3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array(1, 2, 3, 4, 5); foreach ($array as $key => &$item) { //echo "$item\n"; //$item = 1; echo $array[$key]; echo "\n"; reset($array); }

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)
8.3.60.0130.00618.50
8.3.50.0090.01021.21
8.3.40.0150.00018.84
8.3.30.0060.01019.09
8.3.20.0040.00420.29
8.3.10.0000.00822.10
8.3.00.0040.00422.44
8.2.180.0150.00016.75
8.2.170.0120.00322.96
8.2.160.0040.01119.29
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0070.01026.16
8.2.120.0050.00319.74
8.2.110.0070.00319.39
8.2.100.0080.00417.78
8.2.90.0040.00419.13
8.2.80.0000.00817.97
8.2.70.0030.00617.63
8.2.60.0040.00417.93
8.2.50.0040.00418.10
8.2.40.0000.00820.59
8.2.30.0020.00518.22
8.2.20.0040.00417.68
8.2.10.0000.00817.65
8.2.00.0040.00417.71
8.1.280.0150.00625.92
8.1.270.0030.00522.06
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00021.43
8.1.230.0040.00817.46
8.1.220.0040.00417.78
8.1.210.0030.00518.77
8.1.200.0030.00617.35
8.1.190.0040.00417.35
8.1.180.0050.00318.10
8.1.170.0080.00018.46
8.1.160.0050.00222.09
8.1.150.0070.00018.63
8.1.140.0040.00417.55
8.1.130.0070.00017.50
8.1.120.0050.00317.38
8.1.110.0040.00417.35
8.1.100.0040.00417.34
8.1.90.0070.00017.37
8.1.80.0050.00217.41
8.1.70.0030.00317.41
8.1.60.0060.00317.48
8.1.50.0050.00317.56
8.1.40.0020.00517.48
8.1.30.0030.00517.53
8.1.20.0030.00517.55
8.1.10.0040.00417.43
8.1.00.0040.00417.39
8.0.300.0000.00818.77
8.0.290.0040.00416.63
8.0.280.0030.00318.34
8.0.270.0040.00417.30
8.0.260.0030.00316.81
8.0.250.0040.00316.87
8.0.240.0030.00616.84
8.0.230.0060.00016.91
8.0.220.0030.00316.91
8.0.210.0070.00016.83
8.0.200.0000.00717.01
8.0.190.0070.00016.93
8.0.180.0040.00416.93
8.0.170.0060.00316.84
8.0.160.0030.00516.93
8.0.150.0030.00316.70
8.0.140.0050.00316.83
8.0.130.0050.00013.23
8.0.120.0040.00416.90
8.0.110.0040.00416.84
8.0.100.0050.00216.75
8.0.90.0000.00716.75
8.0.80.0060.00916.80
8.0.70.0050.00216.86
8.0.60.0000.00716.77
8.0.50.0070.00016.86
8.0.30.0120.00717.03
8.0.20.0060.01217.40
8.0.10.0000.00716.79
8.0.00.0080.00816.77
7.4.330.0050.00015.08
7.4.320.0040.00416.59
7.4.300.0060.00016.57
7.4.290.0050.00216.57
7.4.280.0000.00716.47
7.4.270.0040.00416.51
7.4.260.0000.00716.52
7.4.250.0080.00016.45
7.4.240.0050.00216.45
7.4.230.0070.00016.49
7.4.220.0070.01116.46
7.4.210.0080.00716.61
7.4.200.0030.00316.40
7.4.190.0070.00016.39
7.4.160.0130.00316.67
7.4.150.0090.00917.40
7.4.140.0120.00617.86
7.4.130.0070.00916.51
7.4.120.0080.00916.44
7.4.110.0150.00916.37
7.4.100.0060.01116.52
7.4.90.0110.00616.48
7.4.80.0030.01419.39
7.4.70.0030.02016.34
7.4.60.0090.00916.48
7.4.50.0030.00516.59
7.4.40.0040.01122.77
7.4.30.0130.00716.37
7.4.00.0050.01314.78
7.3.330.0000.00513.16
7.3.320.0000.00513.16
7.3.310.0040.00416.26
7.3.300.0050.00316.11
7.3.290.0110.00716.32
7.3.280.0090.00616.25
7.3.270.0090.00917.40
7.3.260.0040.01316.39
7.3.250.0070.01016.50
7.3.240.0130.00316.54
7.3.230.0100.01016.39
7.3.210.0100.00616.32
7.3.200.0030.01419.39
7.3.190.0070.01016.32
7.3.180.0120.00316.54
7.3.170.0100.00716.36
7.3.160.0190.00316.59
7.3.120.0100.00814.78
7.3.110.0030.01614.38
7.3.100.0030.00914.84
7.3.90.0110.00814.61
7.3.80.0110.00314.52
7.3.70.0060.01014.82
7.3.60.0090.00314.92
7.3.50.0000.01414.77
7.3.40.0070.00714.57
7.3.30.0030.01214.81
7.3.20.0040.00816.53
7.3.10.0030.01216.54
7.3.00.0010.01116.63
7.2.330.0110.00616.53
7.2.320.0100.01316.48
7.2.310.0160.00616.64
7.2.300.0100.00716.76
7.2.290.0090.00916.45
7.2.250.0070.01314.91
7.2.240.0090.01215.06
7.2.230.0110.00314.59
7.2.220.0030.01315.04
7.2.210.0040.01515.09
7.2.200.0080.00614.96
7.2.190.0070.00715.09
7.2.180.0000.01515.13
7.2.170.0070.01014.90
7.2.130.0100.00316.81
7.2.120.0030.00616.88
7.2.110.0080.00316.71
7.2.100.0060.00816.71
7.2.90.0100.00316.76
7.2.80.0030.01116.83
7.2.70.0110.00516.83
7.2.60.0100.00317.01
7.2.50.0060.00516.78
7.2.40.0050.00717.08
7.2.30.0020.00816.91
7.2.20.0020.00716.89
7.2.10.0140.00016.92
7.2.00.0080.00417.79
7.1.330.0040.01116.01
7.1.320.0090.00615.85
7.1.310.0000.01715.84
7.1.300.0100.00315.60
7.1.290.0090.00615.63
7.1.280.0090.00315.66
7.1.270.0120.00315.80
7.1.260.0040.01115.79
7.1.250.0040.00415.76
7.1.240.0030.00615.71
7.1.230.0050.00515.67
7.1.220.0030.01115.57
7.1.210.0030.00615.71
7.1.200.0050.00615.70
7.1.190.0040.00815.81
7.1.180.0050.00615.78
7.1.170.0030.00915.68
7.1.160.0080.00515.72
7.1.150.0070.00815.75
7.1.140.0020.01115.56
7.1.130.0040.00715.73
7.1.120.0070.00515.81
7.1.110.0070.00215.67
7.1.100.0190.00815.48
7.1.90.0080.00615.69
7.1.80.0100.00215.74
7.1.70.0060.00516.13
7.1.60.0150.00317.09
7.1.50.0040.01116.13
7.1.40.0110.00515.74
7.1.30.0090.00515.77
7.1.20.0100.00715.78
7.1.10.0030.00915.81
7.1.00.0050.03017.89
7.0.330.0070.00715.34
7.0.320.0070.00715.44
7.0.310.0070.00815.47
7.0.300.0020.00715.47
7.0.290.0020.00715.39
7.0.280.0090.00615.32
7.0.270.0060.00615.12
7.0.260.0030.00915.47
7.0.250.0030.01015.40
7.0.240.0040.00715.50
7.0.230.0080.00515.44
7.0.220.0110.00415.28
7.0.210.0000.00915.49
7.0.200.0060.00515.76
7.0.190.0000.01015.29
7.0.180.0050.00815.41
7.0.170.0040.00715.40
7.0.160.0030.01115.28
7.0.150.0050.00715.30
7.0.140.0070.02717.62
7.0.130.0030.00815.17
7.0.120.0020.00815.37
7.0.110.0030.00615.27
7.0.100.0070.00615.32
7.0.90.0030.00715.37
7.0.80.0060.00615.12
7.0.70.0010.00815.23
7.0.60.0070.03016.94
7.0.50.0070.01516.32
7.0.40.0090.02915.71
7.0.30.0130.02415.72
7.0.20.0160.02715.64
7.0.10.0110.03215.70
7.0.00.0080.02715.63
5.6.380.0030.00814.26
5.6.370.0060.00614.53
5.6.360.0020.01114.38
5.6.350.0070.00514.24
5.6.340.0040.00914.33
5.6.330.0060.00614.36
5.6.320.0040.00614.37
5.6.310.0070.00314.41
5.6.300.0070.00614.51
5.6.290.0070.00514.27
5.6.280.0060.02816.55
5.6.270.0050.00614.28
5.6.260.0030.00814.29
5.6.250.0070.00414.02
5.6.240.0040.00814.38
5.6.230.0030.00914.22
5.6.220.0050.00814.31
5.6.210.0030.02516.31
5.6.200.0040.03515.56
5.6.190.0060.03016.47
5.6.180.0130.01616.30
5.6.170.0110.02916.29
5.6.160.0050.03416.30
5.6.150.0060.02315.55
5.6.140.0020.02315.58
5.6.130.0070.01815.59
5.6.120.0090.01816.38
5.6.110.0080.02916.54
5.6.100.0080.02816.72
5.6.90.0060.03116.53
5.6.80.0070.03116.26
5.6.70.1380.01616.24
5.6.60.0030.01014.23
5.6.50.0060.00214.13
5.6.40.0060.00914.33
5.6.30.0050.00814.26
5.6.20.0040.00914.08
5.6.10.0050.00714.14
5.6.00.0070.00714.11
5.5.380.0020.00611.84
5.5.370.0060.00711.84
5.5.360.0060.00111.94
5.5.350.0150.02714.77
5.5.340.0050.03113.92
5.5.330.0030.01814.70
5.5.320.0130.02714.73
5.5.310.0100.01714.71
5.5.300.0050.02113.94
5.5.290.0050.02613.90
5.5.280.0050.01914.89
5.5.270.0060.02914.92
5.5.260.0080.02014.97
5.5.250.0070.02814.80
5.5.240.0050.02414.62
5.5.230.0030.00511.89
5.5.220.0060.00411.84
5.5.210.0020.00511.84
5.5.200.0070.00311.88
5.5.190.0080.00411.93
5.5.180.0060.00511.84
5.5.170.0050.00512.47
5.5.160.0060.00511.84
5.5.150.0090.00011.84
5.5.140.0060.00511.84
5.5.130.0080.00211.84
5.5.120.0030.01011.84
5.5.110.0080.00411.98
5.5.100.0040.00711.84
5.5.90.0040.00711.84
5.5.80.0030.00611.92
5.5.70.0090.00311.95
5.5.60.0030.00811.84
5.5.50.0030.00911.88
5.5.40.0050.00511.90
5.5.30.0090.00011.86
5.5.20.0050.00511.92
5.5.10.0080.00011.96
5.5.00.0070.00311.93
5.4.450.0240.01614.27
5.4.440.0190.01514.37
5.4.430.0490.02014.31
5.4.420.0090.02114.38
5.4.410.0080.02114.16
5.4.400.0150.02114.11
5.4.390.0150.03014.07
5.4.380.0090.02414.10
5.4.370.0050.02514.14
5.4.360.0070.02114.11
5.4.350.0090.02114.13
5.4.340.0090.02014.16
5.4.330.0070.00511.84
5.4.320.0050.01512.05
5.4.310.0080.01612.04
5.4.300.0060.01812.07
5.4.290.0050.02012.05
5.4.280.0070.03112.01
5.4.270.0060.01512.01
5.4.260.0060.02214.14
5.4.250.0100.01814.23
5.4.240.0040.02314.18
5.4.230.0060.02514.22
5.4.220.0100.02014.19
5.4.210.0080.02814.14
5.4.200.0050.02214.20
5.4.190.0050.02114.13
5.4.180.0070.02114.13
5.4.170.0060.02714.15
5.4.160.0070.01914.22
5.4.150.0090.01914.19
5.4.140.0050.02113.31
5.4.130.0080.01713.39
5.4.120.0070.02813.43
5.4.110.0060.02613.34
5.4.100.0070.02613.35
5.4.90.0040.02313.39
5.4.80.0060.02013.36
5.4.70.0040.02113.29
5.4.60.0070.02713.44
5.4.50.0090.02013.36
5.4.40.0060.03113.40
5.4.30.0070.01913.36
5.4.20.0090.02313.39
5.4.10.0070.02213.35
5.4.00.0070.02613.13
5.3.290.0030.01712.16
5.3.280.0040.02412.79
5.3.270.0030.02212.71
5.3.260.0090.01712.77
5.3.250.0040.02112.81
5.3.240.0110.02012.71
5.3.230.0090.01712.67
5.3.220.0090.01712.80
5.3.210.0060.02512.76
5.3.200.0080.02012.73
5.3.190.0080.02712.80
5.3.180.0060.02712.77
5.3.170.0080.01812.78
5.3.160.0050.02712.80
5.3.150.0070.02012.76
5.3.140.0060.02112.67
5.3.130.0060.02012.75
5.3.120.0080.01612.76
5.3.110.0050.02212.76
5.3.100.0100.01612.53
5.3.90.0090.01712.47
5.3.80.0040.02612.57
5.3.70.0090.02512.51
5.3.60.0090.01912.48
5.3.50.0060.02512.47
5.3.40.0040.02712.52
5.3.30.0060.02112.48
5.3.20.0080.01712.51
5.3.10.0050.02012.40
5.3.00.0060.02012.37
5.2.170.0100.01611.62
5.2.160.0070.01611.61
5.2.150.0030.01911.61
5.2.140.0050.01911.55
5.2.130.0080.02211.59
5.2.120.0060.01811.57
5.2.110.0090.01411.57
5.2.100.0050.01611.60
5.2.90.0070.01411.60
5.2.80.0060.01611.54
5.2.70.0090.01211.56
5.2.60.0040.01811.58
5.2.50.0020.01811.58
5.2.40.0000.02111.56
5.2.30.0070.01711.53
5.2.20.0030.01711.55
5.2.10.0050.01511.59
5.2.00.0030.01611.49
5.1.60.0060.01211.22
5.1.50.0030.01511.29
5.1.40.0020.01511.23
5.1.30.0060.01311.34
5.1.20.0040.01511.37
5.1.10.0020.01711.22
5.1.00.0010.01911.26
5.0.50.0010.01410.75
5.0.40.0040.01510.67
5.0.30.0030.01510.70
5.0.20.0050.01010.67
5.0.10.0050.00910.67
5.0.00.0050.02010.68
4.4.90.0030.01210.28
4.4.80.0020.01010.28
4.4.70.0010.01010.28
4.4.60.0040.01010.28
4.4.50.0000.01110.28
4.4.40.0020.01810.67
4.4.30.0030.00910.67
4.4.20.0040.01310.67
4.4.10.0010.01210.67
4.4.00.0030.01510.67
4.3.110.0030.00910.67
4.3.100.0000.01210.67
4.3.90.0030.00910.67
4.3.80.0030.01410.67
4.3.70.0030.01310.67
4.3.60.0050.00610.67
4.3.50.0030.00910.67
4.3.40.0020.01710.66
4.3.30.0010.01010.66
4.3.20.0030.00810.65
4.3.10.0030.01010.65
4.3.00.0050.00412.16

preferences:
49.9 ms | 400 KiB | 5 Q