3v4l.org

run code in 300+ PHP versions simultaneously
<?php $m = null; $m = $m ?: 'alaska'; echo $m;

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)
8.3.60.0070.00716.48
8.3.50.0120.00418.02
8.3.40.0130.00318.38
8.3.30.0100.00718.50
8.3.20.0040.00421.73
8.3.10.0060.00321.73
8.3.00.0040.00419.13
8.2.180.0060.00918.13
8.2.170.0110.00322.96
8.2.160.0100.00320.52
8.2.150.0040.00424.18
8.2.140.0040.01124.66
8.2.130.0050.00319.70
8.2.120.0060.00326.35
8.2.110.0000.00920.81
8.2.100.0040.00717.78
8.2.90.0040.00417.59
8.2.80.0050.00319.39
8.2.70.0000.00818.05
8.2.60.0030.00617.93
8.2.50.0040.00418.10
8.2.40.0000.00822.29
8.2.30.0030.00319.51
8.2.20.0040.00418.03
8.2.10.0020.00518.02
8.2.00.0040.00418.01
8.1.280.0100.00725.92
8.1.270.0040.00423.80
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0060.00324.00
8.1.230.0000.01120.85
8.1.220.0060.00317.91
8.1.210.0030.00518.77
8.1.200.0060.00617.23
8.1.190.0030.00617.23
8.1.180.0000.01218.10
8.1.170.0000.00719.03
8.1.160.0070.00018.88
8.1.150.0040.00418.99
8.1.140.0040.00417.68
8.1.130.0000.00720.23
8.1.120.0030.00317.44
8.1.110.0040.00417.38
8.1.100.0050.00617.33
8.1.90.0070.00317.45
8.1.80.0050.00317.34
8.1.70.0050.00317.46
8.1.60.0000.00817.57
8.1.50.0070.00017.43
8.1.40.0040.00417.52
8.1.30.0050.00217.55
8.1.20.0000.00917.54
8.1.10.0040.00417.46
8.1.00.0000.00817.48
8.0.300.0040.00419.89
8.0.290.0040.00416.63
8.0.280.0030.00318.43
8.0.270.0030.00317.16
8.0.260.0040.00419.01
8.0.250.0000.00816.82
8.0.240.0040.00416.90
8.0.230.0060.00316.93
8.0.220.0030.00616.74
8.0.210.0040.00416.92
8.0.200.0030.00516.91
8.0.190.0050.00316.83
8.0.180.0030.00516.82
8.0.170.0060.00316.93
8.0.160.0000.00716.76
8.0.150.0040.00416.86
8.0.140.0040.00416.84
8.0.130.0000.00513.39
8.0.120.0050.00316.73
8.0.110.0000.00716.79
8.0.100.0030.00516.91
8.0.90.0030.00316.74
8.0.80.0030.01316.93
8.0.70.0080.00016.86
8.0.60.0000.00716.84
8.0.50.0000.00716.90
8.0.30.0120.00716.92
8.0.20.0100.01117.40
8.0.10.0050.00216.82
8.0.00.0080.01116.72
7.4.330.0000.00515.55
7.4.320.0020.00516.65
7.4.300.0000.00616.50
7.4.290.0060.00016.48
7.4.280.0040.00416.47
7.4.270.0000.00716.56
7.4.260.0070.00016.56
7.4.250.0060.00316.45
7.4.240.0050.00216.41
7.4.230.0040.00416.67
7.4.220.0040.00416.69
7.4.210.0050.01016.49
7.4.200.0040.00416.56
7.4.160.0110.00716.48
7.4.140.0120.00617.86
7.4.130.0120.00616.50
7.4.120.0130.00616.53
7.4.110.0130.00316.46
7.4.100.0070.01016.47
7.4.90.0100.00616.36
7.4.80.0140.01019.39
7.4.70.0060.01016.42
7.4.60.0090.00916.35
7.4.50.0110.00316.54
7.4.40.0070.01016.42
7.4.00.0050.01214.98
7.3.330.0060.00013.09
7.3.320.0000.00513.17
7.3.310.0060.00016.31
7.3.300.0070.00016.09
7.3.290.0030.00316.23
7.3.280.0100.01016.24
7.3.260.0120.00616.29
7.3.240.0110.00816.28
7.3.230.0090.00916.30
7.3.210.0080.00816.14
7.3.200.0050.01116.27
7.3.190.0120.00916.21
7.3.180.0140.00916.55
7.3.170.0090.00616.41
7.3.160.0070.01016.36
7.3.120.0070.01115.00
7.3.110.0140.00414.69
7.3.100.0100.00714.69
7.3.90.0170.00014.93
7.3.80.0070.00714.66
7.3.70.0060.00914.55
7.3.60.0070.00714.69
7.3.50.0080.00414.46
7.3.40.0030.01014.59
7.3.30.0060.00614.46
7.3.20.0070.01016.34
7.3.10.0040.01116.68
7.3.00.0030.00916.63
7.2.330.0040.01416.46
7.2.320.0110.00616.14
7.2.310.0060.01116.59
7.2.300.0150.00916.31
7.2.290.0000.01816.59
7.2.250.0120.00814.96
7.2.240.0030.01314.69
7.2.230.0100.01014.80
7.2.220.0000.01814.77
7.2.210.0090.00915.04
7.2.200.0070.00714.59
7.2.190.0100.00714.76
7.2.180.0040.01114.70
7.2.170.0060.00614.66
7.2.60.0130.00016.70
7.2.40.0180.01017.83
7.2.30.0180.01217.44
7.2.20.0190.01117.79
7.2.10.0340.01017.12
7.2.00.0270.01217.86
7.1.330.0040.01115.74
7.1.320.0040.01415.70
7.1.310.0090.00915.82
7.1.300.0040.01115.77
7.1.290.0100.00715.61
7.1.280.0090.00315.66
7.1.270.0030.01015.65
7.1.260.0030.00815.75
7.1.200.0050.00315.67
7.1.160.0180.00816.63
7.1.150.0200.00616.74
7.1.140.0180.00916.56
7.1.130.0150.01016.63
7.1.120.0200.00816.56
7.1.110.0210.01316.02
7.1.100.0160.01016.26
7.1.90.0180.00916.09
7.1.80.0160.01016.04
7.1.70.0230.01015.10
7.1.60.0320.01432.92
7.1.50.0610.01532.70
7.1.40.0390.01532.50
7.1.30.0470.02132.63
7.1.20.0550.01632.66
7.1.10.0190.00914.74
7.1.00.1240.00814.81

preferences:
55.99 ms | 400 KiB | 5 Q