3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo(&$obj) { return $obj; } $o = array(); // No errors foo($o); call_user_func('foo', $o); call_user_func('foo', [$o]); $a[] = array(); $a[] = array(); $a[] = array(); // Warning: Parameter 1 to foo() expected to be a reference, value given in call_user_func('foo', array_slice($a, 0, 1));

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)
8.3.60.0040.01116.75
8.3.50.0070.00718.16
8.3.40.0100.01018.82
8.3.30.0060.01318.67
8.3.20.0040.00421.94
8.3.10.0000.00820.62
8.3.00.0000.00821.90
8.2.180.0070.01018.48
8.2.170.0100.01022.96
8.2.160.0100.00319.37
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0130.00019.51
8.2.120.0070.00026.35
8.2.110.0060.00322.28
8.2.100.0100.00517.88
8.2.90.0040.00417.62
8.2.80.0050.00317.97
8.2.70.0000.00818.05
8.2.60.0040.00418.22
8.2.50.0070.00418.10
8.2.40.0040.00419.40
8.2.30.0050.00219.24
8.2.20.0000.00818.11
8.2.10.0000.00718.14
8.2.00.0000.00717.73
8.1.280.0120.00625.92
8.1.270.0040.00423.96
8.1.260.0080.00028.09
8.1.250.0080.00028.09
8.1.240.0100.00019.20
8.1.230.0090.00319.22
8.1.220.0060.00317.74
8.1.210.0060.00318.77
8.1.200.0030.00617.35
8.1.190.0000.00817.11
8.1.180.0080.00018.10
8.1.170.0030.00618.63
8.1.160.0050.00222.14
8.1.150.0040.00418.82
8.1.140.0040.00419.63
8.1.130.0040.00417.71
8.1.120.0070.00317.36
8.1.110.0000.00817.38
8.1.100.0000.00817.54
8.1.90.0070.00017.36
8.1.80.0040.00417.53
8.1.70.0040.00417.50
8.1.60.0060.00317.60
8.1.50.0040.00417.40
8.1.40.0040.00417.54
8.1.30.0050.00317.70
8.1.20.0000.00817.70
8.1.10.0000.00817.51
8.1.00.0000.00717.53
8.0.300.0020.00518.77
8.0.290.0000.00716.75
8.0.280.0030.00318.38
8.0.270.0040.00416.81
8.0.260.0000.00617.41
8.0.250.0030.00317.07
8.0.240.0030.00316.92
8.0.230.0040.00416.91
8.0.220.0040.00416.81
8.0.210.0070.00016.97
8.0.200.0030.00317.04
8.0.190.0060.00317.09
8.0.180.0070.00016.99
8.0.170.0100.00017.00
8.0.160.0050.00216.93
8.0.150.0040.00416.95
8.0.140.0040.00416.81
8.0.130.0060.00013.49
8.0.120.0050.00316.83
8.0.110.0030.00617.02
8.0.100.0070.00016.91
8.0.90.0000.00716.95
8.0.80.0040.01116.88
8.0.70.0000.00816.80
8.0.60.0070.00016.90
8.0.50.0050.00216.81
8.0.30.0120.00717.05
8.0.20.0110.00917.41
8.0.10.0040.00416.93
8.0.00.0110.00716.51
7.4.330.0020.00215.55
7.4.320.0030.00316.50
7.4.300.0000.00616.61
7.4.290.0070.00016.59
7.4.280.0030.00516.61
7.4.270.0000.00716.42
7.4.260.0000.00716.56
7.4.250.0000.00716.47
7.4.240.0000.00816.54
7.4.230.0070.00016.39
7.4.220.0100.00716.68
7.4.210.0070.01316.41
7.4.200.0070.00016.68
7.4.160.0110.00716.54
7.4.150.0040.01317.40
7.4.140.0140.00717.86
7.4.130.0080.00816.53
7.4.120.0090.00816.62
7.4.110.0090.00916.50
7.4.100.0110.00616.67
7.4.90.0120.00616.47
7.4.80.0000.01719.39
7.4.70.0060.00916.50
7.4.60.0070.01116.76
7.4.50.0030.01116.54
7.4.40.0080.00816.60
7.4.30.0060.01216.72
7.4.10.0060.01014.95
7.4.00.0030.01214.87
7.3.330.0000.00513.43
7.3.320.0000.00513.38
7.3.310.0030.00316.23
7.3.300.0030.00316.17
7.3.290.0070.00816.34
7.3.280.0070.01016.34
7.3.270.0100.00717.40
7.3.260.0140.00616.47
7.3.250.0100.00616.43
7.3.240.0090.01316.49
7.3.230.0060.01016.39
7.3.210.0110.00716.48
7.3.200.0060.01316.64
7.3.190.0110.00716.48
7.3.180.0090.00916.60
7.3.170.0060.01216.55
7.3.160.0130.01016.40
7.3.130.0080.01014.72
7.3.120.0040.01114.86
7.3.110.0080.00914.91
7.3.100.0130.00214.84
7.3.90.0070.00714.87
7.3.80.0080.00714.96
7.3.70.0080.00714.91
7.3.60.0070.00614.73
7.3.50.0050.00814.73
7.3.40.0070.00614.62
7.3.30.0050.00914.82
7.3.20.0020.01016.63
7.3.10.0030.01216.43
7.3.00.0060.00616.62
7.2.330.0090.00916.63
7.2.320.0070.01116.68
7.2.310.0120.00916.58
7.2.300.0060.01316.70
7.2.290.0100.01016.67
7.2.260.0050.01214.98
7.2.250.0060.01114.93
7.2.240.0030.01314.79
7.2.230.0030.01215.09
7.2.220.0050.00915.09
7.2.210.0070.00515.06
7.2.200.0050.00614.95
7.2.190.0080.00514.91
7.2.180.0060.00615.01
7.2.170.0060.01214.89
7.2.160.0060.00814.86
7.2.150.0040.01016.86
7.2.140.0090.00416.85
7.2.130.0070.00816.94
7.2.120.0070.00816.79
7.2.110.0060.00916.70
7.2.100.0070.00516.82
7.2.90.0050.00717.00
7.2.80.0060.00816.65
7.2.70.0100.00816.69
7.2.60.0040.00816.77
7.2.50.0080.00516.74
7.2.40.0090.00516.86
7.2.30.0110.00316.78
7.2.20.0050.00916.81
7.2.10.0070.00416.65
7.2.00.0080.00617.55
7.1.330.0060.00815.79
7.1.320.0050.00615.81
7.1.310.0050.00915.75
7.1.300.0030.01115.69
7.1.290.0060.00715.75
7.1.280.0040.00915.78
7.1.270.0030.01015.85
7.1.260.0040.00815.73
7.1.250.0080.00115.75
7.1.240.0060.00615.74
7.1.230.0050.00915.54
7.1.220.0100.00315.81
7.1.210.0050.00915.75
7.1.200.0030.00915.81
7.1.190.0050.01015.76
7.1.180.0050.00515.78
7.1.170.0060.00615.74
7.1.160.0030.00915.73
7.1.150.0090.00215.74
7.1.140.0090.00315.60
7.1.130.0090.00515.77
7.1.120.0060.00915.72
7.1.110.0050.00915.82
7.1.100.0050.00716.40
7.1.90.0070.00715.87
7.1.80.0030.00715.57
7.1.70.0070.00816.19
7.1.60.0040.00916.13
7.1.50.0070.00716.17
7.1.40.0040.00715.66
7.1.30.0070.00815.76
7.1.20.0050.00515.70
7.1.10.0030.01015.74
7.1.00.0040.03017.97
7.0.330.0060.00515.38
7.0.320.0030.00915.40
7.0.310.0030.00915.52
7.0.300.0040.00815.45
7.0.290.0070.00615.29
7.0.280.0090.00615.36
7.0.270.0060.00515.55
7.0.260.0070.00815.13
7.0.250.0090.00515.43
7.0.240.0080.00415.36
7.0.230.0050.01015.48
7.0.220.0040.01015.56
7.0.210.0070.00715.32
7.0.200.0330.00715.17
7.0.190.0050.00515.49
7.0.180.0080.00615.57
7.0.170.0080.00815.37
7.0.160.0100.00315.41
7.0.150.0060.00615.41
7.0.140.0060.00415.46
7.0.130.0030.01115.35
7.0.120.0050.01015.38
7.0.110.0070.02716.99
7.0.100.0050.02617.07
7.0.90.0050.02616.98
7.0.80.0060.02317.04
7.0.70.0070.02417.11
7.0.60.0030.02616.90
7.0.50.0080.02717.19
7.0.40.0180.02415.76
7.0.30.0170.02415.71
7.0.20.0150.02615.82
7.0.10.0200.01715.76
7.0.00.0200.01915.79
5.6.400.0050.00914.33
5.6.390.0030.00714.57
5.6.380.0020.01214.46
5.6.370.0050.01014.33
5.6.360.0030.00814.22
5.6.350.0020.00914.13
5.6.340.0020.01114.16
5.6.330.0060.00914.27
5.6.320.0110.00514.42
5.6.310.0040.00514.15
5.6.300.0050.00914.25
5.6.290.0050.00714.30
5.6.280.0060.00914.32
5.6.270.0090.00814.49
5.6.260.0040.02716.49
5.6.250.0030.02816.56
5.6.240.0050.02816.52
5.6.230.0090.02316.57
5.6.220.0080.02416.48
5.6.210.0070.02716.50
5.6.200.0060.02716.52
5.6.190.0070.02416.43
5.6.180.0060.02516.51
5.6.170.0110.02116.35
5.6.160.0110.02216.45
5.6.150.0120.01916.54
5.6.140.0060.02516.47
5.6.130.0070.02316.31
5.6.120.0090.02316.45
5.6.110.0070.02516.53
5.6.100.0060.02716.39
5.6.90.0080.03016.58
5.6.80.0050.02516.36
5.6.70.0060.02116.38
5.6.60.0020.02816.32
5.6.50.0080.02416.25
5.6.40.0090.02216.10
5.6.30.0050.02416.46
5.6.20.0030.02716.33
5.6.10.0090.02016.43
5.6.00.0070.02216.24

preferences:
81.12 ms | 401 KiB | 5 Q