3v4l.org

run code in 300+ PHP versions simultaneously
<?php foreach (['', null, 0, 0.0, '0', false, [], new stdClass, 'foo', 1, true, ['bar' => 'baz']] as $val) { var_dump($val, count($val), !empty($val)); echo '-------------', PHP_EOL; } var_dump('undefined', count($undefined), !empty($undefined));

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)
8.5.10.0100.00621.10
8.5.00.0120.00920.18
8.4.150.0020.00014.05
8.4.140.0110.01017.66
8.4.130.0130.00817.59
8.4.120.0070.01220.28
8.4.110.0120.00822.46
8.4.100.0140.00717.85
8.4.90.0040.00618.75
8.4.80.0050.00417.82
8.4.70.0100.00918.18
8.4.60.0130.00818.59
8.4.50.0100.01017.75
8.4.40.0100.00017.57
8.4.30.0000.00820.16
8.4.20.0070.01722.32
8.4.10.0040.00419.71
8.3.280.0110.00918.39
8.3.270.0090.01116.44
8.3.260.0040.00616.94
8.3.250.0100.00918.96
8.3.240.0120.00616.81
8.3.230.0090.01116.51
8.3.220.0110.00717.08
8.3.210.0020.00518.62
8.3.200.0060.01016.67
8.3.190.0070.00317.36
8.3.180.0130.00516.70
8.3.170.0060.01318.86
8.3.160.0090.00918.20
8.3.150.0120.00617.23
8.3.140.0040.00416.80
8.3.130.0090.00018.40
8.3.120.0060.00319.00
8.3.110.0080.00020.94
8.3.100.0090.00024.06
8.3.90.0040.00426.77
8.3.80.0040.00716.50
8.3.70.0120.00316.63
8.3.60.0030.01318.42
8.3.50.0020.01118.53
8.3.40.0040.01118.69
8.3.30.0120.00318.84
8.3.20.0070.00021.77
8.3.10.0040.00421.91
8.3.00.0070.00020.55
8.2.290.0040.00421.87
8.2.280.0040.00418.53
8.2.270.0060.01217.05
8.2.260.0090.00918.87
8.2.250.0040.00416.70
8.2.240.0070.01316.95
8.2.230.0060.00322.58
8.2.220.0060.00337.54
8.2.210.0080.00026.77
8.2.200.0000.00916.63
8.2.190.0110.00416.75
8.2.180.0090.00916.63
8.2.170.0070.00722.96
8.2.160.0110.00421.20
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00819.42
8.2.110.0000.01020.89
8.2.100.0040.00717.91
8.2.90.0000.00819.17
8.2.80.0030.00617.97
8.2.70.0030.00617.59
8.2.60.0040.00417.80
8.2.50.0030.00618.07
8.2.40.0030.00618.35
8.2.30.0070.00018.04
8.2.20.0000.00818.05
8.2.10.0040.00418.81
8.2.00.0000.00819.13
8.1.330.0060.00421.77
8.1.320.0060.00516.20
8.1.310.0150.00316.72
8.1.300.0060.00317.75
8.1.290.0040.00818.88
8.1.280.0100.01025.92
8.1.270.0040.00422.21
8.1.260.0060.00326.35
8.1.250.0070.00028.09
8.1.240.0060.00322.73
8.1.230.0110.00018.82
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0000.00818.68
8.1.160.0040.00418.70
8.1.150.0040.00418.73
8.1.140.0050.00318.90
8.1.130.0000.00717.43
8.1.120.0000.00717.44
8.1.110.0050.00217.32
8.1.100.0030.00617.25
8.1.90.0000.00717.39
8.1.80.0000.01017.41
8.1.70.0000.00717.39
8.1.60.0050.00317.54
8.1.50.0030.00517.45
8.1.40.0030.00517.36
8.1.30.0040.00717.65
8.1.20.0040.00417.63
8.1.10.0040.00417.55
8.1.00.0040.00417.33
8.0.300.0040.00418.77
8.0.290.0080.00016.75
8.0.280.0050.00318.36
8.0.270.0070.00016.75
8.0.260.0000.00716.76
8.0.250.0030.00317.06
8.0.240.0030.00316.88
8.0.230.0070.00017.05
8.0.220.0050.00316.96
8.0.210.0030.00316.89
8.0.200.0000.00616.93
8.0.190.0000.00717.04
8.0.180.0040.00416.90
8.0.170.0040.00416.86
8.0.160.0030.00716.87
8.0.150.0050.00316.84
8.0.140.0040.00416.84
8.0.130.0050.00013.34
8.0.120.0000.00716.94
8.0.110.0040.00416.90
8.0.100.0000.00816.79
8.0.90.0060.00316.78
8.0.80.0070.00816.94
8.0.70.0040.00417.02
8.0.60.0000.00717.02
8.0.50.0000.00716.91
8.0.30.0100.00717.15
8.0.20.0150.00416.92
8.0.10.0080.00017.03
8.0.00.0140.00316.82
7.4.330.0020.00215.55
7.4.320.0000.00716.46
7.4.300.0060.00016.44
7.4.290.0000.00716.34
7.4.280.0030.00616.45
7.4.270.0070.00016.39
7.4.260.0000.00713.11
7.4.250.0000.00816.41
7.4.240.0030.00516.46
7.4.230.0070.00016.64
7.4.220.0030.00416.38
7.4.210.0040.01016.51
7.4.200.0040.00416.63
7.4.130.0130.00616.65
7.4.120.0080.01016.38
7.4.110.0120.00616.59
7.4.100.0120.00616.48
7.4.90.0130.00416.45
7.4.80.0140.00619.39
7.4.70.0090.01216.59
7.4.60.0100.00616.47
7.4.50.0130.00316.60
7.4.40.0130.00916.56
7.4.10.0100.01015.00
7.4.00.0050.01214.86
7.3.330.0070.00016.16
7.3.320.0030.00313.24
7.3.310.0050.00216.27
7.3.300.0030.00316.11
7.3.290.0100.00916.28
7.3.280.0060.00916.26
7.3.260.0100.00916.41
7.3.240.0090.00816.43
7.3.230.0080.00816.42
7.3.210.0000.01816.43
7.3.200.0090.01216.34
7.3.190.0040.01216.59
7.3.180.0070.01216.25
7.3.170.0100.00616.59
7.3.160.0080.01616.60
7.3.130.0070.01014.89
7.3.120.0110.00714.90
7.3.110.0070.01014.71
7.3.100.0050.00914.67
7.3.90.0080.00814.48
7.3.80.0080.00614.87
7.3.70.0030.01214.90
7.3.60.0080.00514.75
7.3.50.0100.00414.64
7.3.40.0060.00814.69
7.3.30.0050.00814.77
7.3.20.0100.00315.55
7.3.10.0060.01015.64
7.3.00.0050.01015.68
7.2.330.0120.00616.58
7.2.320.0110.00616.68
7.2.310.0120.00416.46
7.2.300.0070.01116.72
7.2.290.0030.01316.38
7.2.260.0080.01214.74
7.2.250.0090.00615.00
7.2.240.0080.00914.76
7.2.230.0060.00914.65
7.2.220.0080.00814.94
7.2.210.0050.01014.98
7.2.200.0070.00815.00
7.2.190.0080.00814.91
7.2.180.0090.00615.05
7.2.170.0070.01014.93
7.2.160.0080.00614.80
7.2.150.0050.01015.94
7.2.140.0060.00715.73
7.2.130.0090.00615.85
7.2.120.0030.01115.84
7.2.110.0090.00515.78
7.2.100.0030.01115.67
7.2.90.0070.00715.92
7.2.80.0080.01116.05
7.2.70.0060.00815.96
7.2.60.0030.01316.03
7.2.50.0080.00815.83
7.2.40.0160.00816.04
7.2.30.0090.00515.94
7.2.20.0050.01116.00
7.2.10.0070.00715.91
7.2.00.0070.01015.93
7.1.330.0070.00714.71
7.1.320.0080.01014.71
7.1.310.0060.00814.61
7.1.300.0020.01414.87
7.1.290.0070.00714.76
7.1.280.0050.01114.97
7.1.270.0040.01114.73
7.1.260.0080.00614.69
7.1.250.0060.00814.82
7.1.240.0060.00615.70
7.1.230.0000.01115.80
7.1.220.0030.01015.74
7.1.210.0070.00715.65
7.1.200.0060.00915.82
7.1.190.0030.01015.51
7.1.180.0030.00715.64
7.1.170.0050.00815.46
7.1.160.0040.01115.83
7.1.150.0000.01015.82
7.1.140.0000.01015.80
7.1.130.0070.00715.67
7.1.120.0040.00715.78
7.1.110.0060.00615.65
7.1.100.0100.00315.57
7.1.90.0070.00715.80
7.1.80.0110.00415.70
7.1.70.0070.00715.76
7.1.60.0060.00315.79
7.1.50.0000.01115.53
7.1.40.0140.00015.56
7.1.30.0060.00615.74
7.1.20.0030.01015.86
7.1.10.0060.00315.48
7.1.00.0000.00915.87

preferences:
46.42 ms | 403 KiB | 5 Q