3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 1; $ar = json_encode(array("status" => $a)); $ar = json_decode($ar, true); var_dump(is_string($ar["status"]));

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)
8.3.60.0030.01218.25
8.3.50.0060.01021.02
8.3.40.0030.01718.75
8.3.30.0090.00918.67
8.3.20.0120.00318.69
8.3.10.0000.00720.95
8.3.00.0040.00423.64
8.2.180.0040.01116.50
8.2.170.0130.00622.96
8.2.160.0110.00820.44
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0000.00726.16
8.2.120.0080.00019.76
8.2.110.0090.00020.35
8.2.100.0040.00817.78
8.2.90.0040.00419.09
8.2.80.0030.00517.97
8.2.70.0090.00017.50
8.2.60.0040.00417.80
8.2.50.0000.00818.07
8.2.40.0070.00018.22
8.2.30.0030.00319.43
8.2.20.0040.00417.57
8.2.10.0000.00717.56
8.2.00.0000.00717.68
8.1.280.0060.01525.92
8.1.270.0040.00423.99
8.1.260.0050.00326.35
8.1.250.0060.00328.09
8.1.240.0070.00322.42
8.1.230.0080.00320.85
8.1.220.0080.00018.77
8.1.210.0040.00418.83
8.1.200.0060.00317.23
8.1.190.0000.00717.17
8.1.180.0000.00818.10
8.1.170.0040.00418.46
8.1.160.0040.00418.88
8.1.150.0000.00718.62
8.1.140.0070.00017.45
8.1.130.0070.00017.79
8.1.120.0040.00417.45
8.1.110.0060.00317.44
8.1.100.0000.00717.42
8.1.90.0080.00017.44
8.1.80.0000.00717.42
8.1.70.0030.00317.35
8.1.60.0080.00017.43
8.1.50.0000.00717.38
8.1.40.0040.00417.45
8.1.30.0040.00417.60
8.1.20.0000.00817.50
8.1.10.0040.00417.50
8.1.00.0040.00417.43
8.0.300.0000.00719.90
8.0.290.0070.00017.18
8.0.280.0070.00018.43
8.0.270.0070.00017.24
8.0.260.0000.00816.75
8.0.250.0000.00716.82
8.0.240.0000.01016.90
8.0.230.0030.00316.93
8.0.220.0000.00716.72
8.0.210.0000.00716.87
8.0.200.0040.00416.79
8.0.190.0000.00816.80
8.0.180.0000.00716.68
8.0.170.0000.00716.79
8.0.160.0030.00316.66
8.0.150.0040.00416.73
8.0.140.0050.00216.80
8.0.130.0040.00413.22
8.0.120.0000.00816.91
8.0.110.0040.00416.69
8.0.100.0040.00416.89
8.0.90.0040.00416.82
8.0.80.0110.00716.78
8.0.70.0030.00516.86
8.0.60.0000.00816.80
8.0.50.0000.00716.89
8.0.30.0120.00917.11
8.0.20.0090.00917.40
8.0.10.0000.00716.86
8.0.00.0090.01016.64
7.4.330.0000.00713.43
7.4.320.0000.00716.38
7.4.300.0000.00616.50
7.4.290.0000.00616.53
7.4.280.0030.00316.45
7.4.270.0030.00316.50
7.4.260.0000.00613.14
7.4.250.0070.00016.40
7.4.240.0070.00016.51
7.4.230.0000.00816.36
7.4.220.0160.00316.57
7.4.210.0070.00916.54
7.4.200.0040.00416.55
7.4.190.0000.00716.67
7.4.160.0130.00616.57
7.4.150.0040.01317.40
7.4.140.0160.00617.86
7.4.130.0130.00816.43
7.4.120.0100.00616.58
7.4.110.0070.01016.52
7.4.100.0190.00016.46
7.4.90.0160.00016.51
7.4.80.0030.01319.39
7.4.70.0120.00616.22
7.4.60.0150.00316.45
7.4.50.0090.00016.46
7.4.40.0060.01222.52
7.4.30.0060.01016.23
7.4.00.0150.00014.98
7.3.330.0000.00513.04
7.3.320.0020.00212.99
7.3.310.0000.00716.00
7.3.300.0030.00516.15
7.3.290.0080.00616.21
7.3.280.0070.00916.29
7.3.270.0030.01217.40
7.3.260.0090.00918.24
7.3.250.0090.00816.51
7.3.240.0030.01316.36
7.3.230.0140.00316.48
7.3.210.0150.00916.67
7.3.200.0170.00319.39
7.3.190.0100.00716.31
7.3.180.0170.00016.52
7.3.170.0000.01616.27
7.3.160.0060.00916.41
7.3.120.0030.00914.55
7.3.10.0080.00616.71
7.3.00.0110.00316.50
7.2.330.0110.00716.46
7.2.320.0030.01616.51
7.2.310.0060.01216.47
7.2.300.0140.00316.68
7.2.290.0100.00716.47
7.2.130.0060.00616.87
7.2.120.0060.00716.89
7.2.110.0100.00816.80
7.2.100.0040.01016.95
7.2.90.0050.00516.97
7.2.80.0100.00317.05
7.2.70.0080.00816.99
7.2.60.0100.00516.81
7.2.50.0070.00716.72
7.2.40.0020.00916.71
7.2.30.0050.00916.75
7.2.20.0090.00216.83
7.2.10.0050.01016.57
7.2.00.0030.00917.61
7.1.250.0050.00915.71
7.1.240.0000.01315.86
7.1.230.0000.01415.62
7.1.220.0070.00615.86
7.1.210.0040.00415.91
7.1.200.0030.01015.75
7.1.190.0000.01616.02
7.1.180.0030.00615.74
7.1.170.0060.00615.96
7.1.160.0000.01115.70
7.1.150.0050.00315.83
7.1.140.0000.01415.60
7.1.130.0040.00415.68
7.1.120.0030.00915.80
7.1.110.0030.01015.88
7.1.100.0040.00716.98
7.1.90.0070.00715.81
7.1.80.0040.00415.83
7.1.70.0050.00716.44
7.1.60.0080.00817.62
7.1.50.0100.00725.29
7.1.40.0000.01215.59
7.1.30.0090.00615.57
7.1.20.0030.00715.71
7.1.10.0130.00315.72
7.1.00.0030.03618.96
7.0.330.0080.00015.15
7.0.320.0080.00415.20
7.0.310.0030.00915.27
7.0.300.0040.00715.14
7.0.290.0030.00715.32
7.0.280.0030.01014.88
7.0.270.0080.00415.24
7.0.260.0060.00315.18
7.0.250.0040.00915.15
7.0.240.0070.01015.41
7.0.230.0030.00315.25
7.0.220.0100.00315.30
7.0.210.0030.00715.34
7.0.200.0070.00315.74
7.0.190.0030.00615.39
7.0.180.0060.00615.08
7.0.170.0070.00415.40
7.0.160.0100.00315.13
7.0.150.0070.00715.22
7.0.140.0020.04418.74
7.0.130.0100.00315.13
7.0.120.0000.01415.38
7.0.110.0030.01015.10
7.0.100.0000.01115.30
7.0.90.0020.03017.57
7.0.80.0070.03517.58
7.0.70.0220.02517.67
7.0.60.0170.02417.50
7.0.50.0120.04617.73
7.0.40.0100.02016.65
7.0.30.0050.02416.54
7.0.20.0060.01816.69
7.0.10.0050.02316.71
7.0.00.0020.02816.73
5.6.380.0000.01214.11
5.6.370.0030.01014.25
5.6.360.0080.00314.40
5.6.350.0000.01514.42
5.6.340.0070.00314.13
5.6.330.0030.00714.09
5.6.320.0070.00414.00
5.6.310.0040.01114.52
5.6.300.0050.00314.00
5.6.290.0080.00813.99
5.6.280.0070.03717.51
5.6.270.0000.01314.25
5.6.260.0040.00714.02
5.6.250.0040.01114.00
5.6.240.0100.02817.27
5.6.230.0130.01517.37
5.6.220.0030.02917.26
5.6.210.0050.02417.46
5.6.200.0030.04317.73
5.6.190.0050.02717.59
5.6.180.0080.02117.66
5.6.170.0080.04217.58
5.6.160.0080.02317.48
5.6.150.0060.02517.47
5.6.140.0070.02817.60
5.6.130.0070.03017.53
5.6.120.0080.03417.58
5.6.110.0100.02217.61
5.6.100.0090.02217.53
5.6.90.0050.04117.65
5.6.80.0010.02717.27
5.6.70.0050.02317.46
5.6.60.0030.02217.18
5.6.50.0050.04717.11
5.6.40.0100.03717.26
5.6.30.0090.03217.18
5.6.20.0050.03017.09
5.6.10.0100.02517.26
5.6.00.0050.04417.17
5.5.380.0070.02215.54
5.5.370.0020.02415.65
5.5.360.0000.02715.66
5.5.350.0070.02515.59
5.5.340.0050.02515.93
5.5.330.0030.02315.75
5.5.320.0050.04415.88
5.5.310.0020.03615.83
5.5.300.0120.01515.81
5.5.290.0030.02315.79
5.5.280.0050.02416.02
5.5.270.0020.02715.91
5.5.260.0050.02015.94
5.5.250.0040.02415.78
5.5.240.0070.03615.47
5.5.230.0050.02315.63
5.5.220.0020.02415.50
5.5.210.0000.03515.38
5.5.200.0050.04115.20
5.5.190.0050.04215.43
5.5.180.0070.02815.57
5.5.170.0000.01011.04
5.5.160.0050.02715.37
5.5.150.0050.03015.65
5.5.140.0030.02515.35
5.5.130.0070.02815.52
5.5.120.0050.04315.49
5.5.110.0070.02915.54
5.5.100.0040.03515.60
5.5.90.0090.03915.44
5.5.80.0070.03815.38
5.5.70.0060.04115.59
5.5.60.0060.02615.37
5.5.50.0080.02315.58
5.5.40.0060.02815.52
5.5.30.0050.04715.52
5.5.20.0000.04515.38
5.5.10.0060.03015.60
5.5.00.0110.02915.51
5.4.450.0030.02215.19
5.4.440.0040.02215.01
5.4.430.0050.02214.98
5.4.420.0030.02515.20
5.4.410.0010.03115.22
5.4.400.0060.02015.05
5.4.390.0020.03215.09
5.4.380.0070.02114.97
5.4.370.0060.01815.06
5.4.360.0000.03214.74
5.4.350.0020.04715.10
5.4.340.0050.02515.03
5.4.330.0070.00010.75
5.4.320.0060.03914.89
5.4.310.0060.03814.76
5.4.300.0010.02414.84
5.4.290.0050.03814.82
5.4.280.0070.02614.88
5.4.270.0090.02014.91
5.4.260.0060.03814.86
5.4.250.0030.04514.71
5.4.240.0080.04814.69
5.4.230.0050.04215.13
5.4.220.0020.04714.85
5.4.210.0050.02214.75
5.4.200.0080.03315.02
5.4.190.0090.03914.82
5.4.180.0110.04014.97
5.4.170.0100.03314.86
5.4.160.0050.04214.76
5.4.150.0080.03814.58
5.4.140.0090.03813.47
5.4.130.0110.02313.61
5.4.120.0080.02713.57
5.4.110.0030.03113.77
5.4.100.0100.02213.67
5.4.90.0100.02213.68
5.4.80.0080.03613.45
5.4.70.0030.03613.55
5.4.60.0100.02813.63
5.4.50.0090.02413.41
5.4.40.0050.03813.61
5.4.30.0070.03813.41
5.4.20.0060.01913.67
5.4.10.0080.02513.37
5.4.00.0040.02113.39
5.3.290.0080.02312.52
5.3.280.0070.03412.42
5.3.270.0080.04012.55
5.3.260.0060.04512.39
5.3.250.0060.02512.46
5.3.240.0090.02812.46
5.3.230.0080.03212.42
5.3.220.0130.02312.40
5.3.210.0090.04312.49
5.3.200.0110.02012.34
5.3.190.0030.02812.46
5.3.180.0020.02512.49
5.3.170.0050.04012.51
5.3.160.0020.04212.52
5.3.150.0070.02212.52
5.3.140.0050.03412.30
5.3.130.0030.03812.42
5.3.120.0030.02512.30
5.3.110.0040.03412.47
5.3.100.0070.03112.13
5.3.90.0040.03712.27
5.3.80.0100.03812.07
5.3.70.0020.04312.12
5.3.60.0050.04212.22
5.3.50.0030.04311.96
5.3.40.0080.03712.15
5.3.30.0050.03912.12
5.3.20.0020.02512.04
5.3.10.0090.03611.80
5.3.00.0060.04011.81
5.2.170.0070.03210.34
5.2.160.0030.02810.20
5.2.150.0070.01710.13
5.2.140.0050.02510.26
5.2.130.0070.01510.07
5.2.120.0060.01810.31
5.2.110.0040.03210.21
5.2.100.0020.03310.21
5.2.90.0050.03310.26
5.2.80.0060.02010.14
5.2.70.0040.03310.07
5.2.60.0040.03410.24
5.2.50.0020.03010.02
5.2.40.0030.01910.25
5.2.30.0050.03310.10
5.2.20.0070.02810.19
5.2.10.0020.03510.05
5.2.00.0030.0329.86
5.1.60.0080.0259.18
5.1.50.0060.0239.08
5.1.40.0030.0299.14
5.1.30.0000.0329.47
5.1.20.0050.0219.42
5.1.10.0040.0249.29
5.1.00.0010.0319.13
5.0.50.0020.0268.31
5.0.40.0000.0288.24
5.0.30.0020.0298.19
5.0.20.0020.0218.05
5.0.10.0090.0168.17
5.0.00.0030.0338.16
4.4.90.0030.0197.57
4.4.80.0020.0127.57
4.4.70.0020.0177.57
4.4.60.0040.0137.57
4.4.50.0030.0127.57
4.4.40.0020.0277.57
4.4.30.0040.0197.57
4.4.20.0030.0187.57
4.4.10.0030.0177.57
4.4.00.0020.0307.57
4.3.110.0040.0167.57
4.3.100.0050.0167.57
4.3.90.0050.0167.57
4.3.80.0020.0287.57
4.3.70.0050.0147.57
4.3.60.0030.0157.57
4.3.50.0000.0167.57
4.3.40.0040.0137.57
4.3.30.0000.0137.57
4.3.20.0000.0127.57
4.3.10.0030.0207.57
4.3.00.0000.0167.57

preferences:
41.48 ms | 401 KiB | 5 Q