3v4l.org

run code in 300+ PHP versions simultaneously
<?php $A = 'Ca2SO3'; $po = strpos($A, 'Ca'); echo $A[$po + 2];

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)
8.3.60.0110.00716.36
8.3.50.0060.00916.50
8.3.40.0090.00618.54
8.3.30.0150.00018.49
8.3.20.0040.00420.33
8.3.10.0030.00623.65
8.3.00.0000.00819.81
8.2.180.0100.01018.25
8.2.170.0070.01122.96
8.2.160.0170.00319.12
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00419.32
8.2.120.0050.00226.35
8.2.110.0060.00321.03
8.2.100.0030.00918.16
8.2.90.0030.00618.14
8.2.80.0040.00417.97
8.2.70.0000.00918.05
8.2.60.0080.00017.93
8.2.50.0040.00418.10
8.2.40.0040.00420.50
8.2.30.0000.00719.30
8.2.20.0030.00518.18
8.2.10.0040.00418.15
8.2.00.0040.00418.10
8.1.280.0110.00425.92
8.1.270.0040.00423.88
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0030.00622.08
8.1.230.0040.00822.67
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0030.00617.36
8.1.190.0000.00817.22
8.1.180.0040.00418.10
8.1.170.0060.00318.56
8.1.160.0040.00419.07
8.1.150.0050.00318.69
8.1.140.0050.00219.50
8.1.130.0000.00718.88
8.1.120.0050.00217.29
8.1.110.0030.00617.39
8.1.100.0040.00417.36
8.1.90.0000.00717.24
8.1.80.0020.00517.41
8.1.70.0060.00317.44
8.1.60.0040.00417.43
8.1.50.0040.00417.34
8.1.40.0040.00417.32
8.1.30.0040.00417.50
8.1.20.0090.00317.48
8.1.10.0040.00417.66
8.1.00.0070.00017.57
8.0.300.0080.00019.57
8.0.290.0040.00416.75
8.0.280.0040.00418.38
8.0.270.0030.00317.25
8.0.260.0000.00816.75
8.0.250.0000.00616.98
8.0.240.0000.00816.94
8.0.230.0070.00016.80
8.0.220.0060.00016.81
8.0.210.0040.00416.73
8.0.200.0070.00016.87
8.0.190.0050.00316.75
8.0.180.0030.00516.84
8.0.170.0030.00316.84
8.0.160.0060.00316.80
8.0.150.0030.00316.80
8.0.140.0000.01016.76
8.0.130.0000.00513.20
8.0.120.0040.00416.80
8.0.110.0050.00216.64
8.0.100.0040.00416.89
8.0.90.0070.00016.72
8.0.80.0060.00916.86
8.0.70.0030.00516.78
8.0.60.0040.00416.77
8.0.50.0050.00316.85
8.0.30.0080.01116.99
8.0.20.0120.01117.40
8.0.10.0000.00716.88
8.0.00.0120.00416.66
7.4.330.0020.00215.55
7.4.320.0040.00416.43
7.4.300.0000.00716.54
7.4.290.0020.00516.57
7.4.280.0060.00516.47
7.4.270.0030.00316.54
7.4.260.0080.00016.54
7.4.250.0040.00416.37
7.4.240.0080.00016.54
7.4.230.0070.00016.63
7.4.220.0100.00716.48
7.4.210.0100.01016.62
7.4.200.0030.00316.51
7.4.160.0090.00616.29
7.4.150.0140.00317.40
7.4.140.0110.01317.86
7.4.130.0070.01116.47
7.4.120.0110.00816.52
7.4.110.0130.00616.57
7.4.100.0170.00716.44
7.4.90.0100.00716.45
7.4.80.0050.01119.39
7.4.70.0060.00916.43
7.4.60.0160.00016.49
7.4.50.0030.01316.59
7.4.40.0170.00616.57
7.4.30.0030.01416.37
7.4.00.0090.00615.06
7.3.330.0000.00513.16
7.3.320.0030.00313.09
7.3.310.0080.00016.11
7.3.300.0030.00316.14
7.3.290.0110.00616.27
7.3.280.0080.00816.22
7.3.270.0060.01117.40
7.3.260.0030.01516.38
7.3.250.0110.00716.46
7.3.240.0120.00516.38
7.3.230.0180.00616.51
7.3.210.0110.00616.46
7.3.200.0070.01216.57
7.3.190.0040.01516.36
7.3.180.0040.01216.43
7.3.170.0150.00016.31
7.3.160.0150.00516.45
7.2.330.0120.01216.41
7.2.320.0110.00716.63
7.2.310.0070.01416.63
7.2.300.0080.00916.48
7.2.290.0110.00616.55
7.2.60.0060.00916.86
7.2.00.0060.00819.48
7.1.200.0090.00615.75
7.1.100.0070.00417.78
7.1.70.0160.00715.30
7.1.60.0420.01333.45
7.1.50.0310.01533.15
7.1.40.0310.01032.52
7.1.30.0210.02032.68
7.1.20.0300.01332.66
7.1.10.0120.01414.91
7.1.00.0200.01314.76
7.0.200.0170.01414.97
7.0.190.0130.01314.86
7.0.180.0190.00314.48
7.0.170.0200.01014.49
7.0.160.0260.00614.42
7.0.150.0240.01014.34
7.0.140.0240.00614.65
7.0.130.0300.00614.94
7.0.120.0300.00514.89
7.0.110.0220.01114.48
7.0.100.0270.00914.49
7.0.90.0180.01214.67
7.0.80.0180.00914.40
7.0.70.0210.01314.41
7.0.60.0220.01314.31
7.0.50.0300.00814.55
7.0.40.0220.01414.50
7.0.30.1310.01514.68
7.0.20.0250.00714.39
7.0.10.0280.01014.59
7.0.00.0300.01014.48

preferences:
70.44 ms | 400 KiB | 5 Q