3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo json_encode(['blah' => 23,11 => 12]);

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)
8.3.60.0130.00716.50
8.3.50.0150.00316.33
8.3.40.0170.00018.68
8.3.30.0120.00318.52
8.3.20.0040.00421.66
8.3.10.0030.00618.52
8.3.00.0050.00319.26
8.2.180.0040.01118.04
8.2.170.0070.01022.96
8.2.160.0000.01420.52
8.2.150.0000.00824.18
8.2.140.0110.00024.66
8.2.130.0070.00726.16
8.2.120.0040.00419.48
8.2.110.0070.00322.08
8.2.100.0070.00417.72
8.2.90.0040.00417.50
8.2.80.0030.00517.97
8.2.70.0080.00017.80
8.2.60.0040.00418.03
8.2.50.0040.00418.10
8.2.40.0070.00419.19
8.2.30.0000.00719.18
8.2.20.0050.00218.04
8.2.10.0070.00019.17
8.2.00.0000.00717.80
8.1.280.0100.00725.92
8.1.270.0090.00023.69
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00322.02
8.1.230.0070.00319.16
8.1.220.0040.00417.74
8.1.210.0000.00820.97
8.1.200.0030.00617.10
8.1.190.0080.00017.10
8.1.180.0000.00818.10
8.1.170.0050.00318.62
8.1.160.0000.00718.67
8.1.150.0070.00018.78
8.1.140.0040.00420.25
8.1.130.0000.00720.13
8.1.120.0060.00617.33
8.1.110.0000.00717.34
8.1.100.0000.00717.20
8.1.90.0000.00717.20
8.1.80.0050.00217.28
8.1.70.0070.00317.22
8.1.60.0040.00417.29
8.1.50.0040.00417.37
8.1.40.0000.00717.38
8.1.30.0040.00417.43
8.1.20.0040.00417.55
8.1.10.0000.00717.43
8.1.00.0030.00717.38
8.0.300.0040.00420.07
8.0.290.0040.00416.63
8.0.280.0030.00318.27
8.0.270.0030.00317.21
8.0.260.0040.00418.38
8.0.250.0030.00316.91
8.0.240.0030.00316.87
8.0.230.0070.00016.80
8.0.220.0030.00316.72
8.0.210.0000.00716.70
8.0.200.0070.00016.80
8.0.190.0000.00816.70
8.0.180.0060.00316.67
8.0.170.0030.00616.74
8.0.160.0030.00316.62
8.0.150.0040.00416.70
8.0.140.0030.00416.71
8.0.130.0030.00313.26
8.0.120.0050.00316.76
8.0.110.0040.00416.76
8.0.100.0070.00016.60
8.0.90.0040.00416.66
8.0.80.0060.00916.76
8.0.70.0050.00316.64
8.0.60.0050.00216.62
8.0.50.0040.00416.61
8.0.30.0130.00616.84
8.0.20.0090.00916.92
8.0.10.0000.00816.97
8.0.00.0120.00816.67
7.4.330.0020.00215.55
7.4.320.0000.00816.46
7.4.300.0060.00016.37
7.4.290.0040.00416.50
7.4.280.0040.00416.35
7.4.270.0040.00416.46
7.4.260.0050.00216.37
7.4.250.0050.00316.41
7.4.240.0040.00416.45
7.4.230.0070.00016.24
7.4.220.0040.00416.25
7.4.210.0110.00616.37
7.4.200.0030.00316.35
7.4.160.0080.00816.44
7.4.140.0110.00717.86
7.4.130.0080.00816.28
7.4.120.0130.00616.20
7.4.110.0060.01216.15
7.4.100.0030.01416.40
7.4.90.0100.00716.43
7.4.80.0060.01119.39
7.4.70.0130.01216.49
7.4.60.0130.00316.34
7.4.50.0000.01816.47
7.4.40.0070.01016.39
7.4.10.0070.01016.34
7.4.00.0070.00814.98
7.3.330.0030.00312.94
7.3.320.0000.00612.96
7.3.310.0070.00016.04
7.3.300.0070.00016.07
7.3.290.0040.00416.15
7.3.280.0060.01216.08
7.3.260.0120.01016.23
7.3.240.0100.00916.18
7.3.230.0060.00916.30
7.3.210.0070.01016.22
7.3.200.0070.01016.05
7.3.190.0120.00616.32
7.3.180.0030.01816.22
7.3.170.0090.01316.46
7.3.160.0100.01016.14
7.3.130.0000.01116.21
7.3.120.0100.00715.23
7.3.110.0070.00715.11
7.3.100.0100.00415.04
7.3.90.0070.00615.06
7.3.80.0030.00814.91
7.3.70.0050.00915.03
7.3.60.0030.00915.15
7.3.50.0060.00715.03
7.3.40.0060.00514.99
7.3.30.0060.00815.04
7.3.20.0080.00616.73
7.3.10.0050.00716.70
7.3.00.0090.00516.65
7.2.330.0090.00916.48
7.2.320.0120.00616.51
7.2.310.0210.00416.27
7.2.300.0070.01016.59
7.2.290.0130.00316.54
7.2.260.0110.00716.35
7.2.250.0050.01315.21
7.2.240.0070.01215.17
7.2.230.0080.00615.25
7.2.220.0050.01015.30
7.2.210.0090.00615.21
7.2.200.0070.00715.23
7.2.190.0050.00715.24
7.2.180.0050.00715.22
7.2.170.0070.00715.17
7.2.160.0030.01316.48
7.2.150.0060.00617.43
7.2.140.0100.00317.42
7.2.130.0070.00717.39
7.2.120.0080.00817.36
7.2.110.0050.01017.49
7.2.100.0060.00717.36
7.2.90.0050.00817.57
7.2.80.0050.00817.52
7.2.70.0060.00817.40
7.2.60.0070.00617.48
7.2.50.0050.00917.46
7.2.40.0020.01317.53
7.2.30.0110.00517.52
7.2.20.0080.00717.55
7.2.10.0080.00517.48
7.2.00.0080.00817.44
7.1.330.0040.01116.04
7.1.320.0050.00915.94
7.1.310.0070.00915.97
7.1.300.0050.00816.01
7.1.290.0040.00915.99
7.1.280.0070.00716.07
7.1.270.0060.00716.01
7.1.260.0070.00616.06
7.1.250.0090.00516.33
7.1.240.0060.00317.06
7.1.230.0090.00917.03
7.1.220.0040.01217.09
7.1.210.0100.00717.08
7.1.200.0070.01017.04
7.1.190.0090.00917.22
7.1.180.0070.00717.06
7.1.170.0000.01117.20
7.1.160.0040.00917.19
7.1.150.0030.01417.14
7.1.140.0060.00917.21
7.1.130.0120.00317.16
7.1.120.0090.00617.04
7.1.110.0060.00617.11
7.1.100.0060.01017.25
7.1.90.0070.00717.05
7.1.80.0070.00717.09
7.1.70.0040.01217.21
7.1.60.0110.00517.02
7.1.50.0030.01017.25
7.1.40.0030.01317.05
7.1.30.0000.01416.98
7.1.20.0120.00617.11
7.1.10.0090.00617.26
7.1.00.0100.00717.07

preferences:
65.39 ms | 401 KiB | 5 Q