3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(-1); var_dump(count(array())); var_dump(count(0)); var_dump(count(42)); var_dump(count("")); var_dump(count("Hello World")); var_dump(count(new stdClass)); class Test {} var_dump(count(new Test)); var_dump(count($non_existent_variable)); var_dump(count(null));

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)
8.3.60.0140.00316.75
8.3.50.0140.00016.36
8.3.40.0140.00018.97
8.3.30.0120.00618.83
8.3.20.0000.00720.38
8.3.10.0040.00423.51
8.3.00.0000.01019.27
8.2.180.0070.00718.36
8.2.170.0120.00322.96
8.2.160.0070.00719.28
8.2.150.0050.00324.18
8.2.140.0070.00724.66
8.2.130.0070.00020.39
8.2.120.0040.00426.35
8.2.110.0030.00722.25
8.2.100.0060.00620.52
8.2.90.0000.00819.63
8.2.80.0090.00019.38
8.2.70.0050.00317.93
8.2.60.0040.00417.90
8.2.50.0040.00418.10
8.2.40.0040.00420.48
8.2.30.0000.00719.06
8.2.20.0040.00418.08
8.2.10.0060.00318.26
8.2.00.0000.00818.29
8.1.280.0120.00325.92
8.1.270.0040.00423.96
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0070.00322.02
8.1.230.0030.00919.05
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.00
8.1.190.0040.00417.22
8.1.180.0080.00018.10
8.1.170.0000.00818.44
8.1.160.0050.00218.79
8.1.150.0030.00520.02
8.1.140.0000.00719.43
8.1.130.0040.00417.26
8.1.120.0040.00417.36
8.1.110.0040.00417.23
8.1.100.0070.00017.37
8.1.90.0000.00717.39
8.1.80.0100.00017.25
8.1.70.0050.00217.34
8.1.60.0030.00617.52
8.1.50.0040.00417.50
8.1.40.0060.00617.48
8.1.30.0040.00417.46
8.1.20.0000.00717.59
8.1.10.0040.00417.52
8.1.00.0030.00617.33
8.0.300.0040.00419.62
8.0.290.0040.00416.63
8.0.280.0000.00718.40
8.0.270.0040.00417.21
8.0.260.0040.00416.84
8.0.250.0000.00716.93
8.0.240.0050.00317.02
8.0.230.0040.00416.98
8.0.220.0070.00016.89
8.0.210.0000.00816.91
8.0.200.0000.00616.96
8.0.190.0030.00616.92
8.0.180.0030.00416.89
8.0.170.0080.00316.84
8.0.160.0090.00016.93
8.0.150.0000.00816.82
8.0.140.0030.00316.90
8.0.130.0030.00313.38
8.0.120.0030.00516.86
8.0.110.0000.00716.70
8.0.100.0000.00816.87
8.0.90.0000.00716.77
8.0.80.0140.00716.86
8.0.70.0030.00516.80
8.0.60.0040.00416.92
8.0.50.0050.00216.96
8.0.30.0110.00817.09
8.0.20.0120.00717.40
8.0.10.0040.00416.84
8.0.00.0120.00616.72
7.4.330.0020.00215.55
7.4.320.0040.00416.53
7.4.300.0000.00716.36
7.4.290.0030.00316.53
7.4.280.0030.00616.53
7.4.270.0000.00716.55
7.4.260.0000.00716.41
7.4.250.0040.00416.38
7.4.240.0050.00216.44
7.4.230.0000.00716.66
7.4.220.0200.00316.63
7.4.210.0070.00816.66
7.4.200.0000.00716.46
7.4.160.0120.00416.48
7.4.150.0030.01617.40
7.4.140.0120.01017.86
7.4.130.0050.01416.47
7.4.120.0130.00616.48
7.4.110.0130.00816.46
7.4.100.0080.00916.40
7.4.90.0110.00716.41
7.4.80.0120.00919.39
7.4.70.0000.01716.55
7.4.60.0060.01016.31
7.4.50.0090.00616.49
7.4.40.0110.00616.55
7.4.30.0100.01316.59
7.4.00.0120.00314.81
7.3.330.0050.00013.34
7.3.320.0000.00613.16
7.3.310.0000.00716.46
7.3.300.0030.00316.21
7.3.290.0040.01616.37
7.3.280.0090.01016.35
7.3.270.0120.00617.40
7.3.260.0050.01716.39
7.3.240.0080.00816.35
7.3.230.0110.00716.34
7.3.210.0070.01016.31
7.3.200.0180.00016.33
7.3.190.0180.00616.37
7.3.180.0060.01016.43
7.3.170.0080.00816.37
7.3.160.0060.01216.33
7.3.10.0090.00016.70
7.3.00.0130.00316.65
7.2.330.0130.00616.62
7.2.320.0150.00316.63
7.2.310.0060.01016.29
7.2.300.0120.00616.42
7.2.290.0140.00316.41
7.2.130.0070.00416.65
7.2.120.0090.00616.52
7.2.110.0060.00616.82
7.2.100.0000.01116.78
7.2.90.0100.00716.82
7.2.80.0080.00316.73
7.2.70.0070.00716.43
7.2.60.0050.01016.75
7.2.50.0070.00716.76
7.2.40.0110.00416.57
7.2.30.0000.01816.97
7.2.20.0100.00416.67
7.2.10.0140.00316.59
7.2.00.0050.01017.96
7.1.250.0060.00615.74
7.1.200.0080.00515.79
7.1.70.0030.00617.22
7.1.60.0070.00317.23
7.1.50.0070.01316.89
7.1.40.1170.02032.38
7.1.30.1470.02032.61
7.1.20.1470.01732.48
7.1.10.0700.01314.50
7.1.00.0730.01014.63
7.0.200.0160.00816.55
7.0.180.0900.01714.42
7.0.170.1970.00714.26
7.0.160.1130.01714.23
7.0.150.1000.01314.41
7.0.140.0870.01014.25
7.0.130.0770.00314.44
7.0.120.1000.01314.56
7.0.110.0730.01014.11
7.0.100.0900.00714.27
7.0.90.0870.01014.36
7.0.80.0670.01014.34
7.0.70.0670.02014.31
7.0.60.1470.01313.96
7.0.50.1230.01714.36
7.0.40.1130.01014.46
7.0.30.0930.01314.45
7.0.20.1000.00714.50
7.0.10.0800.00714.50
7.0.00.1230.01714.26

preferences:
58.71 ms | 400 KiB | 5 Q