3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array['a'] = 'b'; print_r($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)
8.3.60.0070.00718.31
8.3.50.0150.00521.95
8.3.40.0060.00918.66
8.3.30.0110.00420.13
8.3.20.0030.00618.63
8.3.10.0040.00420.93
8.3.00.0030.00519.79
8.2.180.0090.00916.63
8.2.170.0110.00422.96
8.2.160.0100.01020.43
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0050.00221.02
8.2.110.0040.00419.39
8.2.100.0070.00417.72
8.2.90.0050.00319.26
8.2.80.0030.00617.97
8.2.70.0000.00917.50
8.2.60.0090.00018.04
8.2.50.0040.00418.10
8.2.40.0050.00220.61
8.2.30.0000.00919.42
8.2.20.0050.00317.57
8.2.10.0000.00717.70
8.2.00.0040.00417.67
8.1.280.0090.00625.92
8.1.270.0070.00023.99
8.1.260.0070.01026.35
8.1.250.0040.00428.09
8.1.240.0060.00322.42
8.1.230.0100.00017.76
8.1.220.0030.00617.74
8.1.210.0060.00318.77
8.1.200.0060.00317.35
8.1.190.0060.00317.23
8.1.180.0090.00018.10
8.1.170.0030.00618.53
8.1.160.0040.00422.08
8.1.150.0040.00418.49
8.1.140.0030.00517.17
8.1.130.0030.00317.34
8.1.120.0040.00417.32
8.1.110.0000.00717.21
8.1.100.0070.00017.17
8.1.90.0000.00817.30
8.1.80.0080.00017.36
8.1.70.0070.00017.27
8.1.60.0000.00817.45
8.1.50.0000.00817.24
8.1.40.0040.00417.36
8.1.30.0040.00417.39
8.1.20.0040.00417.34
8.1.10.0000.00717.34
8.1.00.0050.00517.36
8.0.300.0040.00418.77
8.0.290.0000.00916.58
8.0.280.0040.00418.36
8.0.270.0050.00316.72
8.0.260.0000.00616.56
8.0.250.0070.00016.88
8.0.240.0030.00616.76
8.0.230.0040.00416.82
8.0.220.0050.00216.71
8.0.210.0060.00016.78
8.0.200.0070.00016.82
8.0.190.0020.00516.81
8.0.180.0000.00716.71
8.0.170.0030.00316.62
8.0.160.0060.00316.78
8.0.150.0070.00016.71
8.0.140.0080.00016.78
8.0.130.0030.00313.19
8.0.120.0040.00416.63
8.0.110.0000.00716.55
8.0.100.0040.00416.81
8.0.90.0000.00816.61
8.0.80.0120.01216.79
8.0.70.0040.00416.70
8.0.60.0000.00816.64
8.0.50.0000.00716.66
8.0.30.0140.00517.05
8.0.20.0110.00717.40
8.0.10.0000.00816.70
8.0.00.0110.01316.71
7.4.330.0020.00214.86
7.4.320.0030.00316.54
7.4.300.0030.00316.47
7.4.290.0030.00316.43
7.4.280.0070.00016.51
7.4.270.0070.00016.54
7.4.260.0030.00313.21
7.4.250.0040.00416.54
7.4.240.0040.00416.46
7.4.230.0030.00316.52
7.4.220.0120.01216.38
7.4.210.0050.01116.51
7.4.200.0000.00716.42
7.4.190.0000.00716.24
7.4.160.0100.00716.38
7.4.150.0140.00917.40
7.4.140.0070.01317.86
7.4.130.0120.00816.44
7.4.120.0080.00916.45
7.4.110.0160.00316.39
7.4.100.0030.01316.29
7.4.90.0090.00916.52
7.4.80.0100.00719.39
7.4.70.0030.01416.49
7.4.60.0000.01616.40
7.4.50.0040.00416.07
7.4.40.0100.00622.77
7.4.30.0000.01616.51
7.4.00.0110.00314.82
7.3.330.0000.00513.03
7.3.320.0000.00512.93
7.3.310.0040.00416.19
7.3.300.0070.00016.18
7.3.290.0100.01016.14
7.3.280.0060.01016.18
7.3.270.0140.00317.40
7.3.260.0130.00818.24
7.3.250.0130.00616.32
7.3.240.0040.01316.19
7.3.230.0110.00716.39
7.3.210.0060.01016.45
7.3.200.0100.01219.39
7.3.190.0000.01716.39
7.3.180.0090.00916.23
7.3.170.0060.00916.27
7.3.160.0070.01116.18
7.3.120.0040.01214.55
7.3.10.0090.00616.54
7.3.00.0040.00816.55
7.2.330.0090.00916.62
7.2.320.0150.00816.37
7.2.310.0220.02416.59
7.2.300.0120.00616.59
7.2.290.0090.00916.42
7.2.130.0080.00616.49
7.2.120.0120.00316.57
7.2.110.0060.00616.54
7.2.100.0000.01116.75
7.2.90.0070.01116.49
7.2.80.0060.00616.68
7.2.70.0070.00716.61
7.2.60.0030.01416.61
7.2.50.0040.01116.54
7.2.40.0110.00316.68
7.2.30.0070.01016.60
7.2.20.0030.01016.72
7.2.10.0000.01316.78
7.2.00.0030.00817.97
7.1.250.0030.00615.50
7.1.100.0040.01117.77
7.1.70.0070.01016.85
7.1.60.0040.01919.24
7.1.50.0070.01016.57
7.1.00.0000.05322.32
7.0.200.0090.00016.55
7.0.140.0070.07022.16
7.0.100.0300.07020.16
7.0.90.0270.06319.92
7.0.80.0130.06019.92
7.0.70.0130.06719.91
7.0.60.0070.08320.07
7.0.50.0100.06720.29
7.0.40.0070.07720.07
7.0.30.0170.05720.08
7.0.20.0130.07320.05
7.0.10.0100.07320.13
7.0.00.0000.04720.13
5.6.280.0100.06721.13
5.6.250.0100.08320.56
5.6.240.0070.08320.63
5.6.230.0070.06020.66
5.6.220.0170.07320.64
5.6.210.0000.08320.60
5.6.200.0170.07320.95
5.6.190.0000.08320.95
5.6.180.0100.08721.00
5.6.170.0100.04320.93
5.6.160.0100.08321.01
5.6.150.0200.07321.05
5.6.140.0030.08721.03
5.6.130.0070.07720.92
5.6.120.0070.05321.16
5.6.110.0030.04321.09
5.6.100.0030.06321.02
5.6.90.0070.04321.02
5.6.80.0070.07720.48
5.6.70.0130.08020.32
5.6.60.0100.07020.38
5.6.50.0170.07020.29
5.6.40.0170.06720.52
5.6.30.0030.04020.31
5.6.20.0130.09720.30
5.6.10.0070.05320.35
5.6.00.0030.08320.50
5.5.380.0170.07320.39
5.5.370.0100.05720.36
5.5.360.0000.04720.40
5.5.350.0030.08720.46
5.5.340.0130.07720.73
5.5.330.0200.07320.87
5.5.320.0130.07720.72
5.5.310.0030.08320.76
5.5.300.0000.08020.85
5.5.290.0170.07020.79
5.5.280.0070.05020.88
5.5.270.0070.04720.81
5.5.260.0130.07020.71
5.5.250.0130.07020.64
5.5.240.0170.06720.30
5.5.230.0070.04020.01
5.5.220.0100.07320.15
5.5.210.0070.04320.15
5.5.200.0030.09020.22
5.5.190.0130.06720.25
5.5.180.0070.07720.25
5.5.160.0100.08020.25
5.5.150.0130.05020.26
5.5.140.0030.07320.25
5.5.130.0070.05320.24
5.5.120.0100.07320.21
5.5.110.0000.09020.21
5.5.100.0130.06020.07
5.5.90.0170.07319.96
5.5.80.0030.08320.02
5.5.70.0070.07320.14
5.5.60.0100.07320.11
5.5.50.0070.05320.07
5.5.40.0100.07019.95
5.5.30.0100.04720.04
5.5.20.0030.05020.08
5.5.10.0070.06320.13
5.5.00.0100.07720.00
5.4.450.0170.02719.38
5.4.440.0030.07019.40
5.4.430.0170.05319.35
5.4.420.0130.07719.46
5.4.410.0000.08319.24
5.4.400.0130.03019.03
5.4.390.0100.07018.93
5.4.380.0100.07018.94
5.4.370.0070.07719.13
5.4.360.0130.03718.98
5.4.350.0100.06318.79
5.4.340.0100.07718.76
5.4.320.0030.07319.05
5.4.310.0070.04018.96
5.4.300.0030.05718.94
5.4.290.0100.07019.05
5.4.280.0130.06719.12
5.4.270.0030.07319.03
5.4.260.0130.05019.02
5.4.250.0100.06319.12
5.4.240.0100.07018.88
5.4.230.0070.05019.09
5.4.220.0130.06719.05
5.4.210.0030.07019.02
5.4.200.0070.07718.80
5.4.190.0070.06019.06
5.4.180.0100.03319.13
5.4.170.0000.05018.80
5.4.160.0000.08018.97
5.4.150.0070.08019.07
5.4.140.0130.06016.26
5.4.130.0100.06716.30
5.4.120.0030.06716.28
5.4.110.0070.04316.44
5.4.100.0070.06716.25
5.4.90.0070.03716.40
5.4.80.0070.06316.38
5.4.70.0170.04016.19
5.4.60.0170.03016.42
5.4.50.0030.06716.33
5.4.40.0030.05016.33
5.4.30.0000.06016.29
5.4.20.0030.05716.23
5.4.10.0130.05016.34
5.4.00.0070.06015.68
5.3.290.0030.04014.65
5.3.280.0030.04714.58
5.3.270.0100.05314.46
5.3.260.0100.04314.43
5.3.250.0130.07314.59
5.3.240.0030.04714.61
5.3.230.0070.05314.41
5.3.220.0100.06014.47
5.3.210.0130.03014.55
5.3.200.0070.07314.58
5.3.190.0070.08714.51
5.3.180.0170.05314.54
5.3.170.0030.08714.46
5.3.160.0170.07714.41
5.3.150.0070.06314.50
5.3.140.0030.04314.53
5.3.130.0070.07314.52
5.3.120.0000.05314.50
5.3.110.0000.08014.48
5.3.100.0130.07314.02
5.3.90.0100.07013.96
5.3.80.0070.07014.01
5.3.70.0130.06713.96
5.3.60.0070.07013.95
5.3.50.0030.07013.87
5.3.40.0100.07013.80
5.3.30.0030.07713.66
5.3.20.0100.06713.62
5.3.10.0030.07313.64
5.3.00.0200.05713.49
5.2.170.0000.07011.67
5.2.160.0030.06711.67
5.2.150.0000.07011.67
5.2.140.0200.04711.67
5.2.130.0070.04711.67
5.2.120.0070.05311.67
5.2.110.0030.05311.67
5.2.100.0100.04011.67
5.2.90.0030.06711.67
5.2.80.0130.05711.67
5.2.70.0100.06311.67
5.2.60.0070.06011.67
5.2.50.0000.07311.67
5.2.40.0000.05311.67
5.2.30.0070.05311.67
5.2.20.0030.04311.67
5.2.10.0030.05711.67
5.2.00.0030.06311.67
5.1.60.0030.05311.67
5.1.50.0070.04011.67
5.1.40.0030.05711.67
5.1.30.0100.04311.67
5.1.20.0070.05311.67
5.1.10.0070.05011.67
5.1.00.0000.06011.67
5.0.50.0000.05011.67
5.0.40.0030.04311.67
5.0.30.0070.06011.67
5.0.20.0000.02311.67
5.0.10.0000.04711.67
5.0.00.0000.06711.67
4.4.90.0030.03711.67
4.4.80.0000.03711.67
4.4.70.0000.03011.67
4.4.60.0030.03311.67
4.4.50.0070.02711.67
4.4.40.0070.05011.67
4.4.30.0070.03011.67
4.4.20.0070.02711.67
4.4.10.0070.03011.67
4.4.00.0000.06011.67
4.3.110.0000.03711.67
4.3.100.0030.01711.67
4.3.90.0030.02711.67
4.3.80.0070.05311.67
4.3.70.0070.02311.67
4.3.60.0030.03311.67
4.3.50.0000.03711.67
4.3.40.0000.04311.67
4.3.30.0030.03311.67
4.3.20.0000.03311.67
4.3.10.0030.03311.67
4.3.00.0030.01711.67

preferences:
35.05 ms | 401 KiB | 5 Q