3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 111; $b = $a['aaa'] ?: ''; var_export($b);

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)
8.3.60.0140.00718.68
8.3.50.0140.00318.12
8.3.40.0110.00418.66
8.3.30.0040.01118.71
8.3.20.0070.00019.24
8.3.10.0000.00821.94
8.3.00.0080.00020.67
8.2.180.0070.00718.31
8.2.170.0000.01522.96
8.2.160.0100.00321.89
8.2.150.0060.00324.18
8.2.140.0080.00024.66
8.2.130.0080.00019.95
8.2.120.0040.00426.35
8.2.110.0030.00721.06
8.2.100.0100.00317.97
8.2.90.0040.00417.75
8.2.80.0040.00417.97
8.2.70.0000.00817.93
8.2.60.0000.00818.09
8.2.50.0040.00418.10
8.2.40.0040.00419.34
8.2.30.0050.00219.29
8.2.20.0040.00418.22
8.2.10.0050.00218.12
8.2.00.0070.00317.54
8.1.280.0110.00725.92
8.1.270.0030.00618.75
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0000.00923.91
8.1.230.0120.00019.26
8.1.220.0000.00817.78
8.1.210.0000.00818.77
8.1.200.0000.00917.23
8.1.190.0040.00417.13
8.1.180.0040.00418.10
8.1.170.0030.00618.61
8.1.160.0040.00418.76
8.1.150.0040.00418.80
8.1.140.0040.00422.19
8.1.130.0000.01020.37
8.1.120.0000.00817.48
8.1.110.0030.00517.35
8.1.100.0050.00317.47
8.1.90.0000.00717.35
8.1.80.0050.00217.43
8.1.70.0040.00417.36
8.1.60.0040.00417.48
8.1.50.0040.00717.45
8.1.40.0080.00017.54
8.1.30.0040.00417.69
8.1.20.0100.00017.60
8.1.10.0050.00217.49
8.1.00.0060.00317.53
8.0.300.0000.00718.77
8.0.290.0000.00816.75
8.0.280.0070.00018.36
8.0.270.0070.00017.36
8.0.260.0000.00718.45
8.0.250.0030.00317.03
8.0.240.0000.00617.03
8.0.230.0000.00717.01
8.0.220.0030.00316.96
8.0.210.0000.00716.86
8.0.200.0000.00716.97
8.0.190.0070.00317.00
8.0.180.0000.00816.86
8.0.170.0040.00417.00
8.0.160.0000.00717.00
8.0.150.0030.00516.90
8.0.140.0070.00016.93
8.0.130.0050.00013.38
8.0.120.0050.00216.90
8.0.110.0040.00417.00
8.0.100.0000.00716.78
8.0.90.0070.00016.91
8.0.80.0100.00616.90
8.0.70.0070.00016.95
8.0.60.0020.00516.78
8.0.50.0050.00317.02
8.0.30.0090.01317.18
8.0.20.0050.01417.40
8.0.10.0000.00817.12
8.0.00.0130.00516.64
7.4.330.0000.00615.55
7.4.320.0000.00616.55
7.4.300.0000.00716.66
7.4.290.0000.00716.48
7.4.280.0080.00016.61
7.4.270.0030.00316.59
7.4.260.0030.00616.48
7.4.250.0080.00016.42
7.4.240.0000.00716.60
7.4.230.0000.00716.43
7.4.220.0040.00416.50
7.4.210.0080.00716.61
7.4.200.0070.00016.48
7.4.160.0050.01016.42
7.4.140.0150.00617.86
7.4.130.0090.01316.45
7.4.120.0080.00916.62
7.4.110.0090.00916.45
7.4.100.0160.00016.40
7.4.90.0060.01116.45
7.4.80.0100.00619.39
7.4.70.0070.01016.27
7.4.60.0060.01016.66
7.4.50.0000.01816.56
7.4.40.0200.00316.44
7.4.00.0040.00815.05
7.3.330.0000.00513.13
7.3.320.0000.00513.00
7.3.310.0000.00816.29
7.3.300.0030.00316.06
7.3.290.0030.00416.23
7.3.280.0090.00416.21
7.3.260.0100.00716.43
7.3.240.0100.00716.38
7.3.230.0130.00316.17
7.3.210.0140.00416.18
7.3.200.0090.00816.20
7.3.190.0100.00916.23
7.3.180.0030.01316.11
7.3.170.0070.01016.57
7.3.160.0130.00316.63
7.3.10.0100.00616.46
7.3.00.0020.01416.40
7.2.330.0060.01216.26
7.2.320.0100.00716.63
7.2.310.0100.01016.55
7.2.300.0100.01016.52
7.2.290.0100.00716.51
7.2.130.0060.00816.66
7.2.120.0110.00616.51
7.2.110.0440.01015.87
7.2.100.0100.00815.91
7.2.90.0120.00716.02
7.2.80.0340.00916.11
7.2.70.0360.00716.06
7.2.60.0410.00715.96
7.2.50.0510.01115.93
7.2.40.0520.00716.10
7.2.30.0340.01016.13
7.2.20.0390.00616.18
7.2.10.0580.01016.01
7.2.00.0300.00915.97
7.1.250.0050.00515.69
7.1.230.0120.00613.49
7.1.220.0500.00913.75
7.1.210.0850.00913.76
7.1.200.0900.00614.05
7.1.190.1160.00713.72
7.1.180.1050.01013.83
7.1.170.0960.00313.77
7.1.160.1070.00313.80
7.1.150.1160.00613.83
7.1.140.0810.01013.82
7.1.130.1580.00613.73
7.1.120.0890.01014.07
7.1.110.0900.01314.06
7.1.100.0150.01513.99
7.1.90.0370.01013.79
7.1.80.0840.00614.11
7.1.70.0860.00013.78
7.1.60.1790.00332.11
7.1.50.2060.00731.97
7.1.40.1540.01631.62
7.1.30.2000.01031.85
7.1.20.1920.00731.79
7.1.10.1490.00713.94
7.1.00.1600.00013.89
5.6.380.0100.00314.26

preferences:
39.63 ms | 401 KiB | 5 Q