3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array('a', 'b', 'c', 'd', 'e', 'f'); foreach($array as $key => $value) { unset($array[$key+1]); echo $value . "\n"; }

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)
8.3.60.0120.00316.75
8.3.50.0140.00322.09
8.3.40.0120.00318.75
8.3.30.0080.00619.17
8.3.20.0040.00420.31
8.3.10.0060.00323.48
8.3.00.0030.00519.23
8.2.180.0070.01416.59
8.2.170.0070.00722.96
8.2.160.0030.01020.57
8.2.150.0040.00424.18
8.2.140.0090.00024.66
8.2.130.0080.00026.16
8.2.120.0080.00020.90
8.2.110.0030.00621.92
8.2.100.0030.00717.84
8.2.90.0000.00719.21
8.2.80.0040.00417.97
8.2.70.0080.00317.75
8.2.60.0000.01017.93
8.2.50.0000.00818.07
8.2.40.0060.00319.89
8.2.30.0000.00918.18
8.2.20.0030.00517.84
8.2.10.0050.00318.00
8.2.00.0030.00717.80
8.1.280.0170.00325.92
8.1.270.0090.00624.02
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0070.00322.13
8.1.230.0000.01019.07
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0030.00617.11
8.1.180.0040.00419.01
8.1.170.0000.01118.46
8.1.160.0060.00322.01
8.1.150.0070.00018.63
8.1.140.0040.00417.30
8.1.130.0000.00717.82
8.1.120.0030.00517.29
8.1.110.0040.00417.35
8.1.100.0030.00517.43
8.1.90.0030.00317.38
8.1.80.0000.00817.53
8.1.70.0000.00717.40
8.1.60.0040.00417.49
8.1.50.0030.00517.48
8.1.40.0000.00817.52
8.1.30.0040.00417.65
8.1.20.0040.00417.67
8.1.10.0030.00617.53
8.1.00.0000.00717.41
8.0.300.0000.00718.77
8.0.290.0040.00417.18
8.0.280.0000.00718.31
8.0.270.0000.00817.21
8.0.260.0070.00017.25
8.0.250.0000.00617.02
8.0.240.0000.00716.92
8.0.230.0060.00016.95
8.0.220.0040.00416.78
8.0.210.0030.00316.88
8.0.200.0040.00416.81
8.0.190.0000.00716.97
8.0.180.0030.00516.86
8.0.170.0030.00616.96
8.0.160.0000.00816.75
8.0.150.0040.00316.88
8.0.140.0030.00616.87
8.0.130.0000.00513.31
8.0.120.0040.00416.90
8.0.110.0040.00416.76
8.0.100.0040.00416.70
8.0.90.0040.00416.95
8.0.80.0070.01416.84
8.0.70.0040.00416.79
8.0.60.0050.00216.82
8.0.50.0000.00816.73
8.0.30.0090.01017.28
8.0.20.0130.00817.40
8.0.10.0040.00416.82
8.0.00.0080.00816.78
7.4.330.0030.00315.09
7.4.320.0030.00316.61
7.4.300.0000.00616.57
7.4.290.0070.00016.41
7.4.280.0000.00716.52
7.4.270.0030.00316.48
7.4.260.0030.00316.62
7.4.250.0040.00416.61
7.4.240.0000.00716.59
7.4.230.0030.00316.30
7.4.220.0090.00916.41
7.4.210.0050.01116.52
7.4.200.0040.00416.40
7.4.190.0000.00716.69
7.4.160.0000.01616.49
7.4.150.0150.00317.40
7.4.140.0110.00817.86
7.4.130.0100.00716.47
7.4.120.0120.00516.60
7.4.110.0110.00716.51
7.4.100.0130.01016.30
7.4.90.0070.01116.52
7.4.80.0140.00619.39
7.4.70.0070.01016.52
7.4.60.0140.00316.66
7.4.50.0000.00916.54
7.4.40.0030.01316.50
7.4.30.0100.00716.39
7.4.10.0080.00714.94
7.4.00.0060.01014.84
7.3.330.0000.00513.25
7.3.320.0000.00613.10
7.3.310.0070.00016.39
7.3.300.0000.00716.21
7.3.290.0000.01416.37
7.3.280.0040.01316.27
7.3.270.0120.00617.40
7.3.260.0030.01316.41
7.3.250.0110.01016.49
7.3.240.0070.01416.43
7.3.230.0090.00916.39
7.3.210.0100.01016.21
7.3.200.0110.00519.39
7.3.190.0120.00616.37
7.3.180.0110.00516.31
7.3.170.0030.01316.50
7.3.160.0040.01116.15
7.3.130.0090.01114.79
7.3.120.0100.00714.90
7.3.110.0060.01014.74
7.3.100.0050.00914.87
7.3.90.0090.00514.77
7.3.80.0060.00614.80
7.3.70.0050.00614.77
7.3.60.0050.00614.75
7.3.50.0040.00914.79
7.3.40.0040.01014.83
7.3.30.0060.00514.79
7.3.20.0040.00916.69
7.3.10.0040.00716.54
7.3.00.0040.00816.55
7.2.330.0140.00316.75
7.2.320.0130.00516.76
7.2.310.0160.00016.79
7.2.300.0060.01116.63
7.2.290.0070.01016.59
7.2.260.0130.00615.14
7.2.250.0060.01015.02
7.2.240.0070.00815.02
7.2.230.0090.00715.03
7.2.220.0060.00915.05
7.2.210.0070.00715.15
7.2.200.0050.00815.08
7.2.190.0050.01015.02
7.2.180.0080.00314.95
7.2.170.0060.00615.12
7.2.160.0100.00515.04
7.2.150.0020.01016.92
7.2.140.0050.00816.86
7.2.130.0090.00316.97
7.2.120.0040.00616.63
7.2.110.0060.00816.76
7.2.100.0080.00716.81
7.2.90.0100.00416.94
7.2.80.0060.00616.92
7.2.70.0100.00516.91
7.2.60.0030.01016.85
7.2.50.0090.00616.73
7.2.40.0070.00417.08
7.2.30.0030.01216.91
7.2.20.0060.00716.73
7.2.10.0070.00516.89
7.2.00.0050.01117.53
7.1.330.0030.01115.51
7.1.320.0050.01115.68
7.1.310.0070.00615.86
7.1.300.0050.00715.78
7.1.290.0060.00815.63
7.1.280.0040.00915.66
7.1.270.0030.00915.76
7.1.260.0080.00415.75
7.1.250.0050.00815.66
7.1.240.0040.00815.62
7.1.230.0070.00415.78
7.1.220.0070.00415.76
7.1.210.0100.00315.90
7.1.200.0060.00515.74
7.1.190.0050.01115.69
7.1.180.0060.00515.76
7.1.170.0090.00415.56
7.1.160.0030.01215.67
7.1.150.0040.00915.61
7.1.140.0050.00815.77
7.1.130.0070.00715.60
7.1.120.0050.01115.71
7.1.110.0080.00415.89
7.1.100.0030.01116.50
7.1.90.0080.00615.67
7.1.80.0070.00415.79
7.1.70.0060.00716.24
7.1.60.0070.01016.90
7.1.50.0050.01216.08
7.1.40.0060.00715.86
7.1.30.0030.00815.61
7.1.20.0060.00815.54
7.1.10.0050.00915.82
7.1.00.0050.03117.84
7.0.330.0050.00715.21
7.0.320.0070.00515.26
7.0.310.0080.00315.24
7.0.300.0050.00715.42
7.0.290.0050.00815.25
7.0.280.0000.01215.37
7.0.270.0060.00815.46
7.0.260.0050.00715.42
7.0.250.0060.00615.33
7.0.240.0070.00715.28
7.0.230.0050.00915.47
7.0.220.0070.00915.49
7.0.210.0090.00315.52
7.0.200.0070.00615.73
7.0.190.0060.00615.46
7.0.180.0060.00515.33
7.0.170.0060.00715.30
7.0.160.0050.00615.29
7.0.150.0060.00615.11
7.0.140.0040.02917.63
7.0.130.0100.00315.51
7.0.120.0080.00515.21
7.0.110.0020.00715.35
7.0.100.0100.02116.87
7.0.90.0060.03016.88
7.0.80.0050.02416.89
7.0.70.0120.03116.84
7.0.60.0060.03217.08
7.0.50.0030.02017.09
7.0.40.0060.02715.69
7.0.30.0040.03315.67
7.0.20.0060.02515.62
7.0.10.0060.02115.59
7.0.00.0090.03215.63
5.6.400.0040.01014.37
5.6.390.0080.00514.33
5.6.380.0090.00314.28
5.6.370.0050.00614.08
5.6.360.0020.01114.42
5.6.350.0050.00914.48
5.6.340.0020.00914.40
5.6.330.0090.00514.17
5.6.320.0060.00314.55
5.6.310.0040.00514.27
5.6.300.0010.01314.61
5.6.290.0060.00814.12
5.6.280.0050.03116.65
5.6.270.0070.00514.39
5.6.260.0030.01114.40
5.6.250.0070.02716.43
5.6.240.0050.02016.53
5.6.230.0050.02616.45
5.6.220.0040.03116.30
5.6.210.0020.02416.47
5.6.200.0070.03416.45
5.6.190.0040.02016.64
5.6.180.0090.02716.60
5.6.170.0060.03116.56
5.6.160.0060.02916.50
5.6.150.0100.01416.48
5.6.140.0040.02216.53
5.6.130.0040.01916.55
5.6.120.0040.03016.60
5.6.110.0040.03316.59
5.6.100.0040.01816.43
5.6.90.0030.02216.54
5.6.80.0110.01616.33
5.6.70.0060.01816.33
5.6.60.0050.02116.48
5.6.50.0020.02116.54
5.6.40.0050.01816.36
5.6.30.0040.01716.31
5.6.20.0080.02216.23
5.6.10.0070.02616.29
5.6.00.0060.02316.21
5.5.380.0070.02216.29
5.5.370.0080.03016.30
5.5.360.0040.03416.28
5.5.350.0060.03116.23
5.5.340.0040.03316.54
5.5.330.0020.03516.34
5.5.320.0060.02716.39
5.5.310.0070.03116.45
5.5.300.0020.02116.47
5.5.290.0060.01716.63
5.5.280.0060.01516.33
5.5.270.0020.02716.52
5.5.260.0060.01916.36
5.5.250.0130.01216.47
5.5.240.0030.02016.35
5.5.230.0080.02716.23
5.5.220.0050.02016.14
5.5.210.0080.01416.06
5.5.200.0040.02016.17
5.5.190.0050.02616.11
5.5.180.0020.02716.30
5.5.170.0020.01114.14
5.5.160.0060.02716.25
5.5.150.0080.01816.17
5.5.140.0040.01716.28
5.5.130.0070.02816.29
5.5.120.0080.02416.19
5.5.110.0070.01816.27
5.5.100.0080.01816.22
5.5.90.0070.02916.18
5.5.80.0090.01516.13
5.5.70.0070.01816.19
5.5.60.0090.01516.16
5.5.50.0060.02916.23
5.5.40.0070.01916.19
5.5.30.0060.01816.04
5.5.20.0050.01716.14
5.5.10.0110.01816.09
5.5.00.0010.02216.11
5.4.450.0060.01514.20
5.4.440.0040.02414.23
5.4.430.0050.02514.14
5.4.420.0040.02014.18
5.4.410.0040.01814.02
5.4.400.0050.01514.08
5.4.390.0040.01614.09
5.4.380.0070.01814.07
5.4.370.0020.01814.09
5.4.360.0050.01514.11
5.4.350.0020.01914.08
5.4.340.0030.02314.01
5.4.330.0020.00911.67
5.4.320.0020.02314.04
5.4.310.0040.01414.13
5.4.300.0010.02014.13
5.4.290.0050.02414.13
5.4.280.0040.03013.96
5.4.270.0080.01414.01
5.4.260.0030.01713.99
5.4.250.0030.01613.94
5.4.240.0050.01714.10
5.4.230.0060.01414.07
5.4.220.0090.02514.03
5.4.210.0030.01814.13
5.4.200.0060.01714.07
5.4.190.0070.01614.05
5.4.180.0090.01914.12
5.4.170.0030.02614.07
5.4.160.0030.02614.09
5.4.150.0040.02614.00
5.4.140.0030.01913.13
5.4.130.0030.01713.16
5.4.120.0030.02913.25
5.4.110.0050.01613.20
5.4.100.0050.01813.12
5.4.90.0050.01613.24
5.4.80.0070.02313.21
5.4.70.0030.02713.15
5.4.60.0060.02013.18
5.4.50.0070.01213.24
5.4.40.0080.01313.16
5.4.30.0040.01413.18
5.4.20.0010.02613.09
5.4.10.0060.01513.24
5.4.00.0030.01512.97
5.3.290.0050.01812.49
5.3.280.0060.01812.49
5.3.270.0030.02112.50
5.3.260.0030.03112.50
5.3.250.0070.01812.50
5.3.240.0050.01612.48
5.3.230.0060.01512.45
5.3.220.0040.02412.47
5.3.210.0080.02212.49
5.3.200.0050.02812.45
5.3.190.0050.01612.44
5.3.180.0060.01412.44
5.3.170.0050.02112.49
5.3.160.0040.02912.49
5.3.150.0060.01812.43
5.3.140.0010.01812.43
5.3.130.0030.02012.47
5.3.120.0040.01612.49
5.3.110.0010.02112.49
5.3.100.0020.01712.33
5.3.90.0010.01912.33
5.3.80.0020.02612.33
5.3.70.0070.02312.33
5.3.60.0050.01712.33
5.3.50.0020.02412.33
5.3.40.0030.02112.33
5.3.30.0030.02012.33
5.3.20.0030.01712.33
5.3.10.0040.02012.33
5.3.00.0030.02212.33
5.2.170.0100.02314.07
5.2.160.0030.02314.07
5.2.150.0000.05014.07
5.2.140.0000.04314.07
5.2.130.0000.03714.07
5.2.120.0070.05014.07
5.2.110.0070.03714.07
5.2.100.0030.05714.07
5.2.90.0000.04314.07
5.2.80.0000.06314.07
5.2.70.0030.06314.07
5.2.60.0000.05014.07
5.2.50.0070.04314.07
5.2.40.0000.05314.07
5.2.30.0000.06714.07
5.2.20.0000.06014.07
5.2.10.0030.03014.07
5.2.00.0000.05014.07
5.1.60.0030.03314.07
5.1.50.0070.04014.07
5.1.40.0030.05714.07
5.1.30.0000.02714.07
5.1.20.0030.05014.07
5.1.10.0070.02014.07
5.1.00.0030.05714.07
5.0.50.0030.02714.07
5.0.40.0030.04314.07
5.0.30.0030.06014.07
5.0.20.0070.03714.07
5.0.10.0100.03014.07
5.0.00.0100.04314.07
4.4.90.0070.02714.07
4.4.80.0000.02014.07
4.4.70.0030.01314.07
4.4.60.0030.02714.07
4.4.50.0000.03014.07
4.4.40.0070.05014.07
4.4.30.0000.02714.07
4.4.20.0000.03014.07
4.4.10.0030.02714.07
4.4.00.0000.03014.07
4.3.110.0070.02714.07
4.3.100.0000.03314.07
4.3.90.0000.01714.07
4.3.80.0000.02714.07
4.3.70.0000.02014.07
4.3.60.0000.02714.07
4.3.50.0000.01714.07
4.3.40.0070.04314.07
4.3.30.0030.01314.07
4.3.20.0000.01314.07
4.3.10.0000.02014.07
4.3.00.0000.01714.07

preferences:
44.14 ms | 401 KiB | 5 Q