3v4l.org

run code in 300+ PHP versions simultaneously
<?php $result = count(null); var_dump($result); $result = count(""); var_dump($result); $result = count(123); var_dump($result); $result = count(true); var_dump($result); $result = count(false); var_dump($result); $result = count((object) []); var_dump($result); $result = count(['','']); var_dump($result);

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)
8.3.70.0140.00718.69
8.3.60.0140.00718.56
8.3.50.0090.00618.05
8.3.40.0070.00718.97
8.3.30.0170.00318.88
8.3.20.0050.00319.31
8.3.10.0090.00021.73
8.3.00.0000.00820.77
8.2.190.0090.00616.70
8.2.180.0150.00018.41
8.2.170.0180.00322.96
8.2.160.0130.00318.96
8.2.150.0050.00324.18
8.2.140.0060.00324.66
8.2.130.0040.00417.91
8.2.120.0030.00626.35
8.2.110.0100.00020.35
8.2.100.0040.00817.91
8.2.90.0080.00017.75
8.2.80.0050.00317.97
8.2.70.0040.00417.92
8.2.60.0050.00318.03
8.2.50.0000.00818.10
8.2.40.0000.00819.17
8.2.30.0080.00019.22
8.2.20.0040.00418.08
8.2.10.0040.00418.05
8.2.00.0040.00417.70
8.1.280.0090.00925.92
8.1.270.0070.00018.88
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0090.00024.03
8.1.230.0070.00417.77
8.1.220.0080.00017.74
8.1.210.0060.00318.77
8.1.200.0060.00317.23
8.1.190.0040.00417.00
8.1.180.0000.00918.10
8.1.170.0000.00818.59
8.1.160.0040.00418.77
8.1.150.0040.00418.77
8.1.140.0000.00822.15
8.1.130.0030.00320.00
8.1.120.0050.00217.24
8.1.110.0050.00517.34
8.1.100.0040.00417.24
8.1.90.0030.00317.33
8.1.80.0040.00417.31
8.1.70.0080.00017.25
8.1.60.0080.00017.39
8.1.50.0000.00817.50
8.1.40.0080.00017.48
8.1.30.0030.00517.53
8.1.20.0040.00417.66
8.1.10.0030.00617.43
8.1.00.0030.00617.37
8.0.300.0040.00418.77
8.0.290.0050.00216.75
8.0.280.0070.00018.31
8.0.270.0040.00417.25
8.0.260.0000.00618.39
8.0.250.0060.00316.82
8.0.240.0060.00317.01
8.0.230.0070.00016.98
8.0.220.0000.00816.77
8.0.210.0070.00016.92
8.0.200.0030.00316.97
8.0.190.0060.00316.95
8.0.180.0000.00816.90
8.0.170.0030.00616.94
8.0.160.0040.00416.82
8.0.150.0080.00016.86
8.0.140.0080.00016.80
8.0.130.0000.00613.35
8.0.120.0000.00716.77
8.0.110.0050.00516.77
8.0.100.0070.00016.89
8.0.90.0000.00716.75
8.0.80.0100.00816.90
8.0.70.0040.00416.95
8.0.60.0040.00417.02
8.0.50.0040.00416.94
8.0.30.0100.01016.95
8.0.20.0040.01417.40
8.0.10.0000.00717.01
8.0.00.0120.00616.71
7.4.330.0050.00015.55
7.4.320.0060.00016.62
7.4.300.0000.00616.52
7.4.290.0070.00016.51
7.4.280.0000.00916.61
7.4.270.0030.00316.53
7.4.260.0030.00616.59
7.4.250.0000.00716.54
7.4.240.0000.00916.60
7.4.230.0030.00516.40
7.4.220.0040.00416.58
7.4.210.0060.01116.54
7.4.200.0030.00316.35
7.4.160.0050.01116.51
7.4.140.0080.01017.86
7.4.130.0090.00916.49
7.4.120.0070.01116.48
7.4.110.0100.01016.51
7.4.100.0190.00316.46
7.4.90.0090.00916.38
7.4.80.0090.00919.39
7.4.70.0100.00716.59
7.4.60.0120.00316.64
7.4.50.0110.00416.39
7.4.40.0070.01016.57
7.4.00.0100.00614.96
7.3.330.0000.00513.06
7.3.320.0000.00512.99
7.3.310.0040.00416.23
7.3.300.0000.00716.28
7.3.290.0030.00316.17
7.3.280.0120.00316.30
7.3.260.0100.01016.28
7.3.240.0080.01216.29
7.3.230.0090.00816.25
7.3.210.0100.00816.26
7.3.200.0070.01016.34
7.3.190.0110.00516.36
7.3.180.0130.01016.23
7.3.170.0000.01616.46
7.3.160.0130.00316.26
7.3.120.0090.00714.82
7.3.110.0080.00814.82
7.3.100.0050.01014.52
7.3.90.0030.01114.76
7.3.80.0060.00814.74
7.3.70.0060.00614.81
7.3.60.0070.00914.74
7.3.50.0040.00614.60
7.3.40.0060.00614.83
7.3.30.0060.00714.71
7.3.20.0100.00516.57
7.3.10.0050.00916.56
7.3.00.0050.00816.63
7.2.330.0190.00316.61
7.2.320.0150.00816.63
7.2.310.0050.01116.35
7.2.300.0100.00816.45
7.2.290.0170.00716.30
7.2.250.0070.01214.82
7.2.240.0080.00914.87
7.2.230.0060.01114.82
7.2.220.0050.01114.76
7.2.210.0050.01215.09
7.2.200.0090.00614.91
7.2.190.0100.00514.64
7.2.180.0060.00814.89
7.2.170.0060.00814.87
7.2.110.0100.00716.34
7.2.100.0000.01216.19
7.2.90.0100.00316.34
7.2.80.0130.00316.42
7.2.70.0070.00716.58
7.2.60.0080.00816.60
7.2.50.0120.00416.96
7.2.40.0040.01216.99
7.2.30.0040.01116.80
7.2.20.0030.01016.82
7.2.10.0030.01116.61
7.2.00.0090.00616.93
7.1.330.0080.00815.73
7.1.320.0080.00615.51
7.1.310.0030.00915.83
7.1.300.0000.01215.52
7.1.290.0090.00315.63
7.1.280.0060.01015.59
7.1.270.0050.00915.65
7.1.260.0070.00615.67
7.1.230.0040.00715.36
7.1.220.0030.01015.50
7.1.210.0120.00315.76
7.1.200.0070.00715.71
7.1.190.0000.01415.61
7.1.180.0000.01515.52
7.1.170.0170.00015.75
7.1.160.0090.00615.68
7.1.150.0070.00415.41
7.1.140.0070.00415.40
7.1.130.0080.00415.70
7.1.120.0070.00715.51
7.1.110.0140.00015.59
7.1.100.0080.00715.81
7.1.90.0070.00715.55
7.1.80.0090.00315.91
7.1.70.0060.00615.54
7.1.60.0260.00733.60
7.1.50.0140.02033.84
7.1.40.0250.00633.68
7.1.30.0210.01433.36
7.1.20.0190.01333.59
7.1.10.0070.00415.63
7.1.00.0070.00415.61
5.6.380.0060.00614.19

preferences:
69.02 ms | 401 KiB | 5 Q