3v4l.org

run code in 300+ PHP versions simultaneously
<?php ob_start(); echo "ob_0"; ob_start(); echo "ob_1"; ob_start(); echo "ob_2"; echo "\n"; print_r(ob_get_status(true)); $ob2 = ob_get_clean(); $ob1 = ob_get_clean(); //$ob0 = ob_get_clean(); echo "0: ".$ob0."\n"; echo "1: ".$ob1."\n"; echo "2: ".$ob2."\n";

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)
8.3.40.0070.00718.54
8.3.30.0090.00618.63
8.3.20.0000.00818.60
8.3.10.0040.00420.42
8.3.00.0040.00419.13
8.2.170.0140.00022.96
8.2.160.0120.00322.08
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0080.00019.33
8.2.110.0030.00720.86
8.2.100.0040.00717.78
8.2.90.0040.00419.23
8.2.80.0000.00817.97
8.2.70.0030.00717.75
8.2.60.0040.00417.93
8.2.50.0030.00619.35
8.2.40.0000.00718.09
8.2.30.0060.00319.81
8.2.20.0080.00017.61
8.2.10.0030.00517.88
8.2.00.0040.00417.80
8.1.270.0070.00024.66
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0030.00622.46
8.1.230.0070.00420.89
8.1.220.0090.00018.77
8.1.210.0040.00418.91
8.1.200.0030.00617.23
8.1.190.0070.00017.52
8.1.180.0000.00818.10
8.1.170.0000.00918.76
8.1.160.0040.00418.96
8.1.150.0080.00018.67
8.1.140.0040.00417.51
8.1.130.0070.00017.76
8.1.120.0030.00517.38
8.1.110.0040.00417.36
8.1.100.0000.00817.47
8.1.90.0000.00817.53
8.1.80.0000.00717.34
8.1.70.0000.00717.38
8.1.60.0040.00417.62
8.1.50.0030.00517.46
8.1.40.0080.00017.54
8.1.30.0030.00617.53
8.1.20.0050.00317.61
8.1.10.0060.00317.51
8.1.00.0000.00817.33
8.0.300.0000.00819.88
8.0.290.0040.00416.63
8.0.280.0070.00018.42
8.0.270.0000.00717.38
8.0.260.0070.00018.69
8.0.250.0040.00417.04
8.0.240.0060.00317.00
8.0.230.0070.00017.05
8.0.220.0060.00317.03
8.0.210.0050.00316.98
8.0.200.0080.00417.04
8.0.190.0030.00616.92
8.0.180.0000.00817.05
8.0.170.0070.00016.93
8.0.160.0070.00017.02
8.0.150.0060.00317.03
8.0.140.0060.00316.96
8.0.130.0060.00013.49
8.0.120.0040.00416.85
8.0.110.0040.00416.85
8.0.100.0070.00017.04
8.0.90.0000.00716.86
8.0.80.0090.00616.88
8.0.70.0000.00816.79
8.0.60.0040.00416.91
8.0.50.0040.00416.79
8.0.30.0100.00817.11
8.0.20.0080.00917.40
8.0.10.0080.00017.04
8.0.00.0050.01916.67
7.4.330.0030.00313.43
7.4.320.0000.00616.55
7.4.300.0030.00316.60
7.4.290.0000.00616.38
7.4.280.0030.00616.59
7.4.270.0050.00316.47
7.4.260.0000.00513.21
7.4.250.0030.00616.40
7.4.240.0000.00716.47
7.4.230.0000.00716.59
7.4.220.0200.00716.61
7.4.210.0060.01016.50
7.4.200.0000.00816.54
7.4.190.0030.00316.32
7.4.160.0110.00616.41
7.4.150.0090.00917.40
7.4.140.0110.00817.23
7.4.130.0090.00916.51
7.4.120.0090.00816.41
7.4.110.0120.01216.60
7.4.100.0150.00916.50
7.4.90.0130.01016.38
7.4.80.0120.00619.03
7.4.70.0070.01716.57
7.4.60.0120.00916.55
7.4.50.0030.00516.26
7.4.40.0040.01422.27
7.4.30.0000.01516.59
7.4.00.0090.00615.02
7.3.330.0000.00613.29
7.3.320.0000.00613.22
7.3.310.0000.00716.21
7.3.300.0070.00016.36
7.3.290.0090.00616.37
7.3.280.0070.00616.36
7.3.270.0180.00317.40
7.3.260.0130.00818.24
7.3.250.0070.01216.34
7.3.240.0030.01416.42
7.3.230.0060.01016.46
7.3.210.0090.00616.38
7.3.200.0110.01119.39
7.3.190.0110.00616.29
7.3.180.0040.01416.19
7.3.170.0070.01416.47
7.3.160.0120.00316.37
7.3.120.0030.01214.88
7.2.330.0170.00316.80
7.2.320.0100.00716.72
7.2.310.0150.00316.79
7.2.300.0090.01216.87
7.2.290.0070.01016.76
7.2.60.0090.00616.47
7.2.50.0030.01216.93
7.1.200.0060.00615.62
7.1.70.0050.00517.20
7.1.60.0120.00919.40
7.1.50.0030.01516.55
7.1.00.0070.05022.57
7.0.200.0120.01216.52
7.0.140.0030.06321.95
7.0.70.0100.04321.88
7.0.60.0030.07721.68
7.0.50.0000.04022.06
7.0.40.0030.08019.95
7.0.30.0030.06720.14
7.0.20.0200.07720.04
7.0.10.0030.07719.99
7.0.00.0030.07020.08
5.6.280.0030.07321.11
5.6.220.0000.04320.45
5.6.210.0030.07320.73
5.6.200.0030.06320.95
5.6.190.0000.04020.94
5.6.180.0000.05021.08
5.6.170.0030.05721.06
5.6.160.0100.07321.01
5.6.150.0000.04321.09
5.6.140.0200.05321.02
5.6.130.0030.06721.13
5.6.120.0030.08021.03
5.6.110.0070.06721.04
5.6.100.0000.05320.95
5.6.90.0130.06721.08
5.6.80.0030.08020.44
5.6.70.0000.08320.49
5.6.60.0070.06720.42
5.6.50.0030.07720.41
5.6.40.0070.06720.43
5.6.30.0100.07320.50
5.6.20.0000.04020.29
5.6.10.0100.06320.30
5.6.00.0070.07020.41
5.5.360.0030.07020.48
5.5.350.0000.04720.29
5.5.340.0030.04020.87
5.5.330.0070.06320.92
5.5.320.0030.04020.83
5.5.310.0070.08320.92
5.5.300.0070.03720.90
5.5.290.0000.04720.88
5.5.280.0030.05020.89
5.5.270.0030.06020.89
5.5.260.0030.08020.75
5.5.250.0070.07720.54
5.5.240.0030.05320.28
5.5.230.0070.07720.25
5.5.220.0070.04320.11
5.5.210.0000.05020.01
5.5.200.0030.04320.23
5.5.190.0000.08720.23
5.5.180.0070.07320.00
5.5.160.0070.07020.14
5.5.150.0030.05320.27
5.5.140.0000.05320.26
5.5.130.0100.07320.18
5.5.120.0030.07320.15
5.5.110.0100.07320.17
5.5.100.0030.07320.16
5.5.90.0070.07320.05
5.5.80.0030.07720.01
5.5.70.0070.07720.00
5.5.60.0030.07320.06
5.5.50.0100.06019.90
5.5.40.0070.06020.00
5.5.30.0030.04720.11
5.5.20.0070.06720.14
5.5.10.0030.06320.04
5.5.00.0030.08320.03
5.4.450.0000.08019.37
5.4.440.0070.05319.37
5.4.430.0000.05319.52
5.4.420.0030.04719.27
5.4.410.0070.03719.01
5.4.400.0030.05719.05
5.4.390.0000.08019.09
5.4.380.0030.05718.85
5.4.370.0030.04719.02
5.4.360.0030.06719.04
5.4.350.0100.06719.20
5.4.340.0030.03718.94
5.4.320.0030.07019.14
5.4.310.0030.05019.13
5.4.300.0100.05718.84
5.4.290.0030.07019.16
5.4.280.0030.07319.02
5.4.270.0030.07319.21
5.4.260.0030.07318.94
5.4.250.0030.07719.04
5.4.240.0030.05319.11
5.4.230.0030.07318.86
5.4.220.0030.08319.00
5.4.210.0100.06319.14
5.4.200.0130.06319.13
5.4.190.0070.04719.19
5.4.180.0030.07019.16
5.4.170.0100.07019.11
5.4.160.0030.08019.21
5.4.150.0070.06019.23
5.4.140.0070.06716.20
5.4.130.0000.06016.18
5.4.120.0030.07316.45
5.4.110.0030.07716.32
5.4.100.0100.04316.41
5.4.90.0000.07016.52
5.4.80.0070.06716.46
5.4.70.0170.06016.47
5.4.60.0070.05016.38
5.4.50.0000.05316.30
5.4.40.0070.05716.49
5.4.30.0000.04716.49
5.4.20.0000.07016.38
5.4.10.0030.06316.53
5.4.00.0100.06315.90
5.3.290.0000.06314.76
5.3.280.0030.05714.54
5.3.270.0030.06714.59
5.3.260.0000.07314.73
5.3.250.0000.07014.64
5.3.240.0000.07314.67
5.3.230.0100.05714.71
5.3.220.0170.05714.57
5.3.210.0030.07714.52
5.3.200.0000.07714.70
5.3.190.0000.07714.52
5.3.180.0130.06314.64
5.3.170.0100.06714.54
5.3.160.0070.07314.59
5.3.150.0070.07314.49
5.3.140.0100.07014.59
5.3.130.0000.06714.61
5.3.120.0070.06314.50
5.3.110.0130.06014.55
5.3.100.0100.06014.15
5.3.90.0030.06314.04
5.3.80.0000.06013.95
5.3.70.0100.06314.08
5.3.60.0030.07014.12
5.3.50.0100.04013.86
5.3.40.0100.06314.06
5.3.30.0070.06713.93
5.3.20.0000.07313.83
5.3.10.0030.06713.78
5.3.00.0030.07013.57
5.2.170.0000.03711.30
5.2.160.0070.06011.05
5.2.150.0070.06311.06
5.2.140.0030.05711.21
5.2.130.0000.06311.16
5.2.120.0030.05310.98
5.2.110.0000.06011.20
5.2.100.0070.05711.02
5.2.90.0070.05311.00
5.2.80.0070.05311.02
5.2.70.0000.05711.19
5.2.60.0000.05710.95
5.2.50.0000.05711.05
5.2.40.0000.06311.06
5.2.30.0070.06011.04
5.2.20.0000.06010.90
5.2.10.0030.05310.90
5.2.00.0000.05010.82
5.1.60.0030.0579.85
5.1.50.0030.05310.08
5.1.40.0030.04710.08
5.1.30.0070.04710.29
5.1.20.0170.04310.27
5.1.10.0030.0579.91
5.1.00.0000.0539.93
5.0.50.0030.0379.30
5.0.40.0000.0439.30
5.0.30.0000.0579.30
5.0.20.0070.0379.30
5.0.10.0000.0279.30
5.0.00.0030.0539.30
4.4.90.0000.0379.30
4.4.80.0000.0339.30
4.4.70.0000.0379.30
4.4.60.0000.0339.30
4.4.50.0000.0339.30
4.4.40.0070.0409.30
4.4.30.0000.0379.30
4.4.20.0000.0339.30
4.4.10.0000.0379.30
4.4.00.0070.0439.30
4.3.110.0000.0379.30
4.3.100.0030.0339.30
4.3.90.0000.0279.30
4.3.80.0000.0539.30
4.3.70.0000.0339.30
4.3.60.0030.0309.30
4.3.50.0000.0279.30
4.3.40.0000.0539.30
4.3.30.0030.0309.30
4.3.20.0070.0309.30
4.3.10.0000.0379.30
4.3.00.0000.0339.30

preferences:
64.97 ms | 400 KiB | 5 Q