3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = json_encode('{"some":"json here"}'); var_dump($test); var_dump(json_decode($test)); echo ' '; $tes2t = json_decode('{"some":"json here}'); print_r($tes2t);

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)
8.3.60.0140.00718.31
8.3.50.0090.00821.01
8.3.40.0110.00318.59
8.3.30.0130.00020.30
8.3.20.0070.00020.39
8.3.10.0040.00422.09
8.3.00.0030.00522.57
8.2.180.0100.00616.75
8.2.170.0120.00322.96
8.2.160.0100.00722.20
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00417.63
8.2.110.0090.00020.52
8.2.100.0080.00317.78
8.2.90.0030.00619.22
8.2.80.0040.00419.32
8.2.70.0050.00317.63
8.2.60.0040.00418.03
8.2.50.0080.00018.07
8.2.40.0040.00418.08
8.2.30.0060.00317.98
8.2.20.0040.00417.58
8.2.10.0030.00517.67
8.2.00.0040.00417.59
8.1.280.0100.01025.92
8.1.270.0040.00424.66
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0100.01023.98
8.1.230.0000.01119.10
8.1.220.0000.00917.74
8.1.210.0040.00418.77
8.1.200.0060.00317.13
8.1.190.0000.00717.30
8.1.180.0030.00618.76
8.1.170.0050.00318.52
8.1.160.0030.00320.79
8.1.150.0040.00418.62
8.1.140.0000.00817.29
8.1.130.0000.00817.86
8.1.120.0040.00417.30
8.1.110.0000.00717.40
8.1.100.0000.00717.35
8.1.90.0030.00317.44
8.1.80.0000.00717.39
8.1.70.0040.00417.36
8.1.60.0060.00317.52
8.1.50.0000.00817.28
8.1.40.0040.00417.34
8.1.30.0040.00417.58
8.1.20.0030.00517.46
8.1.10.0060.00317.57
8.1.00.0030.00517.30
8.0.300.0070.00018.77
8.0.290.0000.00717.16
8.0.280.0050.00318.35
8.0.270.0050.00317.25
8.0.260.0080.00016.80
8.0.250.0000.00716.92
8.0.240.0000.00816.89
8.0.230.0070.00016.76
8.0.220.0030.00316.84
8.0.210.0030.00316.84
8.0.200.0070.00016.75
8.0.190.0040.00416.85
8.0.180.0000.00716.77
8.0.170.0020.00516.77
8.0.160.0000.00716.68
8.0.150.0000.00816.84
8.0.140.0040.00416.73
8.0.130.0030.00313.27
8.0.120.0040.00416.82
8.0.110.0040.00416.78
8.0.100.0030.00416.88
8.0.90.0070.00016.88
8.0.80.0030.01316.83
8.0.70.0030.00316.78
8.0.60.0000.00716.80
8.0.50.0030.00516.83
8.0.30.0110.00816.97
8.0.20.0170.00217.40
8.0.10.0070.00016.77
8.0.00.0110.00716.66
7.4.330.0050.00015.00
7.4.320.0030.00316.44
7.4.300.0030.00316.43
7.4.290.0030.00316.45
7.4.280.0030.00316.37
7.4.270.0040.00416.41
7.4.260.0030.00716.45
7.4.250.0040.00416.30
7.4.240.0040.00316.52
7.4.230.0000.00716.23
7.4.220.0070.01116.63
7.4.210.0080.00716.40
7.4.200.0000.00816.48
7.4.190.0040.00416.66
7.4.160.0090.00616.26
7.4.150.0170.00317.40
7.4.140.0080.01017.86
7.4.130.0120.00716.49
7.4.120.0120.00516.37
7.4.110.0180.00416.34
7.4.100.0090.00816.45
7.4.90.0100.00716.40
7.4.80.0120.00619.39
7.4.70.0130.00316.30
7.4.60.0040.01216.39
7.4.50.0040.00416.19
7.4.40.0070.01122.77
7.4.30.0090.01316.48
7.4.00.0120.00314.71
7.3.330.0050.00012.94
7.3.320.0030.00312.85
7.3.310.0030.00416.18
7.3.300.0030.00316.04
7.3.290.0070.00716.06
7.3.280.0070.01016.14
7.3.270.0100.00617.40
7.3.260.0110.00616.18
7.3.250.0080.01016.20
7.3.240.0000.01716.42
7.3.230.0030.01316.39
7.3.210.0100.00716.35
7.3.200.0060.01319.39
7.3.190.0040.01316.18
7.3.180.0160.00216.31
7.3.170.0110.01016.27
7.3.160.0070.01016.38
7.3.120.0040.00814.33
7.2.330.0120.00616.48
7.2.320.0160.00716.54
7.2.310.0080.00816.39
7.2.300.0120.00616.66
7.2.290.0030.01216.64
7.2.60.0070.00716.72
7.2.00.0030.01319.02
7.1.200.0100.00315.88
7.1.100.0070.00718.10
7.1.70.0000.01017.07
7.1.60.0030.02119.32
7.1.50.0130.00616.83
7.1.00.0000.03722.44
7.0.200.0110.00714.63
7.0.140.0030.07322.00
7.0.90.0400.04719.94
7.0.80.0430.04019.90
7.0.70.0170.04019.97
7.0.60.0330.05019.96
7.0.50.0500.04020.32
7.0.40.0100.08320.18
7.0.30.0100.05020.19
7.0.20.0030.05320.17
7.0.10.0130.03320.14
7.0.00.0030.05320.12
5.6.280.0030.07320.91
5.6.240.0030.06020.63
5.6.230.0030.04320.66
5.6.220.0070.04020.66
5.6.210.0030.04720.66
5.6.200.0100.07721.08
5.6.190.0130.05320.96
5.6.180.0030.04321.10
5.6.170.0070.07321.13
5.6.160.0070.06721.13
5.6.150.0030.08021.08
5.6.140.0070.04020.90
5.6.130.0100.05321.13
5.6.120.0030.09021.03
5.6.110.0070.09021.09
5.6.100.0070.08021.08
5.6.90.0130.07721.11
5.6.80.0030.05720.51
5.6.70.0100.08020.34
5.6.60.0200.06720.50
5.6.50.0130.07320.39
5.6.40.0130.07320.43
5.6.30.0070.07720.44
5.6.20.0100.07320.30
5.6.10.0070.07720.35
5.6.00.0100.06020.42
5.5.380.0030.07020.56
5.5.370.0030.06320.48
5.5.360.0000.04720.34
5.5.350.0200.06020.39
5.5.340.0030.06720.82
5.5.330.0100.03720.91
5.5.320.0100.04020.87
5.5.310.0000.04720.63
5.5.300.0030.03720.91
5.5.290.0100.08320.82
5.5.280.0100.03020.85
5.5.270.0170.07320.79
5.5.260.0170.07320.74
5.5.250.0030.08020.64
5.5.240.0100.07720.27
5.5.230.0100.08320.19
5.5.220.0030.04020.14
5.5.210.0070.08320.10
5.5.200.0170.06320.12
5.5.190.0130.07720.11
5.5.180.0130.05020.11
5.5.160.0100.07720.13
5.5.150.0070.07320.16
5.5.140.0100.04720.17
5.5.130.0030.08020.25
5.5.120.0270.05020.23
5.5.110.0230.05720.20
5.5.100.0100.07720.15
5.5.90.0100.08020.06
5.5.80.0130.06719.97
5.5.70.0130.07320.09
5.5.60.0130.06720.08
5.5.50.0130.07020.13
5.5.40.0100.07020.14
5.5.30.0030.08319.91
5.5.20.0070.07720.13
5.5.10.0070.05320.11
5.5.00.0100.08019.90
5.4.450.0030.04319.55
5.4.440.0070.03319.35
5.4.430.0030.07019.13
5.4.420.0000.09019.41
5.4.410.0100.06019.32
5.4.400.0070.07719.13
5.4.390.0070.05719.07
5.4.380.0100.07718.92
5.4.370.0070.03718.83
5.4.360.0130.06719.12
5.4.350.0070.07719.23
5.4.340.0070.07319.02
5.4.320.0070.05018.81
5.4.310.0100.06719.23
5.4.300.0030.06318.78
5.4.290.0130.04718.98
5.4.280.0070.06019.04
5.4.270.0070.07019.09
5.4.260.0070.05019.07
5.4.250.0170.06018.78
5.4.240.0130.05719.12
5.4.230.0100.07719.12
5.4.220.0030.08319.04
5.4.210.0030.07318.80
5.4.200.0100.05718.95
5.4.190.0170.07318.89
5.4.180.0170.06018.95
5.4.170.0070.07319.05
5.4.160.0000.08318.80
5.4.150.0030.08319.04
5.4.140.0200.06716.23
5.4.130.0030.07716.30
5.4.120.0030.06316.22
5.4.110.0070.07016.22
5.4.100.0030.05716.33
5.4.90.0000.06316.34
5.4.80.0100.07016.22
5.4.70.0070.06716.39
5.4.60.0100.06316.30
5.4.50.0070.07316.35
5.4.40.0070.05016.46
5.4.30.0230.05016.25
5.4.20.0030.07016.41
5.4.10.0030.08016.30
5.4.00.0070.07315.72
5.3.290.0070.06014.64
5.3.280.0100.06014.57
5.3.270.0000.05314.54
5.3.260.0230.07314.55
5.3.250.0170.05314.59
5.3.240.0030.08314.54
5.3.230.0070.07314.55
5.3.220.0100.04714.47
5.3.210.0030.07014.42
5.3.200.0070.07314.47
5.3.190.0100.04014.55
5.3.180.0070.03714.55
5.3.170.0070.07314.42
5.3.160.0070.05314.55
5.3.150.0130.03314.57
5.3.140.0030.07314.39
5.3.130.0070.07714.55
5.3.120.0130.06314.48
5.3.110.0030.07314.54
5.3.100.0100.06714.04
5.3.90.0000.08314.01
5.3.80.0000.06714.01
5.3.70.0000.08013.96
5.3.60.0130.04713.86
5.3.50.0000.07313.70
5.3.40.0070.07713.70
5.3.30.0100.05713.91
5.3.20.0030.04313.68
5.3.10.0130.06313.60
5.3.00.0100.06713.63
5.2.170.0030.06311.00
5.2.160.0000.07011.13
5.2.150.0100.05311.13
5.2.140.0070.05711.16
5.2.130.0100.02711.10
5.2.120.0030.03311.12
5.2.110.0030.05711.16
5.2.100.0030.05011.05
5.2.90.0070.05311.02
5.2.80.0070.03711.02
5.2.70.0100.03710.90
5.2.60.0030.05011.03
5.2.50.0130.05011.01
5.2.40.0100.05310.99
5.2.30.0070.05711.02
5.2.20.0070.04710.95
5.2.10.0100.05010.77
5.2.00.0030.06310.76
5.1.60.0030.05010.02
5.1.50.0100.03710.01
5.1.40.0000.0509.80
5.1.30.0030.03710.28
5.1.20.0100.05010.26
5.1.10.0100.03010.09
5.1.00.0030.05310.14
5.0.50.0070.0378.61
5.0.40.0070.0408.43
5.0.30.0000.0538.26
5.0.20.0100.0278.27
5.0.10.0030.0438.20
5.0.00.0030.0638.03
4.4.90.0030.0377.34
4.4.80.0000.0277.34
4.4.70.0000.0377.34
4.4.60.0000.0337.34
4.4.50.0070.0307.34
4.4.40.0030.0407.34
4.4.30.0030.0307.34
4.4.20.0030.0337.34
4.4.10.0030.0307.34
4.4.00.0030.0477.34
4.3.110.0070.0307.34
4.3.100.0030.0207.34
4.3.90.0070.0307.34
4.3.80.0030.0537.34
4.3.70.0030.0177.34
4.3.60.0030.0207.34
4.3.50.0030.0337.34
4.3.40.0000.0477.34
4.3.30.0000.0307.34
4.3.20.0030.0337.34
4.3.10.0070.0237.34
4.3.00.0000.0377.34

preferences:
41.87 ms | 401 KiB | 5 Q