3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = 'ABC123'; switch (false) { case isset($var): throw new Exception("Not set!"); case $var: throw new Exception("False!"); case isstring($var): throw new Exception("Not a string!"); /* case customGuardFunction() * */ default: echo "All checks passed!"; }

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)
8.3.60.0110.00716.50
8.3.50.0080.00816.21
8.3.40.0030.01018.77
8.3.30.0070.00719.02
8.3.20.0040.00420.39
8.3.10.0070.00023.67
8.3.00.0080.00022.04
8.2.180.0040.01516.88
8.2.170.0040.01122.96
8.2.160.0100.00319.07
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00021.05
8.2.120.0080.00026.35
8.2.110.0070.01022.13
8.2.100.0120.00017.84
8.2.90.0040.00419.08
8.2.80.0000.00918.04
8.2.70.0030.00617.37
8.2.60.0080.00017.80
8.2.50.0030.00618.10
8.2.40.0040.00420.48
8.2.30.0060.00320.97
8.2.20.0040.00417.88
8.2.10.0070.00017.94
8.2.00.0040.00418.07
8.1.280.0100.01025.92
8.1.270.0080.00023.99
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0070.01423.91
8.1.230.0110.00023.83
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0060.00317.23
8.1.190.0000.00917.23
8.1.180.0000.00818.10
8.1.170.0040.00418.88
8.1.160.0030.00319.06
8.1.150.0000.00718.83
8.1.140.0050.00219.53
8.1.130.0030.00518.79
8.1.120.0000.00717.41
8.1.110.0030.00617.26
8.1.100.0000.00817.28
8.1.90.0040.00417.33
8.1.80.0040.00417.29
8.1.70.0090.00017.29
8.1.60.0040.00417.52
8.1.50.0000.00817.48
8.1.40.0040.00417.55
8.1.30.0000.00717.55
8.1.20.0030.00517.56
8.1.10.0000.01017.57
8.1.00.0000.00817.50
8.0.300.0030.00518.77
8.0.290.0000.00816.63
8.0.280.0050.00318.38
8.0.270.0030.00317.20
8.0.260.0030.00316.78
8.0.250.0070.00017.00
8.0.240.0070.00016.89
8.0.230.0030.00316.93
8.0.220.0070.00016.86
8.0.210.0030.00316.91
8.0.200.0070.00016.88
8.0.190.0000.00716.93
8.0.180.0030.00716.92
8.0.170.0030.00316.96
8.0.160.0040.00416.91
8.0.150.0070.00016.80
8.0.140.0040.00416.74
8.0.130.0060.00213.41
8.0.120.0040.00416.91
8.0.110.0040.00416.92
8.0.100.0050.00316.84
8.0.90.0030.00516.84
8.0.80.0060.01216.85
8.0.70.0000.00716.93
8.0.60.0030.00516.96
8.0.50.0040.00416.90
8.0.30.0140.01316.93
8.0.20.0110.00917.40
8.0.10.0060.00317.09
8.0.00.0110.00716.64
7.4.330.0040.00215.55
7.4.320.0000.00716.48
7.4.300.0000.00616.57
7.4.290.0050.00216.66
7.4.280.0000.00816.50
7.4.270.0000.00716.59
7.4.260.0030.00316.50
7.4.250.0000.00716.61
7.4.240.0000.00716.58
7.4.230.0000.00816.63
7.4.220.0030.00316.67
7.4.210.0070.00716.45
7.4.200.0000.00716.61
7.4.160.0050.01316.68
7.4.150.0040.01417.40
7.4.140.0120.00617.86
7.4.130.0030.01416.58
7.4.120.0120.01316.50
7.4.110.0120.00916.59
7.4.100.0060.01416.48
7.4.90.0110.00816.62
7.4.80.0090.00919.39
7.4.70.0080.00816.50
7.4.60.0100.00716.59
7.4.50.0090.00616.53
7.4.40.0100.00716.57
7.4.30.0080.00816.51
7.4.00.0040.01415.15
7.3.330.0030.00313.10
7.3.320.0030.00313.02
7.3.310.0050.00316.13
7.3.300.0000.00716.27
7.3.290.0070.01016.25
7.3.280.0070.01016.26
7.3.270.0120.00617.40
7.3.260.0110.01316.32
7.3.250.0090.00916.22
7.3.240.0070.01416.45
7.3.230.0080.00816.53
7.3.210.0090.00616.50
7.3.200.0060.01216.38
7.3.190.0030.01616.20
7.3.180.0120.00316.34
7.3.170.0190.00416.21
7.3.160.0130.01016.43
7.3.10.0070.00716.52
7.3.00.0100.00716.57
7.2.330.0150.00316.70
7.2.320.0120.00416.65
7.2.310.0180.00016.15
7.2.300.0030.01316.48
7.2.290.0130.00716.37
7.2.130.0030.01016.74
7.2.120.0060.00317.00
7.2.110.0030.00816.98
7.2.100.0060.00616.58
7.2.90.0030.01016.90
7.2.80.0050.01116.58
7.2.70.0070.00716.85
7.2.60.0050.00916.83
7.2.50.0040.00416.69
7.2.40.0060.00616.80
7.2.30.0060.00616.74
7.2.20.0030.01016.68
7.2.10.0040.00816.63
7.2.00.0050.01218.03
7.1.250.0030.00715.56
7.1.200.0080.00315.49
7.1.100.0000.01418.14
7.1.70.0230.00715.08
7.1.60.0370.01733.24
7.1.50.0500.01632.85
7.1.40.0310.01432.54
7.1.30.0400.01032.77
7.1.20.0380.01432.39
7.1.10.0180.01414.70
7.1.00.0200.01714.69
7.0.200.0190.01315.11
7.0.190.0210.00914.76
7.0.180.0240.01114.47
7.0.170.1160.00714.34
7.0.160.0150.01514.64
7.0.150.0230.00314.43
7.0.140.0220.00914.50
7.0.130.0140.01814.79
7.0.120.0250.00714.83
7.0.110.0160.01314.24
7.0.100.0300.00314.39
7.0.90.0410.00614.62
7.0.80.0320.01514.46
7.0.70.0260.01614.49
7.0.60.0390.00914.29
7.0.50.0460.01014.70
7.0.40.0200.01314.64
7.0.30.0270.01314.51
7.0.20.0290.00914.43
7.0.10.0220.01014.59
7.0.00.0200.01014.68

preferences:
37.92 ms | 401 KiB | 5 Q