3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array_combine(array('A', 'B', 'C'), array(1, 2, 3)); print_r($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)
8.3.60.0100.00718.43
8.3.50.0080.01222.00
8.3.40.0110.00318.54
8.3.30.0070.00718.96
8.3.20.0070.00020.33
8.3.10.0040.00423.83
8.3.00.0000.00820.82
8.2.180.0060.01216.32
8.2.170.0140.00722.96
8.2.160.0130.00720.16
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0030.00619.16
8.2.110.0040.00422.28
8.2.100.0040.00717.78
8.2.90.0030.00518.91
8.2.80.0000.00917.97
8.2.70.0040.00417.59
8.2.60.0030.00517.80
8.2.50.0040.00418.07
8.2.40.0080.00019.82
8.2.30.0030.00318.07
8.2.20.0040.00417.51
8.2.10.0080.00017.95
8.2.00.0070.00017.53
8.1.280.0160.00025.92
8.1.270.0030.00623.83
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00322.02
8.1.230.0110.00018.86
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0060.00317.10
8.1.190.0060.00317.13
8.1.180.0060.00318.10
8.1.170.0090.00418.39
8.1.160.0000.00821.95
8.1.150.0070.00018.62
8.1.140.0080.00317.46
8.1.130.0000.00717.73
8.1.120.0040.00417.49
8.1.110.0040.00417.35
8.1.100.0040.00417.44
8.1.90.0000.00717.38
8.1.80.0000.00717.35
8.1.70.0040.00417.31
8.1.60.0030.00617.53
8.1.50.0000.00817.38
8.1.40.0070.00017.50
8.1.30.0070.00317.53
8.1.20.0080.00017.57
8.1.10.0040.00417.49
8.1.00.0070.00017.41
8.0.300.0050.00218.77
8.0.290.0040.00417.04
8.0.280.0040.00418.33
8.0.270.0000.00717.18
8.0.260.0000.00617.11
8.0.250.0070.00016.79
8.0.240.0070.00016.87
8.0.230.0000.00716.79
8.0.220.0000.00716.89
8.0.210.0030.00516.82
8.0.200.0060.00016.81
8.0.190.0070.00016.78
8.0.180.0000.00916.77
8.0.170.0040.00416.77
8.0.160.0040.00416.86
8.0.150.0030.00316.73
8.0.140.0040.00416.81
8.0.130.0000.00613.18
8.0.120.0000.00816.82
8.0.110.0040.00416.84
8.0.100.0050.00316.65
8.0.90.0000.00716.71
8.0.80.0030.01216.70
8.0.70.0000.00716.62
8.0.60.0040.00416.65
8.0.50.0000.00716.63
8.0.30.0110.00917.04
8.0.20.0140.00617.40
8.0.10.0040.00416.76
8.0.00.0130.00716.76
7.4.330.0000.00715.00
7.4.320.0060.00016.58
7.4.300.0030.00316.43
7.4.290.0060.00016.53
7.4.280.0030.00316.53
7.4.270.0030.00316.45
7.4.260.0030.00316.47
7.4.250.0070.00016.50
7.4.240.0050.00216.55
7.4.230.0030.00316.45
7.4.220.0140.00316.49
7.4.210.0100.00616.50
7.4.200.0000.00716.29
7.4.190.0040.00416.61
7.4.160.0080.00816.53
7.4.150.0110.00617.40
7.4.140.0110.00717.86
7.4.130.0100.01216.37
7.4.120.0120.00916.49
7.4.110.0160.00716.39
7.4.100.0110.00716.52
7.4.90.0090.00816.28
7.4.80.0130.00719.39
7.4.70.0030.01416.52
7.4.60.0100.00716.26
7.4.50.0000.00716.22
7.4.40.0090.01016.33
7.4.30.0080.00816.14
7.4.00.0030.01214.89
7.3.330.0030.00312.89
7.3.320.0030.00313.03
7.3.310.0070.00015.98
7.3.300.0030.00316.02
7.3.290.0040.01116.05
7.3.280.0110.00816.12
7.3.270.0040.01417.40
7.3.260.0060.01016.20
7.3.250.0080.01016.30
7.3.240.0090.00916.13
7.3.230.0070.01016.39
7.3.210.0050.01116.29
7.3.200.0070.01719.39
7.3.190.0160.00716.44
7.3.180.0060.01416.04
7.3.170.0130.00716.27
7.3.160.0060.00916.19
7.3.120.0030.01014.67
7.3.10.0100.00316.08
7.3.00.0030.01016.42
7.2.330.0130.00916.39
7.2.320.0170.00616.34
7.2.310.0160.00916.62
7.2.300.0030.01316.50
7.2.290.0130.00316.19
7.2.130.0090.00616.65
7.2.120.0100.00316.69
7.2.110.0040.00716.83
7.2.100.0060.00316.76
7.2.90.0030.00716.86
7.2.80.0030.00716.88
7.2.70.0000.01416.71
7.2.60.0030.00816.72
7.2.50.0040.01116.82
7.2.40.0040.00816.79
7.2.30.0060.00916.94
7.2.20.0030.01216.80
7.2.10.0040.00716.71
7.2.00.0060.00817.94
7.1.250.0080.00415.49
7.1.200.0080.00815.85
7.1.100.0040.00818.05
7.1.70.0060.00316.97
7.1.60.0070.01819.46
7.1.50.0180.00434.79
7.1.00.0000.08022.40
7.0.200.0000.00816.69
7.0.140.0170.06022.00
7.0.60.0030.04319.90
7.0.50.0030.06317.80
7.0.40.0100.08320.24
7.0.30.0230.06320.04
7.0.20.0270.03320.01
7.0.10.0170.05320.20
7.0.00.0070.08020.00
5.6.210.0030.04320.47
5.6.200.0030.04318.12
5.6.190.0100.08720.45
5.6.180.0430.06720.27
5.6.170.0200.06020.48
5.6.160.0000.07020.51
5.6.150.0070.04018.13
5.6.140.0130.06018.22
5.6.130.0030.07318.21
5.6.120.0130.06321.09
5.6.110.0100.07021.00
5.6.100.0100.08320.98
5.6.90.0030.06021.09
5.6.80.0130.08320.40
5.5.350.0300.07020.34
5.5.340.0130.06017.95
5.5.330.0070.05020.07
5.5.320.0070.05720.50
5.5.310.0230.07020.16
5.5.300.0070.08317.98
5.5.290.0170.07317.98
5.5.280.0070.04320.76
5.5.270.0100.05320.82
5.5.260.0070.08320.75
5.5.250.0030.04020.68
5.5.240.0030.03320.11
5.4.450.3930.04019.26
5.4.440.3430.03719.20
5.4.430.3630.04019.20
5.4.420.0070.04019.40
5.4.410.0030.08319.00
5.4.400.3600.03318.93
5.4.390.2270.04018.88
5.4.380.3230.03018.88
5.4.370.2770.04018.93
5.4.360.1470.04319.09
5.4.350.2300.03319.13
5.4.340.1530.03719.11
5.4.320.3770.04018.82
5.4.310.3600.03718.81
5.4.300.3300.04019.21
5.4.290.3730.04719.24
5.4.280.3630.05719.09
5.4.270.3830.03019.08
5.4.260.4000.03319.13
5.4.250.3530.03019.05
5.4.240.3730.04719.08
5.4.230.3600.03019.05
5.4.220.3830.02318.87
5.4.210.3800.04018.80
5.4.200.3700.03719.08
5.4.190.3500.03019.23
5.4.180.3670.03719.24
5.4.170.4430.03718.80
5.4.160.4070.03719.21
5.4.150.3470.04318.90
5.4.140.3800.03716.44
5.4.130.3500.03716.27
5.4.120.3600.03316.15
5.4.110.3800.03316.21
5.4.100.3930.04316.43
5.4.90.3470.03716.20
5.4.80.3700.03716.47
5.4.70.3430.03716.39
5.4.60.3430.03316.39
5.4.50.3570.03016.38
5.4.40.3930.04316.45
5.4.30.3930.03316.36
5.4.20.3770.02716.30
5.4.10.3770.04016.36
5.4.00.3830.03315.61
5.3.290.3430.04014.52
5.3.280.3500.04014.52
5.3.270.4430.03714.65
5.3.260.3500.03714.58
5.3.250.4330.03314.44
5.3.240.3730.04014.58
5.3.230.3730.04014.50
5.3.220.4070.04014.41
5.3.210.3470.03714.41
5.3.200.3070.03714.55
5.3.190.3700.03714.40
5.3.180.3900.03714.41
5.3.170.3630.04014.41
5.3.160.3970.03714.52
5.3.150.3970.03714.39
5.3.140.3700.03714.60
5.3.130.3270.03014.52
5.3.120.3700.04014.48
5.3.110.3570.03714.59
5.3.100.2370.04013.98
5.3.90.3500.03714.07
5.3.80.4470.03013.87
5.3.70.3770.02713.85
5.3.60.4170.03313.78
5.3.50.3800.03713.79
5.3.40.3830.03713.97
5.3.30.3930.04313.74
5.3.20.4030.03013.73
5.3.10.4670.02313.70
5.3.00.4800.03013.66
5.2.170.3570.03311.80
5.2.160.3170.02311.80
5.2.150.3330.03011.80
5.2.140.3000.03711.80
5.2.130.3170.02311.80
5.2.120.2970.02311.80
5.2.110.2970.02711.80
5.2.100.2730.03711.80
5.2.90.3170.03011.80
5.2.80.2930.02711.80
5.2.70.3130.02711.80
5.2.60.2770.03311.80
5.2.50.3330.03011.80
5.2.40.2830.02011.80
5.2.30.2630.03311.80
5.2.20.2870.03011.80
5.2.10.2770.03011.80
5.2.00.3030.03311.80
5.1.60.2700.02711.80
5.1.50.2970.02311.80
5.1.40.3130.02311.80
5.1.30.3100.03011.80
5.1.20.3100.02311.80
5.1.10.3200.02311.80
5.1.00.3070.02311.80
5.0.50.1730.02011.80
5.0.40.1570.01711.80
5.0.30.1430.02711.80
5.0.20.1530.02311.80
5.0.10.1200.01711.80
5.0.00.1000.03711.80
4.4.90.1600.01011.80
4.4.80.1130.01711.80
4.4.70.1470.01711.80
4.4.60.1730.01711.80
4.4.50.1770.01711.80
4.4.40.1430.02011.80
4.4.30.1400.01311.80
4.4.20.1530.01311.80
4.4.10.1730.01711.80
4.4.00.1770.02011.80
4.3.110.1800.01311.80
4.3.100.1770.01311.80
4.3.90.1430.01311.80
4.3.80.1300.02311.80
4.3.70.1470.02011.80
4.3.60.1330.01311.80
4.3.50.1230.01311.80
4.3.40.1270.02311.80
4.3.30.0600.01011.80
4.3.20.0570.01711.80
4.3.10.0600.01711.80
4.3.00.0600.01711.80

preferences:
39.84 ms | 401 KiB | 5 Q