3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo json_encode('</a>');

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)
8.3.60.0100.00716.38
8.3.50.0050.01018.25
8.3.40.0070.00718.59
8.3.30.0100.00318.50
8.3.20.0070.00018.74
8.3.10.0000.00920.36
8.3.00.0030.00619.26
8.2.180.0000.02216.63
8.2.170.0080.00622.96
8.2.160.0060.00918.54
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0060.00318.66
8.2.110.0060.00320.96
8.2.100.0040.01117.61
8.2.90.0030.00619.34
8.2.80.0070.00019.21
8.2.70.0030.00617.59
8.2.60.0040.00417.93
8.2.50.0030.00918.07
8.2.40.0080.00018.09
8.2.30.0000.00717.85
8.2.20.0060.00317.43
8.2.10.0070.00017.61
8.2.00.0030.00517.43
8.1.280.0070.01025.92
8.1.270.0040.00423.99
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0030.00622.34
8.1.230.0060.00620.75
8.1.220.0030.00617.79
8.1.210.0000.00818.77
8.1.200.0080.00017.13
8.1.190.0040.00417.39
8.1.180.0000.00818.10
8.1.170.0000.00718.83
8.1.160.0050.00218.78
8.1.150.0000.00718.41
8.1.140.0040.00417.31
8.1.130.0030.00317.62
8.1.120.0040.00417.26
8.1.110.0070.00017.34
8.1.100.0040.00417.30
8.1.90.0030.00317.31
8.1.80.0000.00817.30
8.1.70.0030.00317.19
8.1.60.0000.00717.33
8.1.50.0000.00717.36
8.1.40.0000.00817.41
8.1.30.0000.00817.38
8.1.20.0050.00217.38
8.1.10.0070.00017.36
8.1.00.0000.00717.28
8.0.300.0040.00419.84
8.0.290.0020.00516.63
8.0.280.0000.00718.30
8.0.270.0000.00717.08
8.0.260.0080.00016.72
8.0.250.0080.00016.91
8.0.240.0070.00016.86
8.0.230.0000.00716.78
8.0.220.0000.00716.63
8.0.210.0040.00416.76
8.0.200.0040.00416.82
8.0.190.0030.00516.82
8.0.180.0000.00816.68
8.0.170.0090.00016.73
8.0.160.0000.00816.66
8.0.150.0030.00616.76
8.0.140.0080.00016.69
8.0.130.0030.00313.19
8.0.120.0070.00016.70
8.0.110.0000.00716.71
8.0.100.0030.00316.80
8.0.90.0040.00416.79
8.0.80.0060.01316.70
8.0.70.0030.00416.53
8.0.60.0000.00816.59
8.0.50.0030.00316.70
8.0.30.0130.00716.94
8.0.20.0150.00716.91
8.0.10.0050.00216.76
8.0.00.0090.01016.58
7.4.330.0050.00012.97
7.4.320.0000.00616.36
7.4.300.0040.00416.22
7.4.290.0070.00016.37
7.4.280.0040.00416.43
7.4.270.0000.00716.22
7.4.260.0050.00013.13
7.4.250.0080.00016.32
7.4.240.0040.00416.45
7.4.230.0030.00316.26
7.4.220.0200.00716.55
7.4.210.0030.01616.32
7.4.200.0040.00416.53
7.4.190.0020.00516.51
7.4.160.0130.00316.23
7.4.150.0120.01216.27
7.4.140.0040.01416.27
7.4.130.0100.00716.40
7.4.120.0130.00316.40
7.4.110.0060.01216.46
7.4.100.0070.01016.55
7.4.90.0070.01016.25
7.4.80.0110.00619.39
7.4.70.0060.01816.33
7.4.60.0040.01216.34
7.4.50.0060.00316.39
7.4.40.0000.01316.45
7.4.30.0040.01216.23
7.4.00.0000.01414.86
7.3.330.0000.00712.82
7.3.320.0040.00412.83
7.3.310.0040.00415.96
7.3.300.0040.00416.18
7.3.290.0030.01116.14
7.3.280.0070.00916.11
7.3.270.0090.01216.20
7.3.260.0070.01416.17
7.3.250.0150.00816.29
7.3.240.0080.00816.22
7.3.230.0100.00716.12
7.3.210.0090.00916.32
7.3.200.0090.00916.45
7.3.190.0030.01916.17
7.3.180.0130.00316.26
7.3.170.0060.00916.42
7.3.160.0070.01016.33
7.3.120.0110.00414.74
7.2.330.0110.00616.54
7.2.320.0090.01216.65
7.2.310.0140.00316.39
7.2.300.0100.01316.52
7.2.290.0140.00716.41
7.2.00.0000.01219.35
7.1.70.0000.01017.18
7.1.60.0100.01619.31
7.1.50.0130.01334.35
7.1.00.0030.03322.43
7.0.200.0030.00716.61
7.0.140.0100.06722.12
7.0.120.0030.07022.06
7.0.90.0130.08019.96
7.0.80.0270.04019.84
7.0.70.0570.05319.85
7.0.60.0500.08319.95
7.0.50.0400.08720.27
7.0.40.0030.05320.00
7.0.30.0030.08720.05
7.0.20.0100.06320.01
7.0.10.0130.08320.13
7.0.00.0030.07320.12
5.6.280.0030.07320.80
5.6.240.0100.07020.59
5.6.230.0000.08320.71
5.6.220.0130.07320.61
5.6.210.0070.04720.55
5.6.200.0030.08321.00
5.6.190.0170.07021.13
5.6.180.0130.07721.01
5.6.170.0130.07721.03
5.6.160.0100.03721.16
5.6.150.0100.07321.03
5.6.140.0130.07321.05
5.6.130.0030.04321.01
5.6.120.0070.06021.16
5.6.110.0030.04020.91
5.6.100.0030.08020.93
5.6.90.0130.07320.99
5.6.80.0070.08020.48
5.6.70.0070.08020.45
5.6.60.0130.07020.45
5.6.50.0100.04320.40
5.6.40.0000.06020.38
5.6.30.0070.04020.43
5.6.20.0170.06020.30
5.6.10.0070.05020.51
5.6.00.0070.08020.36
5.5.380.0100.08020.33
5.5.370.0200.05320.38
5.5.360.0070.07020.34
5.5.350.0070.05020.36
5.5.340.0030.08020.89
5.5.330.0170.07020.92
5.5.320.0200.07020.60
5.5.310.0030.09020.88
5.5.300.0070.03720.90
5.5.290.0000.04020.91
5.5.280.0070.04020.91
5.5.270.0070.08020.79
5.5.260.0070.07720.91
5.5.250.0070.08320.66
5.5.240.0100.06020.29
5.5.230.0070.07720.13
5.5.220.0100.07020.21
5.5.210.0030.08720.17
5.5.200.0100.06320.23
5.5.190.0030.03720.24
5.5.180.0070.05720.13
5.5.160.0030.06720.23
5.5.150.0130.07320.23
5.5.140.0070.05720.07
5.5.130.0070.08020.27
5.5.120.0130.05320.26
5.5.110.0130.06320.22
5.5.100.0000.09020.13
5.5.90.0070.07720.14
5.5.80.0030.04320.10
5.5.70.0100.03320.09
5.5.60.0070.05320.05
5.5.50.0030.05720.14
5.5.40.0070.06720.07
5.5.30.0030.03319.95
5.5.20.0030.06320.10
5.5.10.0030.05720.08
5.5.00.0000.06320.04
5.4.450.0100.07019.29
5.4.440.0000.08319.45
5.4.430.0130.06719.30
5.4.420.0000.08719.27
5.4.410.0130.07019.27
5.4.400.0100.03318.91
5.4.390.0100.07019.13
5.4.380.0070.03019.25
5.4.370.0100.06319.13
5.4.360.0170.06318.98
5.4.350.0000.08319.03
5.4.340.0030.07319.17
5.4.320.0130.06019.07
5.4.310.0070.04019.04
5.4.300.0070.05718.90
5.4.290.0100.04019.11
5.4.280.0070.03719.02
5.4.270.0070.03019.09
5.4.260.0070.03718.90
5.4.250.0070.03318.97
5.4.240.0100.04718.96
5.4.230.0070.07018.80
5.4.220.0100.06019.02
5.4.210.0030.08018.97
5.4.200.0100.04018.89
5.4.190.0100.06019.22
5.4.180.0100.07019.08
5.4.170.0100.07018.96
5.4.160.0100.07319.12
5.4.150.0070.04019.09
5.4.140.0230.06716.32
5.4.130.0130.06716.33
5.4.120.0070.07316.07
5.4.110.0070.07016.32
5.4.100.0030.04716.22
5.4.90.0070.05716.23
5.4.80.0100.04316.36
5.4.70.0030.07316.41
5.4.60.0100.07016.47
5.4.50.0070.06716.18
5.4.40.0000.06316.35
5.4.30.0070.03716.45
5.4.20.0070.07016.41
5.4.10.0100.07316.18
5.4.00.0030.04315.68
5.3.290.0100.07314.66
5.3.280.0070.06714.57
5.3.270.0030.08014.45
5.3.260.0100.07314.46
5.3.250.0070.07014.58
5.3.240.0030.08014.46
5.3.230.0100.07714.46
5.3.220.0030.08014.52
5.3.210.0030.07714.51
5.3.200.0100.07014.53
5.3.190.0030.04314.52
5.3.180.0070.07314.41
5.3.170.0030.04014.42
5.3.160.0170.04014.55
5.3.150.0030.07714.55
5.3.140.0030.07714.51
5.3.130.0000.08014.48
5.3.120.0130.05314.40
5.3.110.0100.04314.55
5.3.100.0070.06714.02
5.3.90.0100.03313.96
5.3.80.0070.07314.01
5.3.70.0130.03713.79
5.3.60.0030.07013.99
5.3.50.0230.03713.87
5.3.40.0100.04313.80
5.3.30.0070.07013.81
5.3.20.0070.07313.64
5.3.10.0030.05313.61
5.3.00.0000.08013.61
5.2.170.0070.06010.97
5.2.160.0030.06311.22
5.2.150.0030.03710.98
5.2.140.0070.06010.95
5.2.130.0130.05010.90
5.2.120.0030.03310.93
5.2.110.0100.05011.09
5.2.100.0130.05711.01
5.2.90.0000.06011.09
5.2.80.0000.03711.08
5.2.70.0130.05310.91
5.2.60.0030.05010.96
5.2.50.0000.03010.94
5.2.40.0030.03311.04
5.2.30.0030.05010.96
5.2.20.0070.05010.82
5.2.10.0030.03010.89
5.2.00.0030.02710.61
5.1.60.0000.02710.02
5.1.50.0030.03010.02
5.1.40.0030.0239.96
5.1.30.0030.03010.36
5.1.20.0030.02710.25
5.1.10.0000.0279.90
5.1.00.0070.02010.12
5.0.50.0000.0238.55
5.0.40.0000.0208.48
5.0.30.0030.0278.26
5.0.20.0000.0208.03
5.0.10.0030.0178.16
5.0.00.0000.0408.20
4.4.90.0000.0406.99
4.4.80.0030.0176.99
4.4.70.0030.0206.99
4.4.60.0030.0136.99
4.4.50.0030.0136.99
4.4.40.0030.0236.99
4.4.30.0100.0106.99
4.4.20.0000.0176.99
4.4.10.0030.0236.99
4.4.00.0000.0276.99
4.3.110.0000.0206.99
4.3.100.0000.0136.99
4.3.90.0030.0136.99
4.3.80.0030.0206.99
4.3.70.0030.0106.99
4.3.60.0000.0176.99
4.3.50.0030.0136.99
4.3.40.0000.0236.99
4.3.30.0000.0176.99
4.3.20.0000.0136.99
4.3.10.0070.0336.99
4.3.00.0000.0336.99

preferences:
42.91 ms | 401 KiB | 5 Q