3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (!defined('JSON_UNESCAPED_UNICODE')) { define('JSON_UNESCAPED_SLASHES', 64); define('JSON_UNESCAPED_UNICODE', 256); } $a = array('some' => 'test/'); $j = json_encode($a, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES); $j = str_replace('\/', '/', $j); var_dump($j);

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)
8.3.60.0120.00916.75
8.3.50.0140.00522.84
8.3.40.0150.00018.71
8.3.30.0070.00718.68
8.3.20.0040.00420.25
8.3.10.0040.00423.53
8.3.00.0040.00417.38
8.2.180.0120.00318.17
8.2.170.0100.01022.96
8.2.160.0100.00320.35
8.2.150.0070.00024.18
8.2.140.0070.00024.66
8.2.130.0050.00326.16
8.2.120.0040.00421.09
8.2.110.0090.00022.14
8.2.100.0000.01217.78
8.2.90.0040.00419.23
8.2.80.0050.00517.97
8.2.70.0000.00817.25
8.2.60.0030.00517.91
8.2.50.0060.00318.07
8.2.40.0060.00318.22
8.2.30.0050.00318.05
8.2.20.0040.00417.54
8.2.10.0040.00418.01
8.2.00.0050.00317.76
8.1.280.0140.00025.92
8.1.270.0000.00824.00
8.1.260.0050.00226.35
8.1.250.0000.00728.09
8.1.240.0060.00323.80
8.1.230.0070.00419.00
8.1.220.0000.00717.74
8.1.210.0040.00418.77
8.1.200.0050.00517.22
8.1.190.0000.00917.22
8.1.180.0000.00818.10
8.1.170.0070.00318.48
8.1.160.0060.00321.85
8.1.150.0050.00318.80
8.1.140.0040.00417.38
8.1.130.0070.00017.91
8.1.120.0030.00417.40
8.1.110.0040.00417.37
8.1.100.0030.00317.28
8.1.90.0050.00217.44
8.1.80.0030.00317.38
8.1.70.0040.00417.26
8.1.60.0030.00517.55
8.1.50.0000.00717.41
8.1.40.0040.00417.44
8.1.30.0080.00017.50
8.1.20.0040.00417.64
8.1.10.0040.00417.41
8.1.00.0040.00417.30
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0030.00318.28
8.0.270.0030.00317.09
8.0.260.0030.00317.11
8.0.250.0030.00316.87
8.0.240.0060.00316.81
8.0.230.0000.00716.91
8.0.220.0000.00716.91
8.0.210.0030.00316.87
8.0.200.0000.00616.81
8.0.190.0040.00416.94
8.0.180.0030.00516.94
8.0.170.0050.00316.94
8.0.160.0000.00716.95
8.0.150.0030.00516.75
8.0.140.0040.00416.77
8.0.130.0000.00513.30
8.0.120.0050.00316.87
8.0.110.0000.00816.87
8.0.100.0070.00016.84
8.0.90.0000.00816.90
8.0.80.0090.00616.82
8.0.70.0050.00316.82
8.0.60.0000.00716.71
8.0.50.0000.00816.77
8.0.30.0110.01117.07
8.0.20.0210.01917.40
8.0.10.0000.00716.91
8.0.00.0100.01216.71
7.4.330.0060.00015.00
7.4.320.0070.00016.48
7.4.300.0000.00716.32
7.4.290.0030.00316.41
7.4.280.0110.00016.45
7.4.270.0030.00316.45
7.4.260.0030.00516.37
7.4.250.0040.00416.50
7.4.240.0030.00416.46
7.4.230.0030.00316.55
7.4.220.0060.01616.50
7.4.210.0070.00716.59
7.4.200.0070.00016.62
7.4.160.0170.00016.50
7.4.150.0180.00717.40
7.4.140.0130.00517.86
7.4.130.0050.01116.19
7.4.120.0100.00816.38
7.4.110.0100.00716.24
7.4.100.0110.00816.39
7.4.90.0070.01516.65
7.4.80.0030.01419.39
7.4.70.0130.01016.42
7.4.60.0030.01316.33
7.4.50.0050.00316.47
7.4.40.0040.01216.48
7.4.30.0080.00816.34
7.4.00.0080.00514.92
7.3.330.0070.00012.92
7.3.320.0000.00513.11
7.3.310.0030.00316.13
7.3.300.0060.00016.21
7.3.290.0000.01616.19
7.3.280.0120.00316.22
7.3.270.0090.00917.40
7.3.260.0080.01016.10
7.3.250.0080.01116.15
7.3.240.0120.00616.23
7.3.230.0110.00416.39
7.3.210.0100.00616.14
7.3.200.0060.01019.39
7.3.190.0100.00616.04
7.3.180.0100.00616.22
7.3.170.0060.00916.27
7.3.160.0160.00016.30
7.3.10.0150.00316.11
7.3.00.0140.00316.37
7.2.330.0090.00916.34
7.2.320.0100.00616.67
7.2.310.0100.01016.66
7.2.300.0030.01316.44
7.2.290.0090.00616.20
7.2.130.0110.00716.49
7.2.120.0150.00016.26
7.2.110.0090.00616.18
7.2.100.0040.01416.16
7.2.90.0100.01016.56
7.2.80.0080.01216.45
7.2.70.0160.00316.31
7.2.60.0130.00316.50
7.2.50.0090.00916.19
7.2.40.0110.00716.76
7.2.30.0110.00416.32
7.2.20.0070.01116.38
7.2.10.0070.01116.43
7.2.00.0150.00316.52
7.1.250.0120.00015.25
7.1.100.0060.00617.95
7.1.70.0080.00417.12
7.1.60.0090.01519.40
7.1.50.0040.00716.86
7.1.00.0100.08022.54
7.0.200.0000.00816.86
7.0.140.0070.07321.95
7.0.90.0370.06019.97
7.0.80.0430.04319.84
7.0.70.0470.03319.85
7.0.60.0330.04020.00
7.0.50.0330.08020.21
7.0.40.0000.04320.05
7.0.30.0030.07320.11
7.0.20.0000.06320.13
7.0.10.0070.03720.02
7.0.00.0070.05320.08
5.6.280.0000.07721.07
5.6.240.0030.04320.57
5.6.230.0100.04020.66
5.6.220.0070.03720.53
5.6.210.0070.03720.61
5.6.200.0070.03721.08
5.6.190.0030.04021.03
5.6.180.0030.03721.04
5.6.170.0070.04320.96
5.6.160.0070.04720.95
5.6.150.0030.04321.08
5.6.140.0100.03721.07
5.6.130.0070.04721.10
5.6.120.0070.04021.04
5.6.110.0030.04321.12
5.6.100.0070.04021.00
5.6.90.0170.06721.06
5.6.80.0070.07720.38
5.6.70.0030.05020.50
5.6.60.0100.07020.37
5.6.50.0070.07020.44
5.6.40.0070.04320.49
5.6.30.0000.07720.38
5.6.20.0170.06720.43
5.6.10.0070.04320.37
5.6.00.0130.07020.44
5.5.380.0070.03720.36
5.5.370.0030.04020.39
5.5.360.0070.04020.28
5.5.350.0000.07020.35
5.5.340.0070.04020.90
5.5.330.0030.05320.88
5.5.320.0000.04320.83
5.5.310.0100.03720.78
5.5.300.0030.04020.86
5.5.290.0030.04320.75
5.5.280.0030.08720.82
5.5.270.0100.03320.76
5.5.260.0070.07720.91
5.5.250.0030.04720.54
5.5.240.0030.07020.24
5.5.230.0000.07020.29
5.5.220.0130.07020.21
5.5.210.0130.05720.13
5.5.200.0100.06720.20
5.5.190.0070.05320.25
5.5.180.0070.04020.22
5.5.160.0130.08020.22
5.5.150.0100.06720.12
5.5.140.0100.07320.17
5.5.130.0030.04320.11
5.5.120.0030.07020.16
5.5.110.0100.06720.18
5.5.100.0100.07319.95
5.5.90.0100.04020.11
5.5.80.0070.08020.10
5.5.70.0130.06320.15
5.5.60.0070.09720.06
5.5.50.0100.07720.11
5.5.40.0130.06720.02
5.5.30.0100.03320.07
5.5.20.0070.06720.07
5.5.10.0070.08020.01
5.5.00.0100.07020.06
5.4.450.0030.04319.56
5.4.440.0070.03719.23
5.4.430.0030.05719.32
5.4.420.0030.08319.34
5.4.410.0200.06319.09
5.4.400.0130.05718.84
5.4.390.0130.06719.05
5.4.380.0100.04018.95
5.4.370.0070.07719.02
5.4.360.0170.05719.11
5.4.350.0070.06718.90
5.4.340.0130.06019.03
5.4.320.0100.07019.03
5.4.310.0130.03718.90
5.4.300.0170.03318.81
5.4.290.0000.05718.96
5.4.280.0030.06318.95
5.4.270.0070.06319.03
5.4.260.0070.07719.14
5.4.250.0000.05719.07
5.4.240.0100.06318.95
5.4.230.0100.03319.09
5.4.220.0000.07719.04
5.4.210.0070.07318.88
5.4.200.0000.08719.06
5.4.190.0000.06719.13
5.4.180.0030.03318.77
5.4.170.0130.03019.18
5.4.160.0100.07318.98
5.4.150.0030.04018.95
5.4.140.0100.06316.24
5.4.130.0000.03716.23
5.4.120.0100.06016.23
5.4.110.0100.06716.42
5.4.100.0170.06016.41
5.4.90.0070.04716.21
5.4.80.0030.06016.29
5.4.70.0030.07016.20
5.4.60.0100.07316.20
5.4.50.0070.07016.42
5.4.40.0070.04716.23
5.4.30.0070.07316.39
5.4.20.0030.07316.23
5.4.10.0030.05016.18
5.4.00.0130.06015.46
5.3.290.0000.07714.50
5.3.280.0030.07314.43
5.3.270.0030.06714.55
5.3.260.0030.04014.56
5.3.250.0170.06014.58
5.3.240.0070.03714.58
5.3.230.0000.04014.50
5.3.220.0070.07014.52
5.3.210.0000.08014.42
5.3.200.0170.04714.42
5.3.190.0000.06714.47
5.3.180.0030.04714.51
5.3.170.0130.07014.40
5.3.160.0100.07314.54
5.3.150.0070.07314.41
5.3.140.0100.04314.56
5.3.130.0100.07014.55
5.3.120.0100.07014.50
5.3.110.0100.07714.51
5.3.100.0070.08014.02
5.3.90.0070.07314.00
5.3.80.0100.03713.78
5.3.70.0070.07313.87
5.3.60.0030.04313.86
5.3.50.0100.07013.87
5.3.40.0070.07713.94
5.3.30.0070.07313.88
5.3.20.0070.05313.46
5.3.10.0000.04013.64
5.3.00.0030.03713.59
5.2.170.0030.04311.00
5.2.160.0030.05011.18
5.2.150.0030.04711.21
5.2.140.0030.03711.20
5.2.130.0000.03311.09
5.2.120.0000.03010.96
5.2.110.0000.03010.89
5.2.100.0070.06010.96
5.2.90.0100.05311.05
5.2.80.0070.04011.08
5.2.70.0070.05011.14
5.2.60.0070.05710.84
5.2.50.0030.05010.84
5.2.40.0070.03710.83
5.2.30.0030.03311.02
5.2.20.0070.06310.95
5.2.10.0070.03710.89
5.2.00.0000.04710.73
5.1.60.0030.03010.02
5.1.50.0030.0579.99
5.1.40.0100.04710.04
5.1.30.0030.05310.34
5.1.20.0030.04310.30
5.1.10.0030.05710.10
5.1.00.0030.03010.14
5.0.50.0030.0238.38
5.0.40.0100.0208.46
5.0.30.0130.0278.25
5.0.20.0070.0278.18
5.0.10.0070.0208.15
5.0.00.0000.0378.27
4.4.90.0000.0406.41
4.4.80.0030.0336.41
4.4.70.0030.0306.41
4.4.60.0070.0306.41
4.4.50.0030.0176.41
4.4.40.0130.0436.41
4.4.30.0000.0406.41
4.4.20.0000.0206.41
4.4.10.0030.0206.41
4.4.00.0070.0476.41
4.3.110.0000.0336.41
4.3.100.0070.0236.41
4.3.90.0030.0206.41
4.3.80.0070.0506.41
4.3.70.0070.0306.41
4.3.60.0000.0336.41
4.3.50.0000.0376.41
4.3.40.0030.0506.41
4.3.30.0070.0276.41
4.3.20.0000.0406.41
4.3.10.0000.0336.41
4.3.00.0100.0276.41

preferences:
45.31 ms | 400 KiB | 5 Q