3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = array(); $x[]=1; echo $x; echo '\n'; echo $x[0]; ?>

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)
8.3.40.0140.00018.96
8.3.30.0100.00319.06
8.3.20.0040.00420.38
8.3.10.0040.00422.09
8.3.00.0030.00522.52
8.2.170.0160.00322.96
8.2.160.0090.00620.96
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00619.36
8.2.110.0060.00322.20
8.2.100.0000.01117.97
8.2.90.0080.00019.17
8.2.80.0080.00018.04
8.2.70.0090.00317.63
8.2.60.0000.00818.04
8.2.50.0030.00618.07
8.2.40.0040.00418.28
8.2.30.0030.00518.02
8.2.20.0030.00517.60
8.2.10.0000.00717.69
8.2.00.0030.00517.75
8.1.270.0040.00423.96
8.1.260.0090.00026.35
8.1.250.0060.00328.09
8.1.240.0090.00023.80
8.1.230.0080.00319.11
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0060.00317.25
8.1.190.0000.00817.53
8.1.180.0030.00518.10
8.1.170.0030.00618.53
8.1.160.0040.00421.95
8.1.150.0000.00718.58
8.1.140.0030.00517.39
8.1.130.0030.00317.73
8.1.120.0050.00317.29
8.1.110.0000.00817.43
8.1.100.0040.00417.34
8.1.90.0050.00217.39
8.1.80.0040.00417.41
8.1.70.0070.00017.38
8.1.60.0040.00417.49
8.1.50.0030.00617.43
8.1.40.0000.00717.48
8.1.30.0080.00017.59
8.1.20.0000.00817.63
8.1.10.0040.00417.54
8.1.00.0050.00317.47
8.0.300.0030.00318.77
8.0.290.0080.00017.18
8.0.280.0000.00718.46
8.0.270.0040.00417.22
8.0.260.0030.00316.80
8.0.250.0030.00316.96
8.0.240.0080.00017.01
8.0.230.0030.00316.99
8.0.220.0030.00316.88
8.0.210.0050.00316.92
8.0.200.0000.00616.92
8.0.190.0030.00616.84
8.0.180.0050.00216.91
8.0.170.0030.00616.93
8.0.160.0000.00716.96
8.0.150.0000.00816.85
8.0.140.0070.00016.86
8.0.130.0030.00313.38
8.0.120.0050.00316.91
8.0.110.0040.00416.94
8.0.100.0000.00816.92
8.0.90.0000.00716.74
8.0.80.0130.00316.83
8.0.70.0070.00016.71
8.0.60.0050.00316.76
8.0.50.0000.00816.79
8.0.30.0130.01017.04
8.0.20.0100.00917.40
8.0.10.0050.00316.90
8.0.00.0090.01216.72
7.4.330.0050.00015.01
7.4.320.0040.00416.37
7.4.300.0000.00616.29
7.4.290.0000.00716.37
7.4.280.0000.00716.45
7.4.270.0070.00316.55
7.4.260.0070.00316.32
7.4.250.0000.00716.43
7.4.240.0020.00516.53
7.4.230.0070.00016.19
7.4.220.0030.01316.52
7.4.210.0110.00616.50
7.4.200.0030.00316.64
7.4.190.0000.00716.39
7.4.160.0030.01316.38
7.4.150.0100.00717.40
7.4.140.0110.00917.86
7.4.130.0150.00416.56
7.4.120.0070.00916.55
7.4.110.0090.00916.50
7.4.100.0120.00916.46
7.4.90.0070.01016.48
7.4.80.0180.00619.39
7.4.70.0090.01416.44
7.4.60.0090.00716.38
7.4.50.0030.00616.45
7.4.40.0000.01422.77
7.4.30.0030.01316.40
7.4.10.0060.00914.85
7.4.00.0060.01114.88
7.3.330.0030.00313.30
7.3.320.0030.00313.29
7.3.310.0000.00716.30
7.3.300.0060.00016.38
7.3.290.0090.00916.32
7.3.280.0110.00516.27
7.3.270.0090.00817.40
7.3.260.0080.01116.36
7.3.250.0090.01116.48
7.3.240.0110.00616.34
7.3.230.0070.01016.39
7.3.210.0090.00916.44
7.3.200.0030.01419.39
7.3.190.0120.00616.41
7.3.180.0120.00416.54
7.3.170.0080.01216.36
7.3.160.0150.00316.59
7.3.130.0090.00614.83
7.3.120.0080.00714.85
7.3.110.0040.01515.05
7.3.100.0100.00715.02
7.3.90.0040.00814.89
7.3.80.0060.01214.98
7.3.70.0100.00315.02
7.3.60.0000.01714.72
7.3.50.0050.00914.78
7.3.40.0060.00615.05
7.3.30.0070.00714.82
7.3.20.0030.01416.72
7.3.10.0090.00816.67
7.3.00.0030.00616.72
7.2.330.0110.00616.45
7.2.320.0070.01016.33
7.2.310.0090.00916.71
7.2.300.0040.01316.63
7.2.290.0130.00316.50
7.2.260.0060.01215.17
7.2.250.0130.00615.03
7.2.240.0070.00714.88
7.2.230.0100.01014.74
7.2.220.0030.01714.73
7.2.210.0070.01114.94
7.2.200.0110.00814.86
7.2.190.0000.01514.91
7.2.180.0090.00614.86
7.2.170.0060.00914.95
7.2.160.0060.00614.96
7.2.150.0120.00316.78
7.2.140.0060.00916.90
7.2.130.0060.00617.01
7.2.120.0070.01016.80
7.2.110.0070.00716.73
7.2.100.0030.00816.81
7.2.90.0070.00716.89
7.2.80.0070.00716.80
7.2.70.0100.00316.89
7.2.60.0100.00716.61
7.2.50.0030.00716.66
7.2.40.0070.00417.03
7.2.30.0030.01616.87
7.2.20.0070.00717.07
7.2.10.0070.00717.11
7.2.00.0020.01218.07
7.1.330.0000.01215.75
7.1.320.0030.01415.50
7.1.310.0120.00015.68
7.1.300.0060.00915.54
7.1.290.0070.00715.69
7.1.280.0110.00415.86
7.1.270.0050.00515.42
7.1.260.0060.00315.65
7.1.250.0040.01115.70
7.1.240.0110.00315.48
7.1.230.0080.00415.63
7.1.220.0000.00915.48
7.1.210.0060.00315.66
7.1.200.0030.01015.50
7.1.190.0040.00815.67
7.1.180.0030.00615.69
7.1.170.0080.00415.70
7.1.160.0040.00815.67
7.1.150.0040.00915.71
7.1.140.0070.00415.47
7.1.130.0090.00615.72
7.1.120.0040.01115.42
7.1.110.0110.00415.93
7.1.100.0070.00516.76
7.1.90.0110.00415.77
7.1.80.0030.01015.73
7.1.70.0020.00916.33
7.1.60.0130.00617.79
7.1.50.0050.01416.38
7.1.40.0060.00615.67
7.1.30.0000.01015.50
7.1.20.0030.00615.88
7.1.10.0040.00815.82
7.1.00.0040.04319.05
7.0.330.0030.00915.45
7.0.320.0060.00315.39
7.0.310.0030.01315.46
7.0.300.0060.00615.52
7.0.290.0090.00615.67
7.0.280.0060.00615.52
7.0.270.0090.00315.48
7.0.260.0100.00315.64
7.0.250.0070.00715.35
7.0.240.0120.00315.61
7.0.230.0030.00715.41
7.0.220.0030.00915.61
7.0.210.0090.00415.38
7.0.200.0080.00715.94
7.0.190.0060.00915.55
7.0.180.0030.00615.55
7.0.170.0030.01015.45
7.0.160.0100.00315.39
7.0.150.0030.01315.24
7.0.140.0050.03818.79
7.0.130.0000.01815.37
7.0.120.0040.01415.61
7.0.110.0060.00615.46
7.0.100.0030.00915.33
7.0.90.0090.00015.37
7.0.80.0180.02317.60
7.0.70.0230.02217.54
7.0.60.0250.02617.60
7.0.50.0100.02717.85
7.0.40.0040.02616.84
7.0.30.0120.01916.69
7.0.20.0090.04216.80
7.0.10.0050.03016.84
7.0.00.0120.04016.88
5.6.400.0030.01014.32
5.6.390.0060.00914.51
5.6.380.0110.00414.70
5.6.370.0120.00314.04
5.6.360.0120.00314.43
5.6.350.0090.00914.51
5.6.340.0040.01414.43
5.6.330.0030.01314.58
5.6.320.0070.00714.30
5.6.310.0030.00614.43
5.6.300.0030.00614.45
5.6.290.0070.00714.24
5.6.280.0050.04117.62
5.6.270.0000.01414.56
5.6.260.0040.00714.52
5.6.250.0070.00714.31
5.6.240.0050.00314.43
5.6.230.0050.02417.52
5.6.220.0040.02617.59
5.6.210.0070.02117.46
5.6.200.0020.03017.73
5.6.190.0020.02817.79
5.6.180.0020.02817.59
5.6.170.0060.02317.66
5.6.160.0090.03217.68
5.6.150.0070.02717.57
5.6.140.0110.04217.61
5.6.130.0080.04517.60
5.6.120.0080.04217.78
5.6.110.0020.04317.67
5.6.100.0050.03217.82
5.6.90.0080.04517.68
5.6.80.0050.03117.36
5.6.70.0020.04517.40
5.6.60.0090.03217.29
5.6.50.0050.03317.47
5.6.40.0090.04517.25
5.6.30.0080.04017.16
5.6.20.0080.02817.40
5.6.10.0070.02017.19
5.6.00.0020.04417.37
5.5.380.0000.00814.39
5.5.370.0080.02017.30
5.5.360.0070.02217.41
5.5.350.0070.02117.32
5.5.340.0030.03517.74
5.5.330.0060.02317.63
5.5.320.0070.02217.37
5.5.310.0080.04017.59
5.5.300.0070.02417.68
5.5.290.0070.03517.61
5.5.280.0100.04317.51
5.5.270.0050.04717.51
5.5.260.0050.04917.42
5.5.250.0080.04117.46
5.5.240.0050.03417.24
5.5.230.0050.04017.30
5.5.220.0120.03817.25
5.5.210.0110.03617.17
5.5.200.0080.03817.14
5.5.190.0100.04316.98
5.5.180.0120.04317.14
5.5.170.0090.00914.23
5.5.160.0070.03517.17
5.5.150.0110.03517.12
5.5.140.0040.04517.24
5.5.130.0090.04017.28
5.5.120.0050.04617.13
5.5.110.0100.04217.10
5.5.100.0030.02517.20
5.5.90.0070.04217.26
5.5.80.0030.03517.03
5.5.70.0030.03017.14
5.5.60.0050.02917.07
5.5.50.0060.03017.08
5.5.40.0030.03417.08
5.5.30.0130.03217.05
5.5.20.0120.03617.09
5.5.10.0090.02517.24
5.5.00.0110.03317.15
5.4.450.0050.04516.14
5.4.440.0050.04816.21
5.4.430.0090.02216.13
5.4.420.0050.04016.24
5.4.410.0090.03316.08
5.4.400.0100.03216.08
5.4.390.0030.04616.07
5.4.380.0100.02516.20
5.4.370.0050.03616.09
5.4.360.0080.04016.13
5.4.350.0030.03916.09
5.4.340.0060.03716.09
5.4.330.0100.00313.15
5.4.320.0050.02616.14
5.4.310.0110.03716.10
5.4.300.0030.03316.14
5.4.290.0080.03816.14
5.4.280.0020.03015.98
5.4.270.0030.04316.16
5.4.260.0050.02516.06
5.4.250.0020.03716.09
5.4.240.0050.02316.09
5.4.230.0100.03516.10
5.4.220.0070.04016.05
5.4.210.0050.04316.02
5.4.200.0100.03616.19
5.4.190.0110.03916.12
5.4.180.0070.04115.98
5.4.170.0030.04216.12
5.4.160.0110.03716.05
5.4.150.0090.03516.02
5.4.140.0080.02514.70
5.4.130.0060.03714.76
5.4.120.0020.04614.71
5.4.110.0070.03614.68
5.4.100.0060.01914.69
5.4.90.0000.02414.69
5.4.80.0070.04014.72
5.4.70.0080.03714.68
5.4.60.0050.02514.69
5.4.50.0090.03114.79
5.4.40.0050.04214.80
5.4.30.0090.03814.77
5.4.20.0030.03914.67
5.4.10.0070.03714.73
5.4.00.0050.02314.43
5.3.290.0040.02713.90
5.3.280.0050.04013.80
5.3.270.0020.02613.86
5.3.260.0050.04413.86
5.3.250.0060.02813.88
5.3.240.0080.01913.87
5.3.230.0110.03313.88
5.3.220.0080.03513.79
5.3.210.0070.02513.86
5.3.200.0050.02713.79
5.3.190.0060.03613.84
5.3.180.0030.02913.85
5.3.170.0020.04213.84
5.3.160.0050.02713.83
5.3.150.0020.02713.85
5.3.140.0080.03313.85
5.3.130.0090.03813.78
5.3.120.0100.03713.78
5.3.110.0140.02813.84
5.3.100.0050.02113.60
5.3.90.0080.03013.57
5.3.80.0100.03613.51
5.3.70.0060.03913.51
5.3.60.0020.04513.57
5.3.50.0040.02813.54
5.3.40.0120.02213.48
5.3.30.0050.03813.50
5.3.20.0040.02713.40
5.3.10.0100.03213.33
5.3.00.0070.03813.39
5.2.170.0030.07011.98
5.2.160.0000.05311.98
5.2.150.0070.05011.98
5.2.140.0000.04311.98
5.2.130.0070.05711.98
5.2.120.0100.05711.98
5.2.110.0100.06011.98
5.2.100.0070.05311.98
5.2.90.0030.04711.98
5.2.80.0030.04311.98
5.2.70.0130.03711.98
5.2.60.0130.05711.98
5.2.50.0000.07011.98
5.2.40.0070.04011.98
5.2.30.0070.06311.98
5.2.20.0030.06311.98
5.2.10.0100.05311.98
5.2.00.0000.04011.98
5.1.60.0030.04711.98
5.1.50.0030.05311.98
5.1.40.0100.05011.98
5.1.30.0000.06711.98
5.1.20.0070.02711.98
5.1.10.0070.05311.98
5.1.00.0100.04011.98
5.0.50.0000.05011.98
5.0.40.0000.04311.98
5.0.30.0070.05011.98
5.0.20.0030.03311.98
5.0.10.0000.04011.98
5.0.00.0000.04311.98
4.4.90.0030.03311.98
4.4.80.0030.02711.98
4.4.70.0100.02711.98
4.4.60.0000.03011.98
4.4.50.0070.03311.98
4.4.40.0070.05011.98
4.4.30.0030.01711.98
4.4.20.0070.02711.98
4.4.10.0000.03711.98
4.4.00.0070.03311.98
4.3.110.0000.03711.98
4.3.100.0000.03711.98
4.3.90.0000.03711.98
4.3.80.0030.04011.98
4.3.70.0000.02711.98
4.3.60.0100.01311.98
4.3.50.0030.01711.98
4.3.40.0000.03011.98
4.3.30.0070.03011.98
4.3.20.0000.03011.98
4.3.10.0000.01711.98
4.3.00.0000.03711.98

preferences:
38.74 ms | 400 KiB | 5 Q