3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1,2,3); foreach($a as &$v) { echo "$v\n"; //$a[$i] = $v * 2; $v *= 2; } var_dump($a);

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)
8.3.60.0100.01016.63
8.3.50.0060.00916.17
8.3.40.0120.00318.78
8.3.30.0110.00718.55
8.3.20.0050.00320.29
8.3.10.0040.00421.71
8.3.00.0050.00323.61
8.2.180.0090.00916.38
8.2.170.0140.00722.96
8.2.160.0100.00320.53
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0080.00019.95
8.2.120.0060.00326.35
8.2.110.0040.00722.21
8.2.100.0070.00418.03
8.2.90.0080.00019.17
8.2.80.0040.00417.97
8.2.70.0060.00317.63
8.2.60.0070.00018.05
8.2.50.0000.00818.07
8.2.40.0000.00822.30
8.2.30.0000.00819.36
8.2.20.0020.00517.79
8.2.10.0000.00717.99
8.2.00.0060.00318.02
8.1.280.0100.00325.92
8.1.270.0060.00922.06
8.1.260.0000.00828.09
8.1.250.0080.00028.09
8.1.240.0030.00623.82
8.1.230.0070.00319.20
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0070.00317.35
8.1.190.0040.00417.13
8.1.180.0060.00618.10
8.1.170.0090.00018.66
8.1.160.0000.00720.68
8.1.150.0000.00718.82
8.1.140.0000.00919.50
8.1.130.0000.00717.70
8.1.120.0040.00417.45
8.1.110.0040.00417.46
8.1.100.0080.00017.48
8.1.90.0080.00017.44
8.1.80.0000.00817.37
8.1.70.0000.00717.47
8.1.60.0040.00417.54
8.1.50.0040.00417.47
8.1.40.0040.00417.53
8.1.30.0040.00417.67
8.1.20.0030.00517.64
8.1.10.0030.00517.40
8.1.00.0040.00417.48
8.0.300.0000.00918.77
8.0.290.0070.00016.63
8.0.280.0000.00818.45
8.0.270.0000.00817.16
8.0.260.0070.00017.25
8.0.250.0060.00316.86
8.0.240.0000.00716.95
8.0.230.0030.00316.99
8.0.220.0000.00716.84
8.0.210.0000.00716.78
8.0.200.0030.00316.81
8.0.190.0000.00816.81
8.0.180.0000.00716.93
8.0.170.0070.00016.81
8.0.160.0030.00316.93
8.0.150.0040.00416.83
8.0.140.0000.00716.87
8.0.130.0000.00513.35
8.0.120.0040.00416.84
8.0.110.0040.00416.80
8.0.100.0040.00416.95
8.0.90.0040.00416.77
8.0.80.0120.00316.83
8.0.70.0000.00816.88
8.0.60.0080.00016.82
8.0.50.0040.00416.77
8.0.30.0090.00917.22
8.0.20.0100.00817.40
8.0.10.0000.00717.06
8.0.00.0060.01216.85
7.4.330.0030.00316.66
7.4.320.0060.00016.36
7.4.300.0000.00816.48
7.4.290.0030.00316.59
7.4.280.0030.00416.57
7.4.270.0030.00316.50
7.4.260.0000.00716.63
7.4.250.0000.00816.45
7.4.240.0020.00516.53
7.4.230.0070.00016.43
7.4.220.0090.00916.60
7.4.210.0090.00516.56
7.4.200.0050.00216.55
7.4.160.0110.00716.33
7.4.150.0080.01117.40
7.4.140.0100.00817.86
7.4.130.0170.00016.42
7.4.120.0090.00816.55
7.4.110.0100.00716.59
7.4.100.0120.01116.45
7.4.90.0140.00316.54
7.4.80.0110.00719.39
7.4.70.0090.00916.57
7.4.60.0130.00316.50
7.4.50.0090.00616.15
7.4.40.0120.00316.25
7.4.30.0090.00916.36
7.4.10.0100.01015.86
7.4.00.0090.00715.56
7.3.330.0000.00613.10
7.3.320.0000.00612.96
7.3.310.0000.00716.21
7.3.300.0000.00716.27
7.3.290.0070.00016.28
7.3.280.0100.00816.28
7.3.270.0090.00917.40
7.3.260.0140.00416.44
7.3.240.0110.01116.45
7.3.230.0130.00316.39
7.3.210.0070.01116.61
7.3.200.0060.01119.39
7.3.190.0030.01316.50
7.3.180.0030.01316.29
7.3.170.0110.01116.36
7.3.160.0090.00616.32
7.3.130.0030.01415.37
7.3.120.0100.00815.58
7.3.110.0090.00815.67
7.3.100.0040.01115.38
7.3.90.0100.00415.73
7.3.80.0060.00615.50
7.3.70.0120.00315.58
7.3.60.0060.00915.60
7.3.50.0080.00615.39
7.3.40.0030.01415.63
7.3.30.0060.00915.49
7.3.20.0030.00617.42
7.3.10.0050.00517.58
7.3.00.0090.00517.38
7.2.330.0070.01016.30
7.2.320.0070.01016.30
7.2.310.0100.01216.38
7.2.300.0090.00916.55
7.2.290.0180.00316.72
7.2.260.0080.00915.86
7.2.250.0040.01415.80
7.2.240.0070.00715.61
7.2.230.0080.00815.83
7.2.220.0100.00315.67
7.2.210.0050.00715.68
7.2.200.0080.00815.64
7.2.190.0070.00715.79
7.2.180.0020.01515.70
7.2.170.0040.01215.82
7.2.160.0060.00715.82
7.2.150.0060.00817.69
7.2.140.0100.00317.51
7.2.130.0100.00717.62
7.2.120.0070.00617.70
7.2.110.0090.00517.63
7.2.100.0020.01117.67
7.2.90.0120.00317.61
7.2.80.0070.00617.57
7.2.70.0050.00817.60
7.2.60.0070.00717.49
7.2.50.0050.01017.54
7.2.40.0020.01117.74
7.2.30.0080.00817.52
7.2.20.0110.00617.44
7.2.10.0080.00817.55
7.2.00.0040.01018.16
7.1.330.0050.00716.71
7.1.320.0050.00816.63
7.1.310.0080.00616.75
7.1.300.0020.01216.56
7.1.290.0060.01016.51
7.1.280.0070.00616.53
7.1.270.0020.00816.76
7.1.260.0030.00616.49
7.1.250.0100.00416.55
7.1.240.0040.00916.50
7.1.230.0070.00616.58
7.1.220.0100.00316.53
7.1.210.0080.00716.68
7.1.200.0070.01016.66
7.1.190.0060.00716.57
7.1.180.0060.00616.57
7.1.170.0040.00916.57
7.1.160.0050.00916.42
7.1.150.0070.01016.47
7.1.140.0060.00716.53
7.1.130.0070.00716.62
7.1.120.0030.00916.54
7.1.110.0060.00816.65
7.1.100.0050.00917.14
7.1.90.0060.00816.54
7.1.80.0070.00716.57
7.1.70.0010.01216.69
7.1.60.0060.01117.47
7.1.50.0080.01116.64
7.1.40.0030.01316.63
7.1.30.0070.00716.59
7.1.20.0050.01116.57
7.1.10.0030.00916.55
7.1.00.0080.02918.42
7.0.330.0060.00916.17
7.0.320.0040.00816.02
7.0.310.0050.00716.32
7.0.300.0050.00716.21
7.0.290.0020.01116.16
7.0.280.0090.00616.02
7.0.270.0040.00716.22
7.0.260.0070.00516.22
7.0.250.0100.00516.13
7.0.240.0060.00816.26
7.0.230.0080.00716.12
7.0.220.0090.00916.19
7.0.210.0070.00516.17
7.0.200.0040.00716.42
7.0.190.0050.00816.14
7.0.180.0020.01416.31
7.0.170.0130.00216.18
7.0.160.0030.01116.13
7.0.150.0040.00816.17
7.0.140.0070.00616.29
7.0.130.0030.01016.12
7.0.120.0050.00916.24
7.0.110.0030.01116.24
7.0.100.0040.00716.12
7.0.90.0030.01116.19
7.0.80.0080.00316.15
7.0.70.0070.00616.31
7.0.60.0080.02718.06
7.0.50.0050.03116.83
7.0.40.0070.02416.10
7.0.30.0100.03416.19
7.0.20.0140.02016.23
7.0.10.0050.02016.17
7.0.00.0040.02116.24
5.6.400.0030.00815.23
5.6.390.0090.00815.22
5.6.380.0030.01315.29
5.6.370.0030.01015.07
5.6.360.0060.00815.19
5.6.350.0110.00215.10
5.6.340.0060.00715.13
5.6.330.0100.00615.24
5.6.320.0070.00515.04
5.6.310.0060.00715.26
5.6.300.0050.00915.16
5.6.290.0080.00615.27
5.6.280.0030.01517.04
5.6.270.0070.00715.26
5.6.260.0030.01115.24
5.6.250.0070.00615.15
5.6.240.0050.00915.30
5.6.230.0080.00515.06
5.6.220.0090.00615.07
5.6.210.0120.02716.94
5.6.200.0040.03516.03
5.6.190.0060.03116.82
5.6.180.0160.03016.86
5.6.170.0170.03016.89
5.6.160.0050.02216.91
5.6.150.0050.02316.12
5.6.140.0050.02116.18
5.6.130.0050.03316.15
5.6.120.0070.02017.02
5.6.110.0040.02817.09
5.6.100.0080.03417.04
5.6.90.0070.02817.09
5.6.80.0080.02616.74
5.6.70.0020.01115.06
5.6.60.0060.00515.03
5.6.50.0030.01115.07
5.6.40.0040.00615.13
5.6.30.0070.00715.14
5.6.20.0070.00915.20
5.6.10.0030.01315.10
5.6.00.0070.00514.89
5.5.380.0070.00614.83
5.5.370.0050.00814.88
5.5.360.0050.00814.74
5.5.350.1380.01916.77
5.5.340.0030.02315.93
5.5.330.0070.02816.63
5.5.320.0090.02016.74
5.5.310.0080.01916.69
5.5.300.0040.02916.01
5.5.290.0100.01316.03
5.5.280.0060.02416.88
5.5.270.0080.02116.84
5.5.260.0090.02816.89
5.5.250.0070.03316.88
5.5.240.0120.02616.65
5.5.230.0030.01014.95
5.5.220.0050.01114.85
5.5.210.0090.00614.75
5.5.200.0070.00915.06
5.5.190.0050.01215.02
5.5.180.0040.01014.99
5.5.170.0050.00915.04
5.5.160.0050.01014.92
5.5.150.0050.01014.90
5.5.140.0050.01314.78
5.5.130.0070.00914.85
5.5.120.0080.01214.97
5.5.110.0050.00814.82
5.5.100.0060.00814.82
5.5.90.0100.00514.87
5.5.80.0110.00514.86
5.5.70.0090.00814.94
5.5.60.0060.01115.11
5.5.50.0080.00714.97
5.5.40.0070.00914.91
5.5.30.0060.00915.01
5.5.20.0080.00814.95
5.5.10.0020.01414.75
5.5.00.0040.01214.94

preferences:
61.28 ms | 401 KiB | 5 Q