3v4l.org

run code in 300+ PHP versions simultaneously
<?php $petsounds{"cat"} = "meow"; $petsounds{"dog"} = "woof"; $petsounds{"snake"} = "hiss"; $petsounds{'mouse'} = "squeak"; print_r($petsounds);

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)
8.3.60.0090.00618.05
8.3.50.0230.01121.01
8.3.40.0090.00618.68
8.3.30.0100.00718.85
8.3.20.0070.00020.25
8.3.10.0040.00423.48
8.3.00.0030.00519.13
8.2.180.0110.00616.38
8.2.170.0040.01122.96
8.2.160.0030.01020.39
8.2.150.0080.00324.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0030.00622.23
8.2.110.0040.00422.26
8.2.100.0080.00417.66
8.2.90.0080.00018.09
8.2.80.0000.00817.97
8.2.70.0080.00017.91
8.2.60.0080.00018.09
8.2.50.0030.00518.10
8.2.40.0040.00419.82
8.2.30.0050.00318.03
8.2.20.0000.00717.55
8.2.10.0000.00717.83
8.2.00.0040.00417.59
8.1.280.0100.00725.92
8.1.270.0030.00622.19
8.1.260.0080.00326.35
8.1.250.0070.00028.09
8.1.240.0090.00022.14
8.1.230.0030.00719.14
8.1.220.0050.00317.74
8.1.210.0000.00918.77
8.1.200.0060.00317.23
8.1.190.0000.00817.23
8.1.180.0030.00718.10
8.1.170.0040.00418.49
8.1.160.0040.00421.81
8.1.150.0030.00318.62
8.1.140.0040.00417.31
8.1.130.0030.00317.75
8.1.120.0040.00417.34
8.1.110.0000.00817.33
8.1.100.0000.00717.34
8.1.90.0040.00417.39
8.1.80.0000.00817.21
8.1.70.0000.00717.31
8.1.60.0030.00517.47
8.1.50.0070.00017.37
8.1.40.0000.00917.32
8.1.30.0030.00517.56
8.1.20.0000.00717.54
8.1.10.0000.00717.27
8.1.00.0040.00417.29
8.0.300.0000.00719.71
8.0.290.0000.00716.59
8.0.280.0040.00418.18
8.0.270.0050.00316.99
8.0.260.0000.00617.03
8.0.250.0060.00016.89
8.0.240.0040.00416.86
8.0.230.0000.00716.79
8.0.220.0040.00416.80
8.0.210.0000.00616.72
8.0.200.0040.00416.74
8.0.190.0000.00716.80
8.0.180.0070.00016.82
8.0.170.0040.00416.81
8.0.160.0040.00416.87
8.0.150.0040.00716.77
8.0.140.0040.00416.76
8.0.130.0050.00013.20
8.0.120.0000.00816.77
8.0.110.0040.00416.72
8.0.100.0040.00416.73
8.0.90.0030.00516.61
8.0.80.0120.00916.77
8.0.70.0020.00516.72
8.0.60.0000.00716.64
8.0.50.0070.00016.79
8.0.30.0100.00916.93
8.0.20.0120.00717.40
8.0.10.0060.00317.05
8.0.00.0120.00816.68
7.4.330.0000.00515.00
7.4.320.0060.00016.42
7.4.300.0030.00316.35
7.4.290.0000.00716.38
7.4.280.0080.00016.34
7.4.270.0030.00316.51
7.4.260.0060.00316.53
7.4.250.0040.00416.39
7.4.240.0060.00116.36
7.4.230.0030.00316.32
7.4.220.0140.00316.50
7.4.210.0060.00816.47
7.4.200.0000.00716.42
7.4.160.0090.01216.32
7.4.150.0090.00917.40
7.4.140.0140.00717.86
7.4.130.0090.00816.43
7.4.120.0110.00816.47
7.4.110.0060.01116.50
7.4.100.0040.01316.62
7.4.90.0120.00916.41
7.4.80.0230.00019.39
7.4.70.0070.01116.36
7.4.60.0100.00616.50
7.4.50.0080.00016.52
7.4.40.0070.01016.46
7.4.30.0100.00616.42
7.4.00.0030.01514.93
7.3.330.0020.00213.04
7.3.320.0040.00413.09
7.3.310.0060.00316.04
7.3.300.0030.00316.21
7.3.290.0090.00716.23
7.3.280.0040.01116.21
7.3.270.0140.00317.40
7.3.260.0090.00916.19
7.3.250.0110.00516.31
7.3.240.0130.00616.30
7.3.230.0040.01316.39
7.3.210.0060.01816.34
7.3.200.0110.00819.39
7.3.190.0120.00816.44
7.3.180.0080.00816.50
7.3.170.0110.00616.38
7.3.160.0080.00816.14
7.3.120.0030.01614.64
7.3.110.0070.01114.68
7.3.100.0040.01114.76
7.3.90.0070.00714.63
7.3.80.0030.01314.95
7.3.70.0050.00514.82
7.3.60.0040.00414.89
7.3.50.0090.00614.70
7.3.40.0060.00914.69
7.3.30.0030.00614.63
7.3.20.0070.00416.65
7.3.10.0080.00416.21
7.3.00.0100.00316.34
7.2.330.0030.01416.57
7.2.320.0130.00416.61
7.2.310.0100.00716.64
7.2.300.0060.01216.54
7.2.290.0060.01216.52
7.2.250.0000.01214.71
7.2.240.0090.00914.77
7.2.230.0070.00714.62
7.2.220.0030.01514.77
7.2.210.0090.00614.87
7.2.200.0030.01014.57
7.2.190.0000.01514.90
7.2.180.0130.00315.03
7.2.170.0100.00614.78
7.2.00.0030.01019.37
7.1.330.0110.00316.05
7.1.320.0060.00315.42
7.1.310.0040.01115.70
7.1.300.0090.00315.79
7.1.290.0060.01015.73
7.1.280.0110.00315.68
7.1.270.0030.01015.84
7.1.260.0030.01015.89
7.1.100.0060.00918.23
7.1.70.0030.00717.09
7.1.60.0070.01419.32
7.1.50.0040.01916.86
7.1.00.0100.07022.36
7.0.200.0030.00616.66
7.0.140.0000.07722.09
7.0.60.0130.03319.83
7.0.50.0070.07317.84
7.0.40.0070.09320.30
7.0.30.0270.07720.19
7.0.20.0170.06320.16
7.0.10.0200.07320.09
7.0.00.0100.08020.30
5.6.280.0030.07320.89
5.6.210.0130.06720.66
5.6.200.0070.08718.23
5.6.190.0130.07720.33
5.6.180.0270.04720.73
5.6.170.0300.07020.52
5.6.160.0100.08320.50
5.6.150.0030.04318.18
5.6.140.0070.08018.09
5.6.130.0130.07718.14
5.6.120.0000.08721.11
5.6.110.0130.07020.96
5.6.100.0070.07721.11
5.6.90.0070.08321.12
5.6.80.0030.04720.46
5.5.350.0200.03720.46
5.5.340.0130.04017.93
5.5.330.0030.04020.07
5.5.320.0300.04020.32
5.5.310.0370.07020.29
5.5.300.0030.06717.98
5.5.290.0100.04717.92
5.5.280.0070.06320.88
5.5.270.0130.08020.75
5.5.260.0030.07720.94
5.5.250.0030.08320.58
5.5.240.0170.06720.25
5.4.450.3000.04019.21
5.4.440.3030.04019.48
5.4.430.3100.03319.21
5.4.420.3470.04319.55
5.4.410.3600.03319.30
5.4.400.3330.03718.95
5.4.390.3370.04018.81
5.4.380.3330.03719.10
5.4.370.3970.03719.13
5.4.360.3570.04019.06
5.4.350.4070.03319.13
5.4.340.3270.03319.05
5.4.320.3400.03718.93
5.4.310.2900.03718.78
5.4.300.3170.03719.23
5.4.290.4170.03019.05
5.4.280.3670.03718.93
5.4.270.3400.03718.91
5.4.260.2970.04019.09
5.4.250.3500.04019.12
5.4.240.3300.04319.15
5.4.230.3530.04318.77
5.4.220.3130.03718.90
5.4.210.2870.04019.27
5.4.200.3230.03719.12
5.4.190.3230.03019.09
5.4.180.3100.03719.06
5.4.170.3070.03718.93
5.4.160.3130.03319.14
5.4.150.3400.04019.13
5.4.140.3100.03316.26
5.4.130.3270.03316.30
5.4.120.3070.04016.44
5.4.110.3430.03316.29
5.4.100.3230.04016.07
5.4.90.3430.03316.33
5.4.80.3500.03316.40
5.4.70.3200.02716.37
5.4.60.3170.03016.44
5.4.50.3330.03316.36
5.4.40.3230.03316.39
5.4.30.3130.03316.18
5.4.20.3400.04316.38
5.4.10.3430.03016.15
5.4.00.3070.03315.79
5.3.290.3430.03314.60
5.3.280.3270.03714.54
5.3.270.3230.03714.50
5.3.260.3030.03714.54
5.3.250.3300.03714.44
5.3.240.3270.03714.46
5.3.230.3100.03314.43
5.3.220.3000.04014.42
5.3.210.3300.04014.42
5.3.200.2770.04014.43
5.3.190.3170.03314.66
5.3.180.3070.04014.39
5.3.170.3300.04014.50
5.3.160.3070.03714.41
5.3.150.3230.04014.41
5.3.140.3500.03714.41
5.3.130.3470.03314.59
5.3.120.3630.03314.59
5.3.110.3030.03714.53
5.3.100.3430.04714.13
5.3.90.3600.04014.11
5.3.80.3930.03714.07
5.3.70.3370.03713.84
5.3.60.3570.04013.80
5.3.50.3900.04313.96
5.3.40.4030.03313.99
5.3.30.3830.04013.86
5.3.20.3670.03713.74
5.3.10.3070.03313.61
5.3.00.3030.03313.43
5.2.170.2830.03711.09
5.2.160.2800.03310.98
5.2.150.2830.03010.98
5.2.140.2830.03011.15
5.2.130.3030.02710.94
5.2.120.2970.02711.15
5.2.110.2870.02311.14
5.2.100.2770.03310.95
5.2.90.2970.02711.15
5.2.80.2900.02710.95
5.2.70.2800.03710.95
5.2.60.2670.03010.99
5.2.50.2830.02711.06
5.2.40.2370.02310.88
5.2.30.2200.03311.04
5.2.20.2130.03010.80
5.2.10.2270.03310.80
5.2.00.2330.03010.80
5.1.60.1900.02710.80
5.1.50.2130.02310.80
5.1.40.2270.02310.80
5.1.30.2370.02310.80
5.1.20.2300.02710.80
5.1.10.2200.02710.80
5.1.00.2100.02710.80
5.0.50.1070.02310.80
5.0.40.1200.02310.80
5.0.30.1270.04010.80
5.0.20.1400.02310.80
5.0.10.1230.02010.80
5.0.00.1470.03010.80
4.4.90.1270.01710.80
4.4.80.1130.01310.80
4.4.70.0800.01710.80
4.4.60.1100.01310.80
4.4.50.1030.01710.80
4.4.40.1000.02710.80
4.4.30.1170.02010.80
4.4.20.1070.01310.80
4.4.10.1070.01010.80
4.4.00.1070.02310.80
4.3.110.1030.01710.80
4.3.100.1170.02010.80
4.3.90.1070.01710.80
4.3.80.1070.02310.80
4.3.70.1030.01710.80
4.3.60.1030.01310.80
4.3.50.1000.01710.80
4.3.40.1070.02010.80
4.3.30.0700.02010.80
4.3.20.0600.02310.80
4.3.10.0530.01710.80
4.3.00.0470.01710.80

preferences:
38.69 ms | 401 KiB | 5 Q