3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array('word1' => 'siteblabla.com', 'word2' => 'blablaetc.com', 'word3' => 'newsite.com'); var_dump(array_keys($array));

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)
8.3.70.0000.01516.58
8.3.60.0140.00716.50
8.3.50.0170.01121.98
8.3.40.0150.00618.55
8.3.30.0100.00719.01
8.3.20.0110.00720.39
8.3.10.0150.00323.66
8.3.00.0060.00617.25
8.2.180.0090.00618.29
8.2.170.0070.00722.96
8.2.160.0060.00820.38
8.2.150.0150.00424.18
8.2.140.0040.00424.66
8.2.130.0070.01126.16
8.2.120.0120.00622.29
8.2.110.0030.00722.10
8.2.100.0030.00717.90
8.2.90.0080.00019.04
8.2.80.0030.00617.97
8.2.70.0040.00417.38
8.2.60.0000.00717.80
8.2.50.0000.00818.10
8.2.40.0070.00318.03
8.2.30.0040.00417.98
8.2.20.0070.00017.46
8.2.10.0070.00017.49
8.2.00.0090.00017.48
8.1.280.0030.01225.92
8.1.270.0000.00923.59
8.1.260.0160.00326.35
8.1.250.0090.00928.09
8.1.240.0100.00022.52
8.1.230.0060.00617.70
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00316.99
8.1.190.0060.00317.23
8.1.180.0040.00418.10
8.1.170.0000.00818.54
8.1.160.0080.00021.87
8.1.150.0000.00718.55
8.1.140.0030.00517.25
8.1.130.0070.00317.81
8.1.120.0030.00317.38
8.1.110.0030.00617.26
8.1.100.0000.00717.39
8.1.90.0040.00417.40
8.1.80.0000.00717.38
8.1.70.0000.00717.25
8.1.60.0080.00017.33
8.1.50.0030.00617.42
8.1.40.0040.00417.47
8.1.30.0090.00017.41
8.1.20.0040.00417.63
8.1.10.0020.00517.34
8.1.00.0000.00817.38
8.0.300.0000.00819.67
8.0.290.0080.00016.63
8.0.280.0070.00018.33
8.0.270.0070.00017.23
8.0.260.0040.00416.64
8.0.250.0000.00816.77
8.0.240.0050.00216.86
8.0.230.0020.00516.76
8.0.220.0030.00316.88
8.0.210.0070.00016.88
8.0.200.0060.00016.75
8.0.190.0000.00816.84
8.0.180.0000.01116.72
8.0.170.0080.00016.85
8.0.160.0000.00816.78
8.0.150.0000.00816.79
8.0.140.0030.00316.68
8.0.130.0030.00313.30
8.0.120.0030.00316.81
8.0.110.0050.00316.77
8.0.100.0040.00416.79
8.0.90.0030.00316.65
8.0.80.0070.00716.86
8.0.70.0070.00016.64
8.0.60.0020.00516.77
8.0.50.0040.00416.81
8.0.30.0080.01116.96
8.0.20.0120.00917.40
8.0.10.0040.00416.89
8.0.00.0080.01016.83
7.4.330.0000.00515.03
7.4.320.0060.00016.44
7.4.300.0060.00016.46
7.4.290.0070.00016.41
7.4.280.0050.00216.32
7.4.270.0040.00416.53
7.4.260.0070.00016.42
7.4.250.0070.00016.48
7.4.240.0010.00616.42
7.4.230.0030.00316.42
7.4.220.0070.01116.38
7.4.210.0110.00416.47
7.4.200.0000.00716.52
7.4.190.0050.00316.61
7.4.160.0090.00616.52
7.4.150.0120.00617.40
7.4.140.0100.00717.86
7.4.130.0070.00916.32
7.4.120.0070.01216.48
7.4.110.0100.00616.41
7.4.100.0070.01116.51
7.4.90.0120.00816.46
7.4.80.0130.01019.39
7.4.70.0030.01416.37
7.4.60.0080.00816.38
7.4.50.0090.00016.48
7.4.40.0090.00622.77
7.4.30.0100.01316.33
7.4.00.0000.00915.02
7.3.330.0030.00313.11
7.3.320.0000.00713.05
7.3.310.0030.00315.97
7.3.300.0040.00416.03
7.3.290.0090.00916.11
7.3.280.0080.01116.10
7.3.270.0120.00617.40
7.3.260.0070.01016.34
7.3.250.0100.00716.12
7.3.240.0170.00316.16
7.3.230.0110.01116.39
7.3.210.0100.00716.05
7.3.200.0090.01419.39
7.3.190.0100.01316.43
7.3.180.0130.00315.98
7.3.170.0130.00416.27
7.3.160.0110.01316.55
7.3.120.0060.01014.95
7.2.330.0060.01116.18
7.2.320.0100.00716.43
7.2.310.0000.01616.27
7.2.300.0120.00416.23
7.2.290.0060.01016.47
7.2.60.0060.01016.58
7.2.00.0060.00618.87
7.1.200.0120.00315.81
7.1.100.0000.00918.21
7.1.70.0050.00317.10
7.1.60.0130.00919.31
7.1.50.0070.01416.66
7.1.00.0030.07722.51
7.0.200.0070.00416.68
7.0.140.0070.07022.08
7.0.60.0270.07721.76
7.0.50.0030.04017.80
7.0.40.0070.04320.04
7.0.30.0270.03720.18
7.0.20.0330.05720.03
7.0.10.0030.05020.11
7.0.00.0200.07320.18
5.6.280.0030.07021.14
5.6.210.0030.06020.70
5.6.200.0030.08318.12
5.6.190.0030.08720.60
5.6.180.0070.05320.41
5.6.170.0170.04020.41
5.6.160.0100.06020.50
5.6.150.0130.07318.19
5.6.140.0070.07718.11
5.6.130.0100.08018.21
5.6.120.0030.04021.11
5.6.110.0170.07321.13
5.6.100.0030.05321.06
5.6.90.0100.08720.97
5.6.80.0130.07020.40
5.5.350.0200.03720.38
5.5.340.0130.06717.91
5.5.330.0100.03720.21
5.5.320.0300.07720.51
5.5.310.0270.06020.41
5.5.300.0000.05318.01
5.5.290.0000.04318.02
5.5.280.0170.07720.79
5.5.270.0200.06020.87
5.5.260.0170.08020.93
5.5.250.0070.08020.69
5.5.240.0130.07720.06
5.4.450.3800.03719.25
5.4.440.0100.06019.50
5.4.430.1600.05019.45
5.4.420.4430.04319.58
5.4.410.4330.04719.08
5.4.400.3730.04019.05
5.4.390.4100.03019.07
5.4.380.4030.03719.04
5.4.370.4070.04319.13
5.4.360.3730.04019.13
5.4.350.4130.03319.26
5.4.340.4230.03718.92
5.4.320.4670.03718.88
5.4.310.4870.03319.26
5.4.300.3530.03719.04
5.4.290.4070.03718.96
5.4.280.4070.03018.88
5.4.270.0800.04718.88
5.4.260.0100.03019.06
5.4.250.4270.04318.99
5.4.240.3700.04019.25
5.4.230.3930.03318.87
5.4.220.3400.03719.04
5.4.210.2970.03719.04
5.4.200.3030.03019.18
5.4.190.3530.03719.18
5.4.180.2830.03719.03
5.4.170.3430.04018.86
5.4.160.0030.04719.14
5.4.150.0030.03719.17
5.4.140.1830.03016.45
5.4.130.2300.03316.43
5.4.120.2730.02316.28
5.4.110.3970.03716.22
5.4.100.3700.03016.33
5.4.90.3830.03716.25
5.4.80.3870.03016.18
5.4.70.3670.02716.11
5.4.60.4770.03716.20
5.4.50.3930.03316.12
5.4.40.3930.03316.35
5.4.30.3200.03016.51
5.4.20.4330.03316.43
5.4.10.3970.03316.10
5.4.00.4170.03015.78
5.3.290.4370.04314.64
5.3.280.3930.04714.53
5.3.270.2270.03314.57
5.3.260.0000.04014.54
5.3.250.2900.03314.57
5.3.240.3170.04314.52
5.3.230.2670.03714.53
5.3.220.3600.02714.50
5.3.210.3900.04014.54
5.3.200.3930.04314.50
5.3.190.3830.04014.46
5.3.180.3630.04314.48
5.3.170.4930.03714.50
5.3.160.5270.03014.38
5.3.150.4070.03314.48
5.3.140.3900.04314.48
5.3.130.3530.04014.56
5.3.120.4430.03714.50
5.3.110.4530.03314.42
5.3.100.3470.04313.96
5.3.90.4170.03313.97
5.3.80.3430.03714.09
5.3.70.3930.04014.03
5.3.60.4100.03013.82
5.3.50.3800.04013.87
5.3.40.4130.03013.91
5.3.30.3600.03013.84
5.3.20.3930.04313.50
5.3.10.4170.03313.47
5.3.00.4170.03313.60
5.2.170.3470.03311.13
5.2.160.3230.03311.07
5.2.150.3570.02311.07
5.2.140.3470.02711.02
5.2.130.3430.02711.09
5.2.120.3270.03311.09
5.2.110.3230.03010.99
5.2.100.3000.03310.92
5.2.90.3400.02311.04
5.2.80.2930.03011.07
5.2.70.3300.03010.91
5.2.60.3170.02710.93
5.2.50.2670.03010.98
5.2.40.2570.02310.93
5.2.30.2630.02311.05
5.2.20.2670.02710.86
5.2.10.2530.03010.86
5.2.00.2400.03310.70
5.1.60.2800.0239.99
5.1.50.2800.0279.98
5.1.40.2830.0209.96
5.1.30.2500.02710.38
5.1.20.2500.03010.38
5.1.10.2200.02710.04
5.1.00.2600.02310.04
5.0.50.1500.0208.53
5.0.40.1470.0208.24
5.0.30.1200.0308.22
5.0.20.1000.0238.21
5.0.10.1300.0178.30
5.0.00.1400.0338.10
4.4.90.1270.0175.82
4.4.80.1000.0235.79
4.4.70.1370.0175.88
4.4.60.1470.0175.76
4.4.50.1200.0175.90
4.4.40.1270.0235.88
4.4.30.1530.0175.89
4.4.20.1000.0105.88
4.4.10.1230.0175.82
4.4.00.1500.0275.81
4.3.110.1370.0175.70
4.3.100.1300.0135.74
4.3.90.1330.0175.73
4.3.80.1330.0235.73
4.3.70.1400.0135.83
4.3.60.1430.0175.75
4.3.50.1430.0135.73
4.3.40.1200.0275.69
4.3.30.0670.0174.62
4.3.20.0770.0204.62
4.3.10.0430.0234.62
4.3.00.0770.0174.62

preferences:
59.29 ms | 401 KiB | 5 Q