3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dataset = array(0 => "one", 1 => "two"); reset($dataset); while ($a = current($dataset)) { var_dump($a); next($dataset); if ($a == "one") { unset($dataset[0]); } } var_dump($dataset);

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)
8.3.60.0110.00718.43
8.3.50.0100.00721.96
8.3.40.0060.00918.66
8.3.30.0110.00418.98
8.3.20.0040.00420.14
8.3.10.0000.00823.47
8.3.00.0080.00020.89
8.2.180.0130.00316.75
8.2.170.0070.01022.96
8.2.160.0130.00720.38
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0080.00026.16
8.2.120.0050.00319.23
8.2.110.0000.00922.26
8.2.100.0060.00617.78
8.2.90.0040.00419.23
8.2.80.0000.00817.97
8.2.70.0000.00917.75
8.2.60.0030.00718.04
8.2.50.0000.00918.07
8.2.40.0050.00318.28
8.2.30.0000.00718.31
8.2.20.0000.00817.63
8.2.10.0050.00317.93
8.2.00.0000.00819.41
8.1.280.0070.01025.92
8.1.270.0090.00023.82
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0060.00323.91
8.1.230.0080.00319.16
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0090.00017.35
8.1.190.0000.00817.13
8.1.180.0000.00818.10
8.1.170.0030.00518.63
8.1.160.0040.00421.96
8.1.150.0000.00718.65
8.1.140.0040.00417.44
8.1.130.0070.00017.82
8.1.120.0000.00817.52
8.1.110.0030.00617.35
8.1.100.0000.00817.43
8.1.90.0030.00317.49
8.1.80.0070.00017.54
8.1.70.0000.00817.33
8.1.60.0080.00017.52
8.1.50.0000.00817.57
8.1.40.0040.00417.42
8.1.30.0040.00417.69
8.1.20.0030.00617.62
8.1.10.0040.00417.35
8.1.00.0030.00517.50
8.0.300.0080.00018.77
8.0.290.0040.00416.63
8.0.280.0000.00718.36
8.0.270.0040.00417.11
8.0.260.0030.00317.11
8.0.250.0040.00316.82
8.0.240.0040.00416.94
8.0.230.0070.00016.88
8.0.220.0070.00016.71
8.0.210.0070.00016.81
8.0.200.0030.00316.78
8.0.190.0070.00016.85
8.0.180.0000.00716.86
8.0.170.0030.00316.70
8.0.160.0000.00716.86
8.0.150.0040.00416.81
8.0.140.0070.00016.79
8.0.130.0000.00613.29
8.0.120.0000.00716.83
8.0.110.0030.00316.89
8.0.100.0040.00416.62
8.0.90.0040.00416.71
8.0.80.0060.00916.84
8.0.70.0040.00416.89
8.0.60.0070.00016.89
8.0.50.0040.00416.89
8.0.30.0120.00617.18
8.0.20.0110.00817.40
8.0.10.0040.00416.83
8.0.00.0120.00716.72
7.4.330.0050.00015.13
7.4.320.0000.00716.51
7.4.300.0030.00316.46
7.4.290.0080.00016.60
7.4.280.0000.00716.60
7.4.270.0070.00016.53
7.4.260.0060.00316.61
7.4.250.0040.00416.48
7.4.240.0020.00516.51
7.4.230.0000.00716.60
7.4.220.0100.01016.62
7.4.210.0110.00416.57
7.4.200.0000.00716.60
7.4.160.0070.01016.60
7.4.150.0070.01017.40
7.4.140.0050.01317.86
7.4.130.0090.00916.40
7.4.120.0090.00916.52
7.4.110.0130.00416.52
7.4.100.0030.01416.62
7.4.90.0060.01116.54
7.4.80.0200.00319.39
7.4.70.0130.00916.47
7.4.60.0110.00616.29
7.4.50.0040.00416.59
7.4.40.0030.01316.50
7.4.30.0120.00616.47
7.4.00.0110.00614.73
7.3.330.0030.00213.18
7.3.320.0030.00312.92
7.3.310.0000.00716.03
7.3.300.0030.00316.20
7.3.290.0110.00416.16
7.3.280.0090.01016.21
7.3.270.0110.00417.40
7.3.260.0130.01016.21
7.3.250.0110.00916.35
7.3.240.0110.01116.18
7.3.230.0080.00816.39
7.3.210.0080.00816.22
7.3.200.0060.01019.39
7.3.190.0060.01216.56
7.3.180.0090.00916.47
7.3.170.0040.01816.37
7.3.160.0130.00616.43
7.3.120.0100.00714.57
7.3.110.0000.01614.84
7.3.100.0070.01314.93
7.3.90.0070.00314.75
7.3.80.0060.00914.61
7.3.70.0070.00314.70
7.3.60.0030.01014.61
7.3.50.0130.00314.88
7.3.40.0070.00314.68
7.3.30.0070.00714.78
7.3.20.0070.00716.38
7.3.10.0110.00616.56
7.3.00.0070.00616.44
7.2.330.0050.01516.80
7.2.320.0100.00716.62
7.2.310.0130.00316.63
7.2.300.0070.01016.63
7.2.290.0050.01116.27
7.2.250.0060.01214.96
7.2.240.0120.00714.80
7.2.230.0070.00715.07
7.2.220.0080.00415.05
7.2.210.0040.01114.89
7.2.200.0030.01015.13
7.2.190.0110.00414.88
7.2.180.0000.00814.67
7.2.170.0120.00315.01
7.2.160.0100.00714.71
7.2.150.0070.00716.92
7.2.140.0090.00316.93
7.2.130.0080.01116.63
7.2.120.0120.00916.84
7.2.110.0080.00616.76
7.2.100.0140.00216.71
7.2.90.0050.00816.78
7.2.80.0030.01116.80
7.2.70.0050.01316.88
7.2.60.0080.00316.90
7.2.50.0050.00816.82
7.2.40.0090.00916.78
7.2.30.0090.00516.80
7.2.20.0090.00416.77
7.2.10.0080.00516.80
7.2.00.0080.00917.61
7.1.330.0030.01415.72
7.1.320.0000.01815.74
7.1.310.0100.00315.88
7.1.300.0090.00315.62
7.1.290.0090.00315.80
7.1.280.0060.01015.45
7.1.270.0060.00615.67
7.1.260.0030.00915.77
7.1.250.0080.01115.61
7.1.240.0070.00715.64
7.1.230.0000.01015.87
7.1.220.0110.00415.88
7.1.210.0040.00715.89
7.1.200.0090.00415.69
7.1.190.0110.00315.88
7.1.180.0070.00915.59
7.1.170.0040.01215.65
7.1.160.0100.00315.90
7.1.150.0070.00415.69
7.1.140.0000.01015.77
7.1.130.0040.01115.61
7.1.120.0060.00315.73
7.1.110.0090.00315.80
7.1.100.0040.00817.12
7.1.90.0040.01115.90
7.1.80.0090.00615.75
7.1.70.0080.00216.38
7.1.60.0050.00917.79
7.1.50.0080.01116.27
7.1.40.0050.00315.46
7.1.30.0040.00415.73
7.1.20.0040.00715.75
7.1.10.0120.00415.47
7.1.00.0120.03519.04
7.0.330.0030.00515.38
7.0.320.0070.00715.21
7.0.310.0040.01115.32
7.0.300.0030.01315.57
7.0.290.0030.00915.41
7.0.280.0000.01315.38
7.0.270.0000.01315.62
7.0.260.0060.00615.59
7.0.250.0090.00615.62
7.0.240.0080.00015.53
7.0.230.0070.00315.45
7.0.220.0060.00615.63
7.0.210.0080.00415.29
7.0.200.0050.00715.97
7.0.190.0060.00315.28
7.0.180.0030.00915.39
7.0.170.0000.01315.33
7.0.160.0030.00715.38
7.0.150.0120.00015.22
7.0.140.0020.04218.76
7.0.130.0030.00515.32
7.0.120.0000.00815.51
7.0.110.0030.00615.09
7.0.100.0000.01115.23
7.0.90.0090.00615.46
7.0.80.0100.00315.46
7.0.70.0030.00715.52
7.0.60.0090.04317.65
7.0.50.0090.03816.65
7.0.40.0070.04016.74
7.0.30.0130.04516.84
7.0.20.0190.04116.70
7.0.10.0230.04216.74
7.0.00.0060.03616.77
5.6.400.0100.00014.24
5.6.390.0090.00613.82
5.6.380.0040.01114.53
5.6.370.0140.00014.48
5.6.360.0080.00414.43
5.6.350.0070.00714.59
5.6.340.0080.00814.64
5.6.330.0070.00714.59
5.6.320.0090.00614.01
5.6.310.0070.00314.48
5.6.300.0100.00714.32
5.6.290.0030.00614.51
5.6.280.0020.04217.73
5.6.270.0070.00714.12
5.6.260.0000.01114.06
5.6.250.0130.00014.58
5.6.240.0090.00314.45
5.6.230.0000.01414.14
5.6.220.0030.00914.13
5.6.210.0080.02017.54
5.6.200.0060.04416.25
5.6.190.0070.03017.46
5.6.180.0050.04317.49
5.6.170.0150.03117.43
5.6.160.0050.02317.52
5.6.150.0150.02216.24
5.6.140.0070.02916.31
5.6.130.0120.04316.13
5.6.120.0070.02817.65
5.6.110.0070.03017.69
5.6.100.0090.02817.56
5.6.90.0050.04417.55
5.6.80.0050.02417.22
5.6.70.0160.03117.30
5.6.60.0030.00914.37
5.6.50.0140.00014.22
5.6.40.0110.00414.19
5.6.30.0060.00614.25
5.6.20.0000.01214.22
5.6.10.0090.00014.20
5.6.00.0110.00014.17
5.5.380.0120.00414.40
5.5.370.0090.00014.23
5.5.360.0060.00614.47
5.5.350.0020.02517.26
5.5.340.0070.04516.15
5.5.330.0090.04417.00
5.5.320.0120.04117.10
5.5.310.0130.02317.08
5.5.300.0020.04516.16
5.5.290.0080.04016.13
5.5.280.0030.04217.51
5.5.270.0070.04617.50
5.5.260.0070.03017.62
5.5.250.0050.04817.31
5.5.240.0070.04017.25
5.5.230.0040.01114.07
5.5.220.0080.00314.21
5.5.210.0080.00814.25
5.5.200.0030.01214.20
5.5.190.0000.01514.11
5.5.180.0100.00314.24
5.5.170.0040.01114.16
5.5.160.0070.00714.22
5.5.150.0000.01714.14
5.5.140.0060.00614.08
5.5.130.0060.00614.19
5.5.120.0090.00314.06
5.5.110.0100.00714.06
5.5.100.0120.00314.10
5.5.90.0000.01414.00
5.5.80.0050.00514.32
5.5.70.0060.00613.96
5.5.60.0070.00713.82
5.5.50.0000.01314.28
5.5.40.0130.00014.12
5.5.30.0000.01014.10
5.5.20.0000.01013.96
5.5.10.0030.01214.24
5.5.00.0100.00613.97
5.4.450.0230.03023.12
5.4.440.0220.02721.95
5.4.430.0150.02220.98
5.4.420.0200.02320.97
5.4.410.0190.02420.96
5.4.400.0160.02120.95
5.4.390.0320.01720.89
5.4.380.0060.03115.63
5.4.370.0100.02715.56
5.4.360.0160.02115.60
5.4.350.0110.02515.63
5.4.340.0120.02615.57
5.4.330.0030.00612.64
5.4.320.0060.02412.55
5.4.310.0030.03012.54
5.4.300.0050.02312.55
5.4.290.0070.02312.54
5.4.280.0060.01912.49
5.4.270.0060.02212.49
5.4.260.0030.02012.49
5.4.250.0040.02312.49
5.4.240.0060.02212.49
5.4.230.0040.02812.49
5.4.220.0070.02112.49
5.4.210.0090.01912.49
5.4.200.0070.02312.49
5.4.190.0050.02012.49
5.4.180.0050.02512.49
5.4.170.0040.02212.49
5.4.160.0040.02212.49
5.4.150.0080.02112.49
5.4.140.0070.02012.33
5.4.130.0070.02312.33
5.4.120.0060.02012.30
5.4.110.0060.02412.30
5.4.100.0030.02512.30
5.4.90.0050.02312.30
5.4.80.0060.01912.30
5.4.70.0080.01912.30
5.4.60.0050.02112.30
5.4.50.0020.02312.30
5.4.40.0050.02312.29
5.4.30.0050.02312.29
5.4.20.0050.02112.29
5.4.10.0060.02412.29
5.4.00.0040.02412.04
5.3.290.0060.02312.72
5.3.280.0070.02512.67
5.3.270.0060.02412.68
5.3.260.0060.02512.68
5.3.250.0080.02512.68
5.3.240.0070.02112.68
5.3.230.0060.02412.67
5.3.220.0100.02012.66
5.3.210.0130.02112.66
5.3.200.0090.02212.66
5.3.190.0100.01912.66
5.3.180.0060.02212.65
5.3.170.0050.02412.65
5.3.160.0060.02312.66
5.3.150.0040.02512.65
5.3.140.0040.02512.65
5.3.130.0080.02512.65
5.3.120.0110.02412.65
5.3.110.0070.02412.65
5.3.100.0060.02412.38
5.3.90.0090.02812.36
5.3.80.0050.02412.36
5.3.70.0080.02312.36
5.3.60.0080.02212.35
5.3.50.0090.02012.32
5.3.40.0070.02112.32
5.3.30.0070.02312.29
5.3.20.0080.02112.18
5.3.10.0080.01812.16
5.3.00.0080.02012.16
5.2.170.0050.0309.18
5.2.160.0050.0309.18
5.2.150.0040.0339.17
5.2.140.0030.0329.17
5.2.130.0050.0299.13
5.2.120.0040.0309.13
5.2.110.0030.0309.14
5.2.100.0050.0319.14
5.2.90.0070.0279.14
5.2.80.0060.0329.14
5.2.70.0050.0369.13
5.2.60.0040.0319.09
5.2.50.0070.0289.05
5.2.40.0020.0329.03
5.2.30.0050.0309.01
5.2.20.0070.0309.00
5.2.10.0040.0358.92
5.2.00.0060.0338.77
5.1.60.0060.0248.06
5.1.50.0060.0228.05
5.1.40.0040.0248.04
5.1.30.0030.0278.39
5.1.20.0040.0278.41
5.1.10.0070.0238.14
5.1.00.0060.0248.14
5.0.50.0040.0206.61
5.0.40.0030.0206.47
5.0.30.0040.0306.28
5.0.20.0040.0196.26
5.0.10.0050.0186.24
5.0.00.0030.0316.23
4.4.90.0020.0164.78
4.4.80.0030.0154.75
4.4.70.0020.0164.76
4.4.60.0020.0164.75
4.4.50.0040.0144.77
4.4.40.0030.0254.71
4.4.30.0030.0154.76
4.4.20.0030.0154.84
4.4.10.0060.0124.85
4.4.00.0020.0254.76
4.3.110.0020.0174.67
4.3.100.0020.0174.66
4.3.90.0010.0164.63
4.3.80.0010.0264.59
4.3.70.0030.0144.63
4.3.60.0000.0174.63
4.3.50.0020.0164.63
4.3.40.0030.0234.54
4.3.30.0020.0163.29
4.3.20.0030.0153.27
4.3.10.0030.0153.23
4.3.00.0170.01328.69

preferences:
35.19 ms | 401 KiB | 5 Q