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)
8.3.60.0130.00718.43
8.3.50.0120.00721.02
8.3.40.0070.01018.42
8.3.30.0100.00320.06
8.3.20.0030.00520.11
8.3.10.0000.00821.09
8.3.00.0070.00023.48
8.2.180.0150.00616.50
8.2.170.0140.00322.96
8.2.160.0130.00020.39
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0060.00321.02
8.2.110.0040.00720.53
8.2.100.0000.01117.84
8.2.90.0070.00019.17
8.2.80.0060.00317.97
8.2.70.0040.00417.63
8.2.60.0030.00517.80
8.2.50.0040.00418.07
8.2.40.0060.00318.03
8.2.30.0070.00019.33
8.2.20.0000.00717.58
8.2.10.0050.00317.53
8.2.00.0070.00017.66
8.1.280.0110.00425.92
8.1.270.0090.00023.99
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00622.27
8.1.230.0090.00320.87
8.1.220.0100.00018.77
8.1.210.0040.00418.83
8.1.200.0000.00817.22
8.1.190.0000.00717.51
8.1.180.0060.00318.10
8.1.170.0050.00318.55
8.1.160.0000.00718.82
8.1.150.0070.00018.61
8.1.140.0050.00317.29
8.1.130.0040.00417.81
8.1.120.0050.00217.40
8.1.110.0040.00417.44
8.1.100.0030.00317.29
8.1.90.0040.00417.37
8.1.80.0040.00417.24
8.1.70.0040.00417.28
8.1.60.0040.00417.55
8.1.50.0070.00017.29
8.1.40.0080.00417.41
8.1.30.0070.00017.56
8.1.20.0060.00317.59
8.1.10.0050.00217.43
8.1.00.0060.00317.38
8.0.300.0040.00419.90
8.0.290.0000.00717.18
8.0.280.0070.00018.38
8.0.270.0030.00317.18
8.0.260.0000.00716.70
8.0.250.0000.00816.82
8.0.240.0000.00816.88
8.0.230.0070.00016.84
8.0.220.0030.00616.77
8.0.210.0000.00716.73
8.0.200.0030.00316.88
8.0.190.0050.00216.77
8.0.180.0080.00016.87
8.0.170.0030.00516.73
8.0.160.0030.00516.84
8.0.150.0070.00016.86
8.0.140.0040.00416.81
8.0.130.0050.00013.20
8.0.120.0040.00416.77
8.0.110.0040.00316.66
8.0.100.0040.00416.78
8.0.90.0000.00716.88
8.0.80.0110.00416.79
8.0.70.0000.00716.76
8.0.60.0000.00716.88
8.0.50.0040.00416.77
8.0.30.0100.01016.87
8.0.20.0180.00017.40
8.0.10.0040.00416.85
8.0.00.0110.00816.63
7.4.330.0000.00416.66
7.4.320.0060.00016.29
7.4.300.0000.00616.57
7.4.290.0060.00016.50
7.4.280.0070.00016.50
7.4.270.0060.00016.41
7.4.260.0050.00013.18
7.4.250.0040.00416.49
7.4.240.0030.00316.54
7.4.230.0030.00316.52
7.4.220.0100.01716.47
7.4.210.0030.01316.48
7.4.200.0030.00316.27
7.4.190.0040.00416.61
7.4.160.0150.00316.46
7.4.150.0090.00917.40
7.4.140.0120.00817.86
7.4.130.0110.01116.42
7.4.120.0070.01016.51
7.4.110.0070.01016.61
7.4.100.0060.01016.38
7.4.90.0060.01216.25
7.4.80.0100.00619.39
7.4.70.0060.01216.39
7.4.60.0100.00616.30
7.4.50.0030.00616.46
7.4.40.0170.00022.77
7.4.30.0110.00616.29
7.4.00.0110.00415.03
7.3.330.0000.00512.97
7.3.320.0030.00312.97
7.3.310.0030.00316.08
7.3.300.0030.00315.98
7.3.290.0100.00416.13
7.3.280.0070.00916.13
7.3.270.0120.00617.40
7.3.260.0080.01318.24
7.3.250.0110.00516.22
7.3.240.0120.01216.18
7.3.230.0150.00316.53
7.3.210.0120.00916.23
7.3.200.0210.00019.39
7.3.190.0090.00616.11
7.3.180.0180.00316.37
7.3.170.0090.01316.27
7.3.160.0170.00316.41
7.3.120.0000.01214.40
7.2.330.0090.00816.37
7.2.320.0070.01016.19
7.2.310.0170.00616.32
7.2.300.0080.00816.39
7.2.290.0070.01116.40
7.2.00.0040.01119.43
7.1.100.0030.00617.65
7.1.70.0040.00817.05
7.1.60.0100.01319.17
7.1.50.0040.02116.89
7.1.00.0100.06322.50
7.0.200.0060.00616.60
7.0.140.0030.07021.95
7.0.100.0030.05019.92
7.0.90.0200.06719.97
7.0.80.0070.08319.89
7.0.70.0070.09019.98
7.0.60.0200.04019.88
7.0.50.0130.06320.34
7.0.40.0070.08020.07
7.0.30.0030.09019.94
7.0.20.0130.04320.02
7.0.10.0030.08020.03
7.0.00.0100.04720.13
5.6.280.0000.07721.14
5.6.250.0170.07020.60
5.6.240.0100.07720.62
5.6.230.0000.09720.52
5.6.220.0130.07320.49
5.6.210.0170.07720.60
5.6.200.0100.06321.03
5.6.190.0070.08320.94
5.6.180.0070.08021.09
5.6.170.0030.08020.95
5.6.160.0200.06720.95
5.6.150.0030.07021.03
5.6.140.0030.05721.04
5.6.130.0200.07721.09
5.6.120.0130.08321.04
5.6.110.0070.08021.02
5.6.100.0030.07721.06
5.6.90.0030.08720.97
5.6.80.0170.03720.33
5.6.70.0130.07320.34
5.6.60.0030.05320.23
5.6.50.0100.07720.40
5.6.40.0130.04020.43
5.6.30.0200.06720.50
5.6.20.0170.06320.35
5.6.10.0030.04020.35
5.6.00.0030.08020.46
5.5.380.0130.06720.44
5.5.370.0200.06720.39
5.5.360.0030.08020.35
5.5.350.0100.08320.31
5.5.340.0100.05320.77
5.5.330.0100.08020.77
5.5.320.0100.07320.87
5.5.310.0070.08720.89
5.5.300.0130.07720.81
5.5.290.0000.09020.82
5.5.280.0070.09020.81
5.5.270.0000.05720.85
5.5.260.0130.04320.88
5.5.250.0070.04320.73
5.5.240.0100.07720.11
5.5.230.0070.08020.20
5.5.220.0130.07320.26
5.5.210.0070.08320.16
5.5.200.0030.07320.17
5.5.190.0100.07320.20
5.5.180.0100.07720.27
5.5.160.0070.03720.27
5.5.150.0170.07020.25
5.5.140.0130.07320.11
5.5.130.0030.07720.07
5.5.120.0130.07320.24
5.5.110.0130.07320.20
5.5.100.0000.06720.16
5.5.90.0000.05019.94
5.5.80.0130.08320.17
5.5.70.0070.06720.04
5.5.60.0070.07720.05
5.5.50.0230.06320.14
5.5.40.0130.07720.04
5.5.30.0130.07320.05
5.5.20.0130.07320.01
5.5.10.0070.08020.00
5.5.00.0170.06320.02
5.4.450.0070.04719.11
5.4.440.0170.07019.41
5.4.430.0070.04719.44
5.4.420.0130.03719.24
5.4.410.0030.07319.10
5.4.400.0070.08319.06
5.4.390.0130.07019.12
5.4.380.0130.06718.96
5.4.370.0030.07019.05
5.4.360.0100.06718.83
5.4.350.0200.06018.78
5.4.340.0070.08018.96
5.4.320.0070.08018.90
5.4.310.0000.07319.04
5.4.300.0170.06718.97
5.4.290.0070.07018.78
5.4.280.0000.08319.03
5.4.270.0030.08018.96
5.4.260.0070.07319.04
5.4.250.0030.07718.94
5.4.240.0030.04019.03
5.4.230.0070.06018.82
5.4.220.0070.05719.02
5.4.210.0330.02319.22
5.4.200.0100.05718.96
5.4.190.0000.08319.11
5.4.180.0170.06718.84
5.4.170.0170.03318.93
5.4.160.0070.07018.78
5.4.150.0100.07319.00
5.4.140.0070.07316.35
5.4.130.0070.06716.18
5.4.120.0100.07316.32
5.4.110.0070.04316.30
5.4.100.0070.07316.38
5.4.90.0100.06316.23
5.4.80.0100.07316.25
5.4.70.0070.06016.20
5.4.60.0100.06716.41
5.4.50.0070.07316.35
5.4.40.0070.04016.36
5.4.30.0070.07016.29
5.4.20.0100.07016.40
5.4.10.0030.08016.24
5.4.00.0070.06315.81
5.3.290.0070.07314.60
5.3.280.0100.04014.57
5.3.270.0130.06714.51
5.3.260.0100.08014.60
5.3.250.0070.08314.51
5.3.240.0030.08014.54
5.3.230.0170.06714.61
5.3.220.0070.06014.52
5.3.210.0070.07314.44
5.3.200.0070.07014.42
5.3.190.0030.07014.54
5.3.180.0030.07314.50
5.3.170.0030.07314.42
5.3.160.0000.06714.54
5.3.150.0070.07314.55
5.3.140.0000.08014.41
5.3.130.0030.08014.55
5.3.120.0170.06714.41
5.3.110.0100.07014.54
5.3.100.0070.07014.01
5.3.90.0070.07714.01
5.3.80.0100.06313.78
5.3.70.0100.06714.00
5.3.60.0070.06713.96
5.3.50.0000.05713.89
5.3.40.0200.06013.93
5.3.30.0070.05713.84
5.3.20.0030.07013.63
5.3.10.0230.05313.51
5.3.00.0000.07013.60
5.2.170.0030.03311.21
5.2.160.0070.04710.96
5.2.150.0070.06311.19
5.2.140.0030.05311.16
5.2.130.0030.04711.08
5.2.120.0100.06010.89
5.2.110.0070.06011.16
5.2.100.0070.04311.09
5.2.90.0070.05711.10
5.2.80.0030.05711.08
5.2.70.0070.06011.11
5.2.60.0070.06011.10
5.2.50.0070.03310.88
5.2.40.0070.06010.99
5.2.30.0030.06010.79
5.2.20.0070.06010.95
5.2.10.0030.04710.77
5.2.00.0170.04710.61
5.1.60.0100.04710.00
5.1.50.0030.03010.04
5.1.40.0000.0579.95
5.1.30.0100.05010.34
5.1.20.0100.05010.36
5.1.10.0070.03710.09
5.1.00.0070.05310.05
5.0.50.0030.0278.54
5.0.40.0000.0438.43
5.0.30.0000.0378.43
5.0.20.0070.0378.43
5.0.10.0070.0408.43
5.0.00.0100.0438.43
4.4.90.0030.0238.43
4.4.80.0000.0378.43
4.4.70.0100.0208.43
4.4.60.0030.0178.43
4.4.50.0030.0178.43
4.4.40.0030.0408.43
4.4.30.0000.0208.43
4.4.20.0030.0338.43
4.4.10.0000.0378.43
4.4.00.0000.0508.43
4.3.110.0070.0338.43
4.3.100.0030.0338.43
4.3.90.0070.0178.43
4.3.80.0000.0578.43
4.3.70.0070.0308.43
4.3.60.0000.0278.43
4.3.50.0130.0278.43
4.3.40.0030.0578.43
4.3.30.0030.0338.43
4.3.20.0000.0378.43
4.3.10.0030.0178.43
4.3.00.0000.0278.43

preferences:
44.45 ms | 401 KiB | 5 Q