3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = range(3,9); foreach ($a as $b) { switch($b) { case 3: $b = 7; case 7: $b = 3; default: // do nothing } } echo implode('-',$a); $a = range(3,9); foreach ($a as &$b) { switch($b) { case 3: $b = 7; case 7: $b = 3; default: // do nothing } } echo implode('-',$a); // Excerpt From: Lorna Mitchell. “Zend Certification Preparation Pack.” iBooks.

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)
8.3.70.0140.00718.05
8.3.60.0120.00316.74
8.3.50.0090.00921.09
8.3.40.0040.01118.47
8.3.30.0140.00318.75
8.3.20.0080.00020.16
8.3.10.0050.00223.61
8.3.00.0050.00323.64
8.2.180.0070.01118.54
8.2.170.0120.00322.96
8.2.160.0050.00520.39
8.2.150.0000.00824.18
8.2.140.0070.00024.66
8.2.130.0050.00319.77
8.2.120.0040.00426.35
8.2.110.0030.00720.86
8.2.100.0120.00018.03
8.2.90.0000.00819.08
8.2.80.0040.00417.97
8.2.70.0080.00017.50
8.2.60.0030.00518.04
8.2.50.0050.00318.07
8.2.40.0060.00320.65
8.2.30.0030.00319.34
8.2.20.0050.00217.76
8.2.10.0040.00418.14
8.2.00.0080.00018.02
8.1.280.0050.00825.92
8.1.270.0050.00323.96
8.1.260.0020.00528.09
8.1.250.0060.00328.09
8.1.240.0000.00923.75
8.1.230.0070.00419.01
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0000.00817.35
8.1.180.0000.00718.10
8.1.170.0080.00018.66
8.1.160.0040.00420.84
8.1.150.0000.00718.85
8.1.140.0000.00819.60
8.1.130.0080.00017.77
8.1.120.0030.00317.51
8.1.110.0070.00017.51
8.1.100.0000.00717.39
8.1.90.0040.00417.46
8.1.80.0030.00617.42
8.1.70.0060.00317.34
8.1.60.0030.00517.59
8.1.50.0040.00417.47
8.1.40.0040.00417.43
8.1.30.0000.00817.55
8.1.20.0040.00417.70
8.1.10.0030.00617.53
8.1.00.0030.00517.51
8.0.300.0000.00718.77
8.0.290.0000.00816.63
8.0.280.0000.00718.53
8.0.270.0040.00417.26
8.0.260.0060.00018.38
8.0.250.0040.00416.86
8.0.240.0000.00816.96
8.0.230.0040.00416.98
8.0.220.0000.00716.82
8.0.210.0000.00716.79
8.0.200.0050.00216.95
8.0.190.0000.00716.97
8.0.180.0070.00316.94
8.0.170.0080.00016.97
8.0.160.0040.00416.91
8.0.150.0070.00016.86
8.0.140.0000.00816.75
8.0.130.0000.00713.33
8.0.120.0060.00316.83
8.0.110.0000.00816.88
8.0.100.0050.00316.87
8.0.90.0050.00316.95
8.0.80.0060.01016.90
8.0.70.0080.00016.96
8.0.60.0000.00816.72
8.0.50.0000.00716.87
8.0.30.0050.01217.05
8.0.20.0130.01617.43
8.0.10.0070.00016.97
8.0.00.0100.00816.76
7.4.330.0060.00016.67
7.4.320.0040.00416.54
7.4.300.0030.00316.54
7.4.290.0000.00716.55
7.4.280.0040.00516.55
7.4.270.0070.00016.61
7.4.260.0030.00316.51
7.4.250.0080.00016.48
7.4.240.0040.00316.60
7.4.230.0030.00516.42
7.4.220.0120.00616.43
7.4.210.0140.00716.56
7.4.200.0030.00316.45
7.4.160.0090.00616.47
7.4.150.0040.01417.40
7.4.140.0130.01217.86
7.4.130.0110.00716.46
7.4.120.0120.00816.66
7.4.110.0120.00416.57
7.4.100.0140.00316.59
7.4.90.0090.00916.64
7.4.80.0120.00919.39
7.4.70.0070.01016.48
7.4.60.0090.00616.53
7.4.50.0100.00316.38
7.4.40.0090.00616.65
7.4.30.0070.01116.53
7.4.00.0040.01415.11
7.3.330.0060.00013.09
7.3.320.0000.00513.20
7.3.310.0030.00316.25
7.3.300.0060.00016.32
7.3.290.0090.00816.32
7.3.280.0100.00616.24
7.3.270.0110.01417.40
7.3.260.0160.00816.55
7.3.250.0120.00516.38
7.3.240.0110.00516.55
7.3.230.0080.01116.39
7.3.210.0060.01216.52
7.3.200.0140.00419.39
7.3.190.0060.01016.37
7.3.180.0120.00616.36
7.3.170.0040.01116.34
7.3.160.0060.00916.38
7.3.10.0130.00616.66
7.3.00.0160.00816.71
7.2.330.0080.01216.41
7.2.320.0120.00616.52
7.2.310.0110.00616.74
7.2.300.0150.01116.55
7.2.290.0130.00916.82
7.2.130.0110.01716.88
7.2.120.0110.01116.87
7.2.110.0170.00816.63
7.2.100.0080.00816.91
7.2.90.0110.01117.02
7.2.80.0120.01216.70
7.2.70.0130.00716.91
7.2.60.0120.00317.01
7.2.50.0150.00016.91
7.2.40.0060.00616.93
7.2.30.0000.01216.98
7.2.20.0040.00717.06
7.2.10.0060.00616.79
7.2.00.0040.01018.25
7.1.250.0080.00815.67
7.1.200.0030.00615.47
7.1.100.0030.01017.91
7.1.70.0000.01417.22
7.1.60.0130.01319.18
7.1.50.0160.00616.97
7.1.00.0000.08022.48
7.0.200.0230.00714.90
7.0.60.0000.07721.71
7.0.50.0030.04017.82
7.0.40.0100.08320.04
7.0.30.0230.08020.16
7.0.20.0170.04320.30
7.0.10.0130.08320.16
7.0.00.0070.05020.09
5.6.280.0030.03320.77
5.6.210.0130.07020.74
5.6.200.0100.05318.16
5.6.190.0000.09320.41
5.6.180.0500.06320.68
5.6.170.0130.04320.51
5.6.160.0100.08320.48
5.6.150.0070.08018.09
5.6.140.0070.08318.21
5.6.130.0070.07718.21
5.6.120.0100.08021.02
5.6.110.0000.05720.98
5.6.100.0000.08020.97
5.6.90.0070.09020.96
5.6.80.0070.03320.43
5.5.350.0370.07720.39
5.5.340.0100.05717.92
5.5.330.0130.06720.21
5.5.320.0630.06320.29
5.5.310.0170.05320.28
5.5.300.0000.08717.88
5.5.290.0070.05718.01
5.5.280.0100.03320.93
5.5.270.0170.03020.89
5.5.260.0030.09020.86
5.5.250.0100.07320.69
5.5.240.0200.06320.03

preferences:
54.24 ms | 401 KiB | 5 Q