3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array( 2,55,6); $a = array_flip($a); unset( $a[55] ); var_dump(array_flip($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)
8.3.40.0070.00718.54
8.3.30.0070.00719.02
8.3.20.0080.00020.21
8.3.10.0000.00823.66
8.3.00.0040.00419.01
8.2.170.0090.00622.96
8.2.160.0080.00620.45
8.2.150.0000.00924.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00322.26
8.2.110.0030.00622.16
8.2.100.0000.01117.78
8.2.90.0060.00318.87
8.2.80.0040.00417.97
8.2.70.0040.00417.38
8.2.60.0030.00618.04
8.2.50.0030.00718.07
8.2.40.0040.00418.16
8.2.30.0040.00418.12
8.2.20.0040.00417.55
8.2.10.0040.00418.08
8.2.00.0000.01017.57
8.1.270.0030.00522.22
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0080.00023.85
8.1.230.0110.00019.16
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0040.00417.28
8.1.180.0070.00318.96
8.1.170.0000.00918.45
8.1.160.0020.00521.86
8.1.150.0000.00718.59
8.1.140.0040.00417.24
8.1.130.0000.00717.82
8.1.120.0000.00717.41
8.1.110.0040.00417.42
8.1.100.0060.00317.38
8.1.90.0070.00017.28
8.1.80.0050.00217.26
8.1.70.0000.00817.26
8.1.60.0040.00417.43
8.1.50.0040.00417.42
8.1.40.0040.00417.45
8.1.30.0000.00817.50
8.1.20.0000.00717.47
8.1.10.0040.00417.30
8.1.00.0040.00417.45
8.0.300.0040.00419.15
8.0.290.0070.00017.16
8.0.280.0040.00418.35
8.0.270.0000.00717.19
8.0.260.0030.00317.18
8.0.250.0040.00416.87
8.0.240.0030.00316.95
8.0.230.0070.00016.77
8.0.220.0070.00016.82
8.0.210.0030.00316.70
8.0.200.0000.00716.88
8.0.190.0050.00316.87
8.0.180.0040.00416.73
8.0.170.0000.00816.84
8.0.160.0070.00016.76
8.0.150.0040.00416.75
8.0.140.0000.00716.77
8.0.130.0020.00513.21
8.0.120.0000.00816.66
8.0.110.0000.00816.81
8.0.100.0040.00416.64
8.0.90.0040.00416.72
8.0.80.0040.01116.73
8.0.70.0000.00816.73
8.0.60.0000.00716.79
8.0.50.0000.00716.71
8.0.30.0060.01216.90
8.0.20.0120.00617.40
8.0.10.0040.00416.87
8.0.00.0080.01016.70
7.4.330.0000.00615.00
7.4.320.0030.00316.54
7.4.300.0000.00716.47
7.4.290.0030.00316.58
7.4.280.0070.00016.51
7.4.270.0000.00716.58
7.4.260.0070.00016.58
7.4.250.0000.00716.56
7.4.240.0030.00316.54
7.4.230.0070.00016.62
7.4.220.0090.01016.45
7.4.210.0060.00916.53
7.4.200.0040.00416.39
7.4.190.0000.00716.54
7.4.160.0100.00716.61
7.4.150.0130.00617.40
7.4.140.0100.00717.86
7.4.130.0030.01316.49
7.4.120.0070.00916.53
7.4.110.0100.00716.21
7.4.100.0110.01116.59
7.4.90.0160.00316.36
7.4.80.0100.00719.39
7.4.70.0120.00416.70
7.4.60.0140.00716.43
7.4.50.0040.00416.26
7.4.40.0070.00722.77
7.4.30.0090.00616.30
7.4.10.0060.01314.91
7.4.00.0120.00314.91
7.3.330.0060.00013.18
7.3.320.0030.00313.08
7.3.310.0070.00016.17
7.3.300.0030.00316.04
7.3.290.0140.00416.14
7.3.280.0130.00716.21
7.3.270.0120.00317.40
7.3.260.0120.00616.58
7.3.250.0130.00716.24
7.3.240.0090.00916.21
7.3.230.0080.00816.39
7.3.210.0030.01216.54
7.3.200.0110.00819.39
7.3.190.0120.01216.44
7.3.180.0090.00916.46
7.3.170.0060.00916.27
7.3.160.0080.00816.41
7.3.130.0100.01014.46
7.3.120.0090.00914.50
7.3.110.0070.01014.41
7.3.100.0070.00714.57
7.3.90.0070.00714.64
7.3.80.0030.01014.64
7.3.70.0060.00614.57
7.3.60.0060.00614.83
7.3.50.0070.00714.41
7.3.40.0070.00714.72
7.3.30.0030.00614.84
7.3.20.0070.00716.69
7.3.10.0090.00316.36
7.3.00.0070.01016.76
7.2.330.0130.00616.49
7.2.320.0180.00916.41
7.2.310.0130.00316.46
7.2.300.0070.01416.35
7.2.290.0100.00716.28
7.2.260.0120.00314.64
7.2.250.0110.00714.85
7.2.240.0100.00715.13
7.2.230.0100.00714.69
7.2.220.0030.01614.53
7.2.210.0110.00714.97
7.2.200.0110.00415.11
7.2.190.0000.01314.90
7.2.180.0060.00314.68
7.2.170.0030.01214.50
7.2.160.0050.00514.79
7.2.150.0030.00616.64
7.2.140.0060.00616.30
7.2.130.0110.00716.76
7.2.120.0000.01316.84
7.2.110.0120.00616.93
7.2.100.0000.01016.75
7.2.90.0030.01016.89
7.2.80.0000.01716.86
7.2.70.0060.00916.81
7.2.60.0070.01016.71
7.2.50.0000.01216.91
7.2.40.0000.01016.77
7.2.30.0030.00716.62
7.2.20.0000.01116.86
7.2.10.0060.00616.72
7.2.00.0090.00717.79
7.1.330.0030.01215.71
7.1.320.0100.00315.57
7.1.310.0040.00715.52
7.1.300.0070.00715.72
7.1.290.0080.00315.77
7.1.280.0100.00315.50
7.1.270.0080.00415.76
7.1.260.0060.00615.86
7.1.250.0110.00715.50
7.1.240.0040.00715.72
7.1.230.0030.01015.51
7.1.220.0070.00415.46
7.1.210.0060.00615.35
7.1.200.0040.00415.69
7.1.190.0000.01015.46
7.1.180.0060.00615.55
7.1.170.0090.00915.55
7.1.160.0070.00315.13
7.1.150.0000.01315.46
7.1.140.0100.00615.83
7.1.130.0070.00715.52
7.1.120.0040.01115.88
7.1.110.0070.00715.75
7.1.100.0040.00916.73
7.1.90.0070.00715.59
7.1.80.0040.00715.67
7.1.70.0050.00716.09
7.1.60.0030.00717.43
7.1.50.0110.01116.22
7.1.40.0060.00615.63
7.1.30.0080.00415.46
7.1.20.0100.00015.66
7.1.10.0000.01015.50
7.1.00.0030.04419.05
7.0.330.0070.00715.51
7.0.320.0030.01015.29
7.0.310.0040.00715.45
7.0.300.0130.00015.40
7.0.290.0070.00415.33
7.0.280.0030.01015.14
7.0.270.0110.00015.27
7.0.260.0000.01515.39
7.0.250.0030.00615.27
7.0.240.0060.00615.23
7.0.230.0120.00315.18
7.0.220.0040.00815.49
7.0.210.0060.00915.58
7.0.200.0060.00516.09
7.0.190.0040.01115.40
7.0.180.0060.00615.30
7.0.170.0090.00315.39
7.0.160.0000.01215.20
7.0.150.0050.00315.42
7.0.140.0030.04018.58
7.0.130.0060.00615.23
7.0.120.0040.00714.94
7.0.110.0090.00315.45
7.0.100.0060.00615.12
7.0.90.0100.00315.17
7.0.80.0040.00415.55
7.0.70.0000.01415.47
7.0.60.0100.04317.56
7.0.50.0030.04716.61
7.0.40.0060.02516.94
7.0.30.0150.02316.87
7.0.20.0170.03316.96
7.0.10.0110.04016.79
7.0.00.0050.04316.87
5.6.400.0040.01114.49
5.6.390.0090.00314.29
5.6.380.0090.00614.33
5.6.370.0150.00014.39
5.6.360.0030.00714.38
5.6.350.0070.00714.16
5.6.340.0070.00414.26
5.6.330.0120.00314.51
5.6.320.0090.00613.96
5.6.310.0000.01314.24
5.6.300.0060.00614.07
5.6.290.0030.00914.30
5.6.280.0030.04117.68
5.6.270.0030.00814.48
5.6.260.0110.00314.36
5.6.250.0060.00614.01
5.6.240.0000.01014.29
5.6.230.0060.00314.46
5.6.220.0100.00314.06
5.6.210.0050.02617.35
5.6.200.0070.04516.03
5.6.190.0070.03017.27
5.6.180.0130.02517.51
5.6.170.0190.03317.33
5.6.160.0040.02717.30
5.6.150.0160.01816.14
5.6.140.0070.03116.25
5.6.130.0120.01716.19
5.6.120.0030.03817.68
5.6.110.0150.03517.53
5.6.100.0140.03317.69
5.6.90.0090.02117.79
5.6.80.0070.01817.28
5.6.70.2230.02317.25
5.6.60.0070.00314.09
5.6.50.0030.01313.90
5.6.40.0080.00414.33
5.6.30.0030.01014.17
5.6.20.0060.00914.29
5.6.10.0060.00914.13
5.6.00.0040.01113.89
5.5.380.0060.00914.00
5.5.370.0030.00714.34
5.5.360.0060.00914.16
5.5.350.0080.05017.22
5.5.340.0050.02716.10
5.5.330.0070.04917.18
5.5.320.0070.03817.42
5.5.310.0150.03817.22
5.5.300.0080.03716.02
5.5.290.0070.02716.23
5.5.280.0050.03217.58
5.5.270.0050.02617.49
5.5.260.0090.03917.62
5.5.250.0000.04817.38
5.5.240.0110.02517.11
5.5.230.0030.01313.89
5.5.220.0100.00314.41
5.5.210.0100.00614.25
5.5.200.0080.00414.46
5.5.190.0030.00914.31
5.5.180.0030.01014.14
5.5.170.0000.01514.25
5.5.160.0040.00813.93
5.5.150.0080.00314.09
5.5.140.0070.00714.08
5.5.130.0090.00013.82
5.5.120.0040.00814.33
5.5.110.0080.00814.38
5.5.100.0030.01214.08
5.5.90.0000.01714.16
5.5.80.0060.00614.04
5.5.70.0060.00613.72
5.5.60.0040.00414.29
5.5.50.0110.00313.98
5.5.40.0000.01414.32
5.5.30.0030.01014.06
5.5.20.0100.00013.90
5.5.10.0070.00714.13
5.5.00.0110.00314.32
5.4.450.0400.03415.29
5.4.440.0320.03015.10
5.4.430.0270.03515.24
5.4.420.0250.03915.25
5.4.410.0330.04215.29
5.4.400.0130.02515.08
5.4.390.0050.03215.01
5.4.380.0230.02014.68
5.4.370.0200.04214.99
5.4.360.0200.02614.73
5.4.350.0070.03714.68
5.4.340.0200.03114.81
5.4.330.0060.00610.61
5.4.320.0050.02311.63
5.4.310.0060.02011.67
5.4.300.0060.01911.70
5.4.290.0060.02311.51
5.4.280.0050.02111.78
5.4.270.0080.02211.69
5.4.260.0050.02511.74
5.4.250.0060.02211.60
5.4.240.0090.02611.61
5.4.230.0050.02911.59
5.4.220.0070.02411.73
5.4.210.0060.02511.64
5.4.200.0070.02611.70
5.4.190.0040.02411.67
5.4.180.0070.02711.58
5.4.170.0090.03211.46
5.4.160.0080.03811.57
5.4.150.0060.03011.47
5.4.140.0100.02811.42
5.4.130.0040.02411.42
5.4.120.0090.01611.39
5.4.110.0050.02211.33
5.4.100.0040.02511.41
5.4.90.0040.03011.41
5.4.80.0070.02611.51
5.4.70.0060.02911.27
5.4.60.0090.01811.38
5.4.50.0060.02911.25
5.4.40.0050.03011.48
5.4.30.0110.02911.41
5.4.20.0110.02111.42
5.4.10.0050.03111.50
5.4.00.0060.03211.08
5.3.290.0060.02611.64
5.3.280.0080.02111.45
5.3.270.0070.02411.62
5.3.260.0050.02411.62
5.3.250.0060.02211.54
5.3.240.0070.02011.55
5.3.230.0100.02211.58
5.3.220.0040.02311.46
5.3.210.0060.02211.43
5.3.200.0070.02011.52
5.3.190.0050.02211.55
5.3.180.0080.02011.64
5.3.170.0060.02211.62
5.3.160.0070.01911.58
5.3.150.0060.02211.56
5.3.140.0070.02311.45
5.3.130.0080.01911.41
5.3.120.0060.02211.54
5.3.110.0060.02811.58
5.3.100.0090.02811.28
5.3.90.0050.02411.21
5.3.80.0080.02211.12
5.3.70.0040.02411.19
5.3.60.0020.02511.18
5.3.50.0070.02011.17
5.3.40.0120.02711.12
5.3.30.0070.02811.08
5.3.20.0040.03011.01
5.3.10.0080.02610.91
5.3.00.0050.02210.91
5.2.170.0070.0369.15
5.2.160.0070.0339.15
5.2.150.0050.0369.15
5.2.140.0040.0439.15
5.2.130.0080.0289.11
5.2.120.0090.0259.11
5.2.110.0060.0329.11
5.2.100.0050.0319.12
5.2.90.0050.0309.11
5.2.80.0050.0329.11
5.2.70.0100.0389.11
5.2.60.0110.0269.06
5.2.50.0040.0329.04
5.2.40.0080.0289.00
5.2.30.0080.0288.99
5.2.20.0050.0308.96
5.2.10.0050.0358.90
5.2.00.0050.0358.76
5.1.60.0030.0278.05
5.1.50.0060.0248.04
5.1.40.0060.0258.03
5.1.30.0080.0368.38
5.1.20.0030.0328.40
5.1.10.0060.0278.13
5.1.00.0060.0268.12
5.0.50.0040.0216.60
5.0.40.0060.0186.46
5.0.30.0040.0326.27
5.0.20.0050.0196.25
5.0.10.0040.0236.22
5.0.00.0050.0296.21
4.4.90.0050.0194.78
4.4.80.0040.0194.75
4.4.70.0030.0204.75
4.4.60.0030.0164.75
4.4.50.0020.0174.77
4.4.40.0060.0274.71
4.4.30.0020.0184.75
4.4.20.0030.0184.85
4.4.10.0030.0164.85
4.4.00.0030.0264.76
4.3.110.0070.0184.67
4.3.100.0040.0164.66
4.3.90.0000.0174.64
4.3.80.0040.0234.58
4.3.70.0010.0184.63
4.3.60.0020.0174.62
4.3.50.0030.0174.63
4.3.40.0050.0234.54
4.3.30.0030.0163.27
4.3.20.0030.0163.26
4.3.10.0020.0183.21
4.3.00.0200.02710.37

preferences:
43.67 ms | 400 KiB | 5 Q