3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array('test', 'eens', 'eend'); $newArr = array_combine($array, $array); var_dump($newArr);

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)
8.3.40.0150.00018.59
8.3.30.0080.00818.92
8.3.20.0000.00820.36
8.3.10.0040.00421.92
8.3.00.0040.00420.89
8.2.170.0180.00322.96
8.2.160.0160.00022.27
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0090.00017.80
8.2.110.0070.00420.52
8.2.100.0070.00318.09
8.2.90.0080.00019.27
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0030.00517.89
8.2.50.0080.00018.07
8.2.40.0000.00818.02
8.2.30.0060.00318.00
8.2.20.0040.00417.62
8.2.10.0000.00718.05
8.2.00.0090.00017.54
8.1.270.0060.00320.60
8.1.260.0080.00026.35
8.1.250.0030.00628.09
8.1.240.0060.00322.19
8.1.230.0070.00417.76
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0060.00317.23
8.1.190.0000.00817.10
8.1.180.0000.00818.10
8.1.170.0060.00318.49
8.1.160.0000.00722.00
8.1.150.0100.00018.82
8.1.140.0030.00619.11
8.1.130.0050.00317.87
8.1.120.0000.01017.31
8.1.110.0050.00317.39
8.1.100.0000.00817.26
8.1.90.0000.00717.35
8.1.80.0070.00017.38
8.1.70.0000.00717.40
8.1.60.0030.00517.51
8.1.50.0030.00617.45
8.1.40.0040.00417.39
8.1.30.0000.00817.52
8.1.20.0040.00417.61
8.1.10.0040.00417.29
8.1.00.0060.00317.31
8.0.300.0040.00418.77
8.0.290.0000.00816.58
8.0.280.0030.00318.30
8.0.270.0070.00017.13
8.0.260.0040.00417.13
8.0.250.0070.00016.91
8.0.240.0050.00216.88
8.0.230.0050.00316.91
8.0.220.0030.00316.84
8.0.210.0000.00716.86
8.0.200.0070.00016.77
8.0.190.0000.00916.90
8.0.180.0110.00016.88
8.0.170.0000.00816.75
8.0.160.0080.00016.90
8.0.150.0070.00016.68
8.0.140.0050.00216.73
8.0.130.0030.00313.21
8.0.120.0060.00316.78
8.0.110.0040.00416.81
8.0.100.0000.00716.77
8.0.90.0040.00416.86
8.0.80.0090.00616.82
8.0.70.0040.00316.89
8.0.60.0050.00316.78
8.0.50.0040.00416.81
8.0.30.0100.01116.82
8.0.20.0120.01017.40
8.0.10.0020.00516.76
8.0.00.0070.01216.70
7.4.330.0030.00315.03
7.4.320.0030.00316.59
7.4.300.0060.00016.34
7.4.290.0030.00316.44
7.4.280.0060.00616.48
7.4.270.0030.00316.45
7.4.260.0000.00716.51
7.4.250.0040.00416.32
7.4.240.0050.00216.40
7.4.230.0040.00416.25
7.4.220.0120.00616.50
7.4.210.0070.00716.55
7.4.200.0040.00416.26
7.4.160.0130.00316.57
7.4.150.0130.00717.40
7.4.140.0080.01017.86
7.4.130.0100.00516.49
7.4.120.0120.00616.39
7.4.110.0120.00616.44
7.4.100.0160.01016.30
7.4.90.0040.01216.41
7.4.80.0060.01219.39
7.4.70.0090.00916.61
7.4.60.0130.00316.45
7.4.50.0070.00016.43
7.4.40.0090.00916.29
7.4.30.0180.00716.27
7.4.00.0060.01214.66
7.3.330.0000.00613.04
7.3.320.0020.00212.95
7.3.310.0040.00416.07
7.3.300.0070.00016.09
7.3.290.0090.00616.16
7.3.280.0100.00716.15
7.3.270.0120.01217.40
7.3.260.0070.01016.27
7.3.250.0100.00716.21
7.3.240.0070.01116.42
7.3.230.0080.01116.39
7.3.210.0030.01716.24
7.3.200.0090.00719.39
7.3.190.0100.00616.26
7.3.180.0120.00916.41
7.3.170.0080.00916.28
7.3.160.0090.00616.56
7.3.120.0040.01114.65
7.3.110.0110.00414.70
7.3.100.0040.00814.69
7.3.90.0070.00414.66
7.3.80.0070.00714.49
7.3.70.0000.01514.78
7.3.60.0090.00614.78
7.3.50.0060.00914.86
7.3.40.0000.01714.78
7.3.30.0030.01214.67
7.3.20.0060.00916.47
7.3.10.0100.00716.59
7.3.00.0030.01616.31
7.2.330.0060.01116.32
7.2.320.0120.00916.29
7.2.310.0140.00616.61
7.2.300.0080.00816.29
7.2.290.0090.01516.27
7.2.240.0090.00615.00
7.2.230.0000.01215.04
7.2.220.0090.00614.59
7.2.210.0070.00714.63
7.2.200.0030.01414.81
7.2.190.0090.00614.83
7.2.180.0030.01314.85
7.2.170.0050.00514.61
7.2.160.0070.00714.85
7.2.150.0070.01116.86
7.2.140.0120.00316.66
7.2.130.0120.00316.90
7.2.120.0110.00716.85
7.2.110.0080.00816.82
7.2.100.0000.01816.73
7.2.90.0040.00716.62
7.2.80.0000.01816.84
7.2.70.0070.00716.78
7.2.60.0080.00816.72
7.2.50.0030.01316.52
7.2.40.0090.00916.79
7.2.30.0100.00716.77
7.2.20.0060.00916.75
7.2.10.0130.00316.64
7.2.00.0060.00717.81
7.1.330.0080.00815.82
7.1.320.0090.00615.79
7.1.310.0070.01115.72
7.1.300.0100.00315.30
7.1.290.0030.00915.93
7.1.280.0030.01415.91
7.1.270.0090.00615.49
7.1.260.0060.00915.72
7.1.250.0100.00715.73
7.1.200.0090.00415.58
7.1.100.0070.00717.93
7.1.70.0040.00417.13
7.1.60.0070.01819.46
7.1.50.0030.01916.84
7.1.00.0070.07322.31
7.0.200.0040.00814.94
7.0.140.0000.03722.09
7.0.60.0100.07719.93
7.0.50.0070.08317.88
7.0.40.0070.05020.04
7.0.30.0270.06320.08
7.0.20.0270.04020.18
7.0.10.0130.08020.33
7.0.00.0100.08020.04
5.6.280.0030.07320.81
5.6.210.0130.07320.46
5.6.200.0070.06318.14
5.6.190.0030.04720.63
5.6.180.0300.05020.49
5.6.170.0170.06320.71
5.6.160.0070.08720.37
5.6.150.0030.03718.12
5.6.140.0070.05718.07
5.6.130.0130.08018.07
5.6.120.0200.07320.91
5.6.110.0000.04320.94
5.6.100.0100.08020.96
5.6.90.0030.04321.07
5.6.80.0070.05320.38
5.5.350.0300.06720.40
5.5.340.0030.04018.02
5.5.330.0100.05720.37
5.5.320.0370.05020.30
5.5.310.0230.05320.30
5.5.300.0030.07318.02
5.5.290.0030.05017.94
5.5.280.0100.08020.75
5.5.270.0000.08720.62
5.5.260.0100.04020.75
5.5.250.0070.04020.65
5.5.240.0030.07720.06
5.4.450.0700.06319.54
5.4.440.1030.05719.10
5.4.430.0900.06319.32
5.4.420.0930.07719.47
5.4.410.0930.06318.97
5.4.400.0830.05719.09
5.4.390.0100.06318.79
5.4.380.0200.05718.74
5.4.370.0130.06018.65
5.4.360.0200.05318.59
5.4.350.0230.06318.55
5.4.340.0200.06318.49
5.4.320.0300.06318.73
5.4.310.0370.05018.59
5.4.300.0370.03718.65
5.4.290.0200.05318.50
5.4.280.0170.06018.71
5.4.270.0170.06318.44
5.4.260.0130.06318.49
5.4.250.0230.05018.71
5.4.240.0170.06018.69
5.4.230.0230.05018.78
5.4.220.0200.06018.69
5.4.210.0170.06018.57
5.4.200.0300.04316.59
5.4.190.0270.05318.49
5.4.180.0170.06318.70
5.4.170.0200.06318.70
5.4.160.0170.06318.66
5.4.150.0300.05318.47
5.4.140.0100.07316.27
5.4.130.0230.05016.25
5.4.120.0170.05716.14
5.4.110.0170.05016.16
5.4.100.0130.05716.15
5.4.90.0230.05316.14
5.4.80.0200.05316.07
5.4.70.0200.05016.22
5.4.60.0330.03716.15
5.4.50.0270.04316.05
5.4.40.0130.06716.21
5.4.30.0200.05016.22
5.4.20.0200.06016.12
5.4.10.0270.04716.13
5.4.00.0270.05315.80
5.3.290.0230.05714.71
5.3.280.0200.05314.57
5.3.270.0270.05714.66
5.3.260.0100.07314.69
5.3.250.0230.06014.59
5.3.240.0200.05714.51
5.3.230.0130.06014.48
5.3.220.0270.05014.65
5.3.210.0200.06014.66
5.3.200.0130.05714.45
5.3.190.0130.06014.47
5.3.180.0270.04714.49
5.3.170.0230.05314.65
5.3.160.0370.05314.65
5.3.150.0170.06014.54
5.3.140.0200.06714.53
5.3.130.0170.05314.57
5.3.120.0270.04714.59
5.3.110.0230.05014.64
5.3.100.0130.05713.98
5.3.90.0270.06014.01
5.3.80.0170.06013.92
5.3.70.0200.05314.09
5.3.60.0130.06014.00
5.3.50.0230.04713.85
5.3.40.0200.05014.02
5.3.30.0270.04313.82
5.3.20.0200.04713.63
5.3.10.0300.04713.64
5.3.00.0170.05013.73
5.2.170.0170.04311.20
5.2.160.0100.04711.19
5.2.150.0300.04011.18
5.2.140.0130.04311.07
5.2.130.0130.04311.01
5.2.120.0170.04011.16
5.2.110.0130.04311.14
5.2.100.0200.03311.03
5.2.90.0070.04711.16
5.2.80.0200.03711.01
5.2.70.0130.05011.23
5.2.60.0100.04711.03
5.2.50.0130.04311.05
5.2.40.0070.04311.00
5.2.30.0100.04010.92
5.2.20.0230.03010.99
5.2.10.0100.04010.99
5.2.00.0100.05010.69
5.1.60.0100.0379.95
5.1.50.0100.03710.02
5.1.40.0130.0339.98
5.1.30.0170.04010.37
5.1.20.0100.04010.41
5.1.10.0100.04010.08
5.1.00.0170.04710.14
5.0.50.0100.0308.58
5.0.40.0130.0238.46
5.0.30.0130.0438.23
5.0.20.0070.0278.21
5.0.10.0130.0238.34
5.0.00.0070.0478.19
4.4.90.0030.0235.92
4.4.80.0070.0205.86
4.4.70.0000.0275.89
4.4.60.0000.0275.87
4.4.50.0030.0235.89
4.4.40.0030.0405.91
4.4.30.0170.0135.93
4.4.20.0030.0275.95
4.4.10.0070.0275.98
4.4.00.0130.0335.91
4.3.110.0130.0205.85
4.3.100.0070.0235.83
4.3.90.0070.0235.77
4.3.80.0100.0305.77
4.3.70.0070.0235.87
4.3.60.0030.0235.84
4.3.50.0100.0205.92
4.3.40.0030.0405.75
4.3.30.0130.0305.75
4.3.20.0000.0275.75
4.3.10.0070.0205.75
4.3.00.0070.03314.56

preferences:
47.48 ms | 400 KiB | 5 Q