3v4l.org

run code in 500+ PHP versions simultaneously
<?php var_dump( 1 & 3); // 1 var_dump( "b" & "a"); // ` var_dump( chr(ord("b") & ord("a"))); var_dump( "1" & "a"); // ! // type error //var_dump( 1 & "a"); var_dump( "1" & "4"); // 0 var_dump( chr(ord("1") & ord("4"))); // 0

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)
8.5.60.0100.00716.80
8.5.50.0100.00816.76
8.5.30.0120.00619.54
8.5.20.0110.00820.12
8.5.10.0190.00817.31
8.5.00.0100.01119.72
8.4.210.0140.00719.37
8.4.180.0130.00822.05
8.4.170.0130.00823.86
8.4.160.0160.00623.84
8.4.150.0080.00316.81
8.4.140.0080.01317.29
8.4.130.0070.00318.80
8.4.120.0090.00823.85
8.4.110.0120.00722.36
8.4.100.0110.00817.50
8.4.90.0140.00517.57
8.4.80.0160.00818.38
8.4.70.0190.00718.41
8.4.60.0430.00717.57
8.4.50.0360.00617.44
8.4.40.0360.00617.24
8.4.30.0280.00717.31
8.4.20.0360.00817.13
8.4.10.0370.00517.13
8.3.300.0100.00920.69
8.3.290.0130.00820.83
8.3.280.0120.00820.08
8.3.270.0100.01016.51
8.3.260.0030.00616.49
8.3.250.0120.00618.68
8.3.240.0120.00716.38
8.3.230.0140.00516.66
8.3.220.0140.00918.07
8.3.210.0310.00616.97
8.3.200.0380.00716.97
8.3.190.0330.00916.97
8.3.180.0410.00716.97
8.3.170.0410.01116.97
8.3.160.0380.01016.97
8.3.150.0390.00616.97
8.3.140.0280.00716.97
8.3.130.0260.00616.97
8.3.120.0260.00716.97
8.3.110.0260.00616.97
8.3.100.0230.00817.50
8.3.90.0310.00516.97
8.3.80.0300.00716.97
8.3.70.0300.00716.97
8.3.60.0330.00516.97
8.3.50.0310.00816.97
8.3.40.0360.00817.22
8.3.30.0300.00917.23
8.3.20.0350.00817.30
8.3.10.0320.00817.20
8.3.00.0300.00917.17
8.2.300.0090.01018.72
8.2.290.0060.00320.32
8.2.280.0290.00716.97
8.2.270.0350.00816.97
8.2.260.0340.01016.97
8.2.250.0330.00816.97
8.2.240.0300.00816.97
8.2.230.0260.00916.97
8.2.220.0250.00816.97
8.2.210.0250.00616.97
8.2.200.0190.01016.97
8.2.190.0260.00616.97
8.2.180.0280.00616.97
8.2.170.0310.00717.37
8.2.160.0310.00817.35
8.2.150.0330.00917.22
8.2.140.0370.00717.13
8.2.130.0390.00617.27
8.2.120.0330.00817.32
8.2.110.0270.00717.37
8.2.100.0330.01117.21
8.2.90.0340.00617.49
8.2.80.0290.00617.30
8.2.70.0280.00617.20
8.2.60.0320.00517.26
8.2.50.0330.00817.24
8.2.40.0290.01017.16
8.2.30.0390.00717.25
8.2.20.0300.00617.22
8.2.10.0360.00717.31
8.2.00.0360.00917.32
8.1.340.0100.00917.48

preferences:
49.28 ms | 852 KiB | 5 Q