3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "\"foo\x00\x00bar\""; var_dump($str); var_dump(json_decode($str));

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)
8.3.60.0090.00618.20
8.3.50.0090.01121.14
8.3.40.0060.00918.57
8.3.30.0090.00618.41
8.3.20.0040.00418.64
8.3.10.0040.00420.39
8.3.00.0080.00023.38
8.2.180.0090.01216.50
8.2.170.0090.00622.96
8.2.160.0040.01119.33
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0060.00319.36
8.2.110.0160.00622.26
8.2.100.0040.00817.66
8.2.90.0040.00419.36
8.2.80.0000.00919.19
8.2.70.0040.00417.38
8.2.60.0040.00417.91
8.2.50.0000.00718.07
8.2.40.0000.00818.09
8.2.30.0080.00019.90
8.2.20.0040.00417.52
8.2.10.0040.00417.62
8.2.00.0030.00617.53
8.1.280.0110.01125.92
8.1.270.0070.00023.99
8.1.260.0110.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00320.84
8.1.230.0040.00820.97
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0060.00317.13
8.1.190.0040.00417.41
8.1.180.0000.01318.10
8.1.170.0040.00418.50
8.1.160.0040.00418.81
8.1.150.0050.00318.56
8.1.140.0000.00717.30
8.1.130.0080.00017.41
8.1.120.0040.00417.32
8.1.110.0020.00517.38
8.1.100.0000.00717.36
8.1.90.0000.00717.27
8.1.80.0040.00417.37
8.1.70.0070.00017.34
8.1.60.0000.00917.52
8.1.50.0000.00817.35
8.1.40.0040.00417.39
8.1.30.0060.00317.46
8.1.20.0000.00817.40
8.1.10.0050.00217.40
8.1.00.0030.00617.37
8.0.300.0030.00619.90
8.0.290.0040.00416.61
8.0.280.0000.00818.37
8.0.270.0030.00616.77
8.0.260.0080.00016.66
8.0.250.0070.00016.82
8.0.240.0030.00616.89
8.0.230.0030.00316.91
8.0.220.0000.00916.68
8.0.210.0070.00016.73
8.0.200.0030.00316.78
8.0.190.0000.00716.89
8.0.180.0000.00816.81
8.0.170.0030.00316.88
8.0.160.0000.00716.90
8.0.150.0030.00616.73
8.0.140.0030.00616.82
8.0.130.0030.00313.20
8.0.120.0050.00216.77
8.0.110.0050.00216.92
8.0.100.0050.00216.85
8.0.90.0000.00716.82
8.0.80.0110.00416.81
8.0.70.0000.00716.69
8.0.60.0060.00316.65
8.0.50.0040.00416.77
8.0.30.0090.01317.10
8.0.20.0110.00817.40
8.0.10.0000.00716.95
8.0.00.0150.00616.58
7.4.330.0030.00313.43
7.4.320.0000.00616.35
7.4.300.0030.00316.44
7.4.290.0050.00216.38
7.4.280.0080.00016.56
7.4.270.0000.00716.45
7.4.260.0030.00313.14
7.4.250.0060.00316.46
7.4.240.0040.00416.50
7.4.230.0000.00716.26
7.4.220.0060.01316.42
7.4.210.0070.00716.52
7.4.200.0040.00416.32
7.4.190.0040.00416.61
7.4.150.0090.00917.40
7.4.140.0070.01017.86
7.4.130.0080.00816.35
7.4.120.0130.00416.44
7.4.110.0100.01316.36
7.4.100.0100.00716.49
7.4.90.0070.01116.37
7.4.80.0090.01219.37
7.4.70.0140.01016.40
7.4.60.0130.00616.11
7.4.50.0060.00316.40
7.4.40.0060.00922.27
7.4.30.0090.00916.28
7.4.00.0000.01514.61
7.3.330.0050.00012.89
7.3.320.0030.00313.05
7.3.310.0040.00416.27
7.3.300.0000.00716.04
7.3.290.0080.00616.14
7.3.280.0150.00216.17
7.3.270.0070.01017.40
7.3.260.0150.00818.24
7.3.250.0080.01616.29
7.3.240.0040.01316.41
7.3.230.0080.00816.39
7.3.210.0100.00616.39
7.3.200.0190.00319.39
7.3.190.0090.01216.18
7.3.180.0080.00716.09
7.3.170.0060.00916.27
7.3.160.0030.01316.19
7.3.120.0060.00914.71
7.2.330.0150.00616.45
7.2.320.0100.00716.26
7.2.310.0110.00716.39
7.2.300.0100.00616.45
7.2.290.0060.00916.24
7.2.110.0140.00416.51
7.2.60.0030.01016.89
7.1.200.0060.00615.45
7.1.70.0060.00617.10
7.1.60.0130.01319.40
7.1.50.0100.01016.93
7.1.00.0070.06022.44
7.0.200.0060.00316.55
7.0.140.0070.07022.18
7.0.60.0030.04019.95
7.0.50.0030.04017.84
7.0.40.0100.07320.12
7.0.30.0670.06020.23
7.0.20.0300.08720.18
7.0.10.0200.03720.09
7.0.00.0130.07020.16
5.6.210.0070.08720.47
5.6.200.0130.08018.11
5.6.190.0030.05720.33
5.6.180.0330.07020.32
5.6.170.0370.06720.28
5.6.160.0100.08320.48
5.6.150.0100.07018.22
5.6.140.0070.08018.11
5.6.130.0070.07318.18
5.6.120.0100.03720.98
5.6.110.0130.07321.12
5.6.100.0170.04021.13
5.6.90.0200.07720.92
5.6.80.0030.08020.28
5.6.70.0200.03020.34
5.5.350.0100.04720.40
5.5.340.0070.08317.99
5.5.330.0130.03320.40
5.5.320.0200.07320.57
5.5.310.0400.06320.26
5.5.300.0100.05018.00
5.5.290.0070.04017.98
5.5.280.0030.04320.67
5.5.270.0070.03720.86
5.5.260.0170.06720.64
5.5.250.0000.08320.52
5.5.240.0070.05720.34
5.4.450.1800.04319.42
5.4.440.1900.04319.26
5.4.430.2000.03719.45
5.4.420.1800.04019.57
5.4.410.1830.03319.35
5.4.400.2030.04319.22
5.4.390.1770.04319.08
5.4.380.1770.04019.09
5.4.370.1930.03319.11
5.4.360.2100.03719.09
5.4.350.1470.04018.79
5.4.340.0000.08019.13
5.4.320.0000.04019.22
5.4.310.0970.04719.23
5.4.300.1870.03719.05
5.4.290.1900.04018.78
5.4.280.2200.04719.25
5.4.270.2070.04019.11
5.4.260.1830.03719.08
5.4.250.1870.03319.09
5.4.240.1900.03318.88
5.4.230.1830.03719.25
5.4.220.1800.04019.08
5.4.210.1800.04019.13
5.4.200.0130.06019.15
5.4.190.0030.07719.09
5.4.180.0900.06719.07
5.4.170.2100.03718.92
5.4.160.1900.04319.13
5.4.150.2070.04318.75
5.4.140.2030.04316.32
5.4.130.2130.04716.22
5.4.120.2230.05016.20
5.4.110.2330.04016.43
5.4.100.1930.03716.30
5.4.90.1970.03716.38
5.4.80.0200.02716.16
5.4.70.0030.03316.44
5.4.60.0830.03316.47
5.4.50.1830.03716.41
5.4.40.1930.03016.42
5.4.30.1930.02716.47
5.4.20.1930.03716.45
5.4.10.2270.04316.36
5.4.00.2230.04315.90
5.3.290.2000.03714.61
5.3.280.1870.04014.43
5.3.270.1900.03314.45
5.3.260.2130.04014.44
5.3.250.0070.04314.56
5.3.240.0070.05014.66
5.3.230.0970.04314.55
5.3.220.2000.03014.61
5.3.210.1930.04014.58
5.3.200.1900.04014.50
5.3.190.1930.03714.44
5.3.180.1930.03014.52
5.3.170.1900.03314.44
5.3.160.2000.03314.52
5.3.150.2570.04014.65
5.3.140.2130.04314.41
5.3.130.0900.04014.41
5.3.120.0070.04314.39
5.3.110.0030.05014.39
5.3.100.1870.04313.99
5.3.90.1900.03313.85
5.3.80.0930.03713.96
5.3.70.0000.04713.86
5.3.60.0030.03313.93
5.3.50.0030.03313.80
5.3.40.2000.04713.77
5.3.30.2030.03313.75
5.3.20.2200.04313.55
5.3.10.2030.04313.75
5.3.00.2170.04713.58
5.2.170.1800.03311.08
5.2.160.1600.03311.02
5.2.150.0070.06311.21
5.2.140.0000.04011.02
5.2.130.0030.03311.00
5.2.120.0000.05010.93
5.2.110.1500.03011.04
5.2.100.1770.03710.93
5.2.90.1770.03010.94
5.2.80.1770.03011.11
5.2.70.1470.03311.17
5.2.60.1530.02711.05
5.2.50.1500.03010.95
5.2.40.1370.03311.14
5.2.30.1430.03011.05
5.2.20.1300.03010.98
5.2.10.1400.03010.80
5.2.00.1200.02710.57
5.1.60.0870.0339.89
5.1.50.0000.03310.07
5.1.40.0030.0339.89
5.1.30.0070.04310.19
5.1.20.0570.04010.24
5.1.10.1400.0309.96
5.1.00.1400.0339.94
5.0.50.0700.0308.56
5.0.40.0870.0138.56
5.0.30.0730.0508.56
5.0.20.0670.0278.56
5.0.10.0670.0108.56
5.0.00.0770.0308.56
4.4.90.0570.0178.56
4.4.80.0700.0238.56
4.4.70.0670.0238.56
4.4.60.0730.0278.56
4.4.50.0700.0208.56
4.4.40.0800.0378.56
4.4.30.0670.0208.56
4.4.20.0730.0178.56
4.4.10.0670.0138.56
4.4.00.0570.0238.56
4.3.110.0670.0208.56
4.3.100.0730.0278.56
4.3.90.0830.0208.56
4.3.80.0730.0408.56
4.3.70.0770.0178.56
4.3.60.0170.0208.56
4.3.50.0000.0378.56
4.3.40.0000.0408.56
4.3.30.0030.0208.56
4.3.20.0000.0278.56
4.3.10.0030.0278.56
4.3.00.0000.0378.56

preferences:
41.94 ms | 401 KiB | 5 Q