3v4l.org

run code in 300+ PHP versions simultaneously
<?php ob_start(); function level(){ echo 'Text that won\'t get displayed.'; } level(); echo "/n"; var_dump(ob_get_level()); ?>

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)
8.3.40.0100.01018.72
8.3.30.0110.00420.13
8.3.20.0080.00018.65
8.3.10.0040.00421.14
8.3.00.0080.00022.42
8.2.170.0040.01122.96
8.2.160.0040.01120.29
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0060.00326.16
8.2.120.0040.00419.83
8.2.110.0060.00320.97
8.2.100.0040.00717.91
8.2.90.0080.00019.23
8.2.80.0060.00317.97
8.2.70.0000.00917.49
8.2.60.0000.00817.93
8.2.50.0050.00318.10
8.2.40.0000.01022.25
8.2.30.0030.00319.35
8.2.20.0040.00417.64
8.2.10.0000.00717.43
8.2.00.0050.00317.43
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0030.00621.16
8.1.230.0030.00817.66
8.1.220.0100.00017.74
8.1.210.0040.00418.77
8.1.200.0090.00017.23
8.1.190.0000.00817.23
8.1.180.0060.00318.10
8.1.170.0000.00818.53
8.1.160.0070.00022.13
8.1.150.0040.00418.52
8.1.140.0000.00817.23
8.1.130.0030.00317.70
8.1.120.0020.00517.23
8.1.110.0040.00417.33
8.1.100.0040.00417.31
8.1.90.0000.00717.29
8.1.80.0000.00717.23
8.1.70.0030.00317.32
8.1.60.0040.00417.51
8.1.50.0050.00217.39
8.1.40.0000.00817.46
8.1.30.0030.00617.47
8.1.20.0040.00417.59
8.1.10.0040.00417.49
8.1.00.0040.00717.31
8.0.300.0040.00418.77
8.0.290.0060.00316.63
8.0.280.0030.00318.38
8.0.270.0000.00717.16
8.0.260.0030.00316.67
8.0.250.0070.00016.82
8.0.240.0000.00716.82
8.0.230.0000.00716.84
8.0.220.0050.00316.74
8.0.210.0000.00716.77
8.0.200.0030.00316.81
8.0.190.0040.00416.89
8.0.180.0050.00216.80
8.0.170.0000.00716.80
8.0.160.0070.00016.77
8.0.150.0070.00016.79
8.0.140.0000.00716.61
8.0.130.0030.00313.15
8.0.120.0000.00816.70
8.0.110.0040.00416.64
8.0.100.0000.00816.66
8.0.90.0000.00716.80
8.0.80.0050.01116.71
8.0.70.0040.00416.80
8.0.60.0000.00816.81
8.0.50.0000.00716.82
8.0.30.0100.00917.08
8.0.20.0100.00817.40
8.0.10.0000.00716.72
8.0.00.0100.00816.64
7.4.330.0000.00516.83
7.4.320.0030.00316.39
7.4.300.0060.00016.52
7.4.290.0020.00516.36
7.4.280.0000.00816.53
7.4.270.0070.00016.58
7.4.260.0030.00313.23
7.4.250.0040.00416.41
7.4.240.0030.00316.49
7.4.230.0000.00716.63
7.4.220.0130.00616.42
7.4.210.0070.00816.44
7.4.200.0000.00716.34
7.4.190.0030.00316.61
7.4.160.0060.01416.39
7.4.150.0030.01317.40
7.4.140.0080.01017.86
7.4.130.0060.01116.54
7.4.120.0070.01316.49
7.4.110.0140.00716.41
7.4.100.0090.00616.41
7.4.90.0110.00616.38
7.4.80.0050.01619.39
7.4.70.0070.01116.47
7.4.60.0100.00716.49
7.4.50.0050.00316.55
7.4.40.0070.01022.77
7.4.30.0090.01316.32
7.4.00.0000.01515.24
7.3.330.0060.00013.10
7.3.320.0050.00013.26
7.3.310.0030.00316.20
7.3.300.0070.00016.25
7.3.290.0070.00716.29
7.3.280.0080.01016.21
7.3.270.0100.00717.40
7.3.260.0090.00818.24
7.3.250.0050.01216.46
7.3.240.0190.00316.27
7.3.230.0100.00716.45
7.3.210.0060.01616.46
7.3.200.0070.01119.39
7.3.190.0090.00916.26
7.3.180.0130.00316.52
7.3.170.0040.01616.32
7.3.160.0080.00816.41
7.3.120.0090.00614.98
7.3.110.0030.01014.68
7.3.100.0040.01114.70
7.3.90.0030.01014.79
7.3.80.0120.00014.55
7.3.70.0060.00914.75
7.3.60.0040.01114.89
7.3.50.0070.00714.95
7.3.40.0070.01014.54
7.3.30.0070.00314.32
7.3.20.0060.00616.80
7.3.10.0030.01216.66
7.3.00.0160.00016.60
7.2.330.0030.01416.51
7.2.320.0060.01016.30
7.2.310.0140.00416.50
7.2.300.0100.01016.63
7.2.290.0060.01316.65
7.2.240.0130.00315.13
7.2.230.0080.00815.07
7.2.220.0040.01114.87
7.2.210.0030.01315.20
7.2.200.0100.00015.06
7.2.190.0150.00015.12
7.2.180.0030.01014.80
7.2.170.0000.01814.74
7.2.160.0030.01214.72
7.2.150.0040.01116.60
7.2.140.0030.00816.54
7.2.130.0070.00716.89
7.2.120.0040.00816.82
7.2.110.0030.01016.80
7.2.100.0080.00816.56
7.2.90.0070.00316.96
7.2.80.0040.00817.00
7.2.70.0040.01216.50
7.2.60.0060.00916.80
7.2.50.0090.00316.85
7.2.40.0070.00717.01
7.2.30.0110.00016.79
7.2.20.0030.01416.59
7.2.10.0000.01516.79
7.2.00.0120.00518.00
7.1.330.0090.00315.81
7.1.320.0070.00415.79
7.1.310.0060.00615.91
7.1.300.0060.00315.70
7.1.290.0030.01015.76
7.1.280.0030.00615.72
7.1.270.0030.00715.57
7.1.260.0030.01015.74
7.1.250.0070.00715.84
7.1.100.0090.00018.13
7.1.70.0000.01017.00
7.1.60.0100.01319.24
7.1.50.0030.01616.98
7.1.00.0000.03722.41
7.0.200.0030.00616.81
7.0.140.0070.07022.15
7.0.100.0230.05019.94
7.0.90.0270.07020.13
7.0.80.0170.05320.13
7.0.70.0170.03720.00
7.0.60.0200.07719.95
7.0.50.0100.08320.38
7.0.40.0030.07319.96
7.0.30.0030.07720.11
7.0.20.0070.04720.14
7.0.10.0070.07319.99
7.0.00.0130.08020.18
5.6.280.0030.07321.12
5.6.250.0030.04720.56
5.6.240.0070.03720.64
5.6.230.0000.04720.59
5.6.220.0070.07320.71
5.6.210.0070.03720.66
5.6.200.0030.04021.07
5.6.190.0070.08021.09
5.6.180.0130.08021.11
5.6.170.0200.07321.05
5.6.160.0070.04021.18
5.6.150.0200.07021.03
5.6.140.0170.07021.00
5.6.130.0030.08321.06
5.6.120.0130.07320.95
5.6.110.0030.07321.10
5.6.100.0030.08321.07
5.6.90.0000.07721.02
5.6.80.0170.07020.34
5.6.70.0300.06020.43
5.6.60.0100.07720.46
5.6.50.0170.07020.49
5.6.40.0030.05020.39
5.6.30.0070.04720.37
5.6.20.0030.04020.31
5.6.10.0130.07320.39
5.6.00.0130.06720.45
5.5.380.0070.05320.45
5.5.370.0000.04320.36
5.5.360.0100.03720.34
5.5.350.0130.03320.45
5.5.340.0030.07320.79
5.5.330.0070.06720.84
5.5.320.0200.07020.63
5.5.310.0070.07320.91
5.5.300.0070.07720.76
5.5.290.0070.08020.90
5.5.280.0070.08320.67
5.5.270.0030.08720.63
5.5.260.0070.08020.79
5.5.250.0130.06720.65
5.5.240.0000.08020.27
5.5.230.0100.07020.14
5.5.220.0070.05320.20
5.5.210.0230.06320.14
5.5.200.0130.03720.09
5.5.190.0000.04720.27
5.5.180.0070.05020.08
5.5.160.0070.06720.15
5.5.150.0130.07320.12
5.5.140.0200.06020.08
5.5.130.0030.04720.26
5.5.120.0030.04320.11
5.5.110.0100.07720.27
5.5.100.0070.06720.07
5.5.90.0070.03720.17
5.5.80.0170.06320.11
5.5.70.0030.07020.14
5.5.60.0070.07020.04
5.5.50.0100.06319.93
5.5.40.0100.05720.01
5.5.30.0070.08019.92
5.5.20.0070.04719.96
5.5.10.0030.04320.10
5.5.00.0100.07320.07
5.4.450.0030.06719.42
5.4.440.0030.08019.45
5.4.430.0070.04719.55
5.4.420.0100.05019.36
5.4.410.0030.05019.34
5.4.400.0100.07319.10
5.4.390.0000.06319.13
5.4.380.0130.06018.85
5.4.370.0070.06019.05
5.4.360.0100.06018.87
5.4.350.0070.06319.16
5.4.340.0170.04019.05
5.4.320.0070.04719.03
5.4.310.0070.05019.03
5.4.300.0030.07318.87
5.4.290.0100.06019.12
5.4.280.0030.06719.16
5.4.270.0100.05719.12
5.4.260.0030.07719.04
5.4.250.0030.04019.17
5.4.240.0070.04719.11
5.4.230.0100.07019.22
5.4.220.0070.07319.12
5.4.210.0100.06319.02
5.4.200.0100.08019.18
5.4.190.0070.04719.17
5.4.180.0100.07019.10
5.4.170.0070.03719.13
5.4.160.0030.03719.09
5.4.150.0070.06019.13
5.4.140.0030.03716.46
5.4.130.0070.06316.41
5.4.120.0030.03316.51
5.4.110.0100.06316.47
5.4.100.0070.04016.36
5.4.90.0030.07716.27
5.4.80.0100.07316.32
5.4.70.0000.04016.37
5.4.60.0100.06016.33
5.4.50.0100.06716.29
5.4.40.0000.08016.37
5.4.30.0100.03316.45
5.4.20.0070.03716.50
5.4.10.0000.04016.33
5.4.00.0070.07315.84
5.3.290.0000.08314.73
5.3.280.0030.07714.58
5.3.270.0070.06714.54
5.3.260.0100.04014.54
5.3.250.0130.06314.59
5.3.240.0100.06714.67
5.3.230.0030.08014.55
5.3.220.0070.06714.69
5.3.210.0070.06714.49
5.3.200.0070.07714.66
5.3.190.0000.06714.50
5.3.180.0070.05014.49
5.3.170.0100.07014.55
5.3.160.0100.05314.52
5.3.150.0030.04014.62
5.3.140.0130.06014.70
5.3.130.0070.07714.66
5.3.120.0000.07014.67
5.3.110.0000.05014.65
5.3.100.0030.05014.15
5.3.90.0100.05713.99
5.3.80.0100.05314.16
5.3.70.0070.05714.04
5.3.60.0070.07314.13
5.3.50.0030.07014.01
5.3.40.0070.08014.07
5.3.30.0030.05313.95
5.3.20.0000.05713.75
5.3.10.0000.06313.56
5.3.00.0170.04013.64
5.2.170.0000.06311.20
5.2.160.0070.05711.04
5.2.150.0070.06011.21
5.2.140.0070.03011.00
5.2.130.0070.04011.23
5.2.120.0100.03311.15
5.2.110.0100.05311.15
5.2.100.0070.04011.20
5.2.90.0030.06011.11
5.2.80.0030.05010.99
5.2.70.0030.05011.00
5.2.60.0070.05711.11
5.2.50.0070.06011.00
5.2.40.0000.06311.00
5.2.30.0030.06311.03
5.2.20.0070.04710.99
5.2.10.0100.04310.85
5.2.00.0070.04010.63
5.1.60.0070.0539.99
5.1.50.0030.0539.85
5.1.40.0070.05010.07
5.1.30.0100.03010.27
5.1.20.0070.02710.40
5.1.10.0030.05710.11
5.1.00.0070.04010.16
5.0.50.0130.0378.60
5.0.40.0070.0438.60
5.0.30.0030.0478.60
5.0.20.0030.0278.60
5.0.10.0000.0478.60
5.0.00.0070.0608.60
4.4.90.0000.0378.60
4.4.80.0000.0238.60
4.4.70.0070.0278.60
4.4.60.0000.0378.60
4.4.50.0070.0178.60
4.4.40.0030.0378.60
4.4.30.0100.0238.60
4.4.20.0000.0408.60
4.4.10.0030.0338.60
4.4.00.0030.0338.60
4.3.110.0030.0308.60
4.3.100.0030.0378.60
4.3.90.0070.0338.60
4.3.80.0030.0538.60
4.3.70.0070.0208.60
4.3.60.0030.0308.60
4.3.50.0030.0338.60
4.3.40.0070.0308.60
4.3.30.0030.0178.60
4.3.20.0000.0338.60
4.3.10.0070.0138.60
4.3.00.0030.0308.60

preferences:
45.85 ms | 400 KiB | 5 Q