270.0260.01016.13
7.3.260.0200.01116.34
7.3.250.0250.00716.20
7.3.240.0240.01216.49
7.3.230.0340.00016.08
7.3.220.0360.00016.18
7.3.210.0280.01216.32
7.3.200.0290.00416.31
7.3.190.0290.01016.29
7.3.180.0270.00616.20
7.3.170.0180.01516.27
7.3.160.0200.01316.25
7.3.150.0270.00616.19
7.3.140.0290.00316.46
7.3.130.0330.00016.23
7.3.120.0250.00816.22
7.3.110.0230.01716.40
7.3.100.0260.01016.39
7.3.90.0170.01416.17
7.3.80.0250.00816.05
7.3.70.0320.00316.20
7.3.60.0270.00716.11
7.3.50.0220.01116.07
7.3.40.0330.00316.14
7.3.30.0250.01016.16
7.3.20.0270.00816.09
7.3.10.0280.00716.38
7.3.00.0280.00416.25

preferences:
61.68 ms | 400 KiB | 5 Q