3v4l.org

run code in 300+ PHP versions simultaneously
<?php $config = [ 'foo' => 'bar', 'baz' => 'qux', ]; echo json_encode($config); $new_config = '<?php $config = ' . var_export($config, true) . ';'; var_dump($new_config);

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)
8.3.60.0100.01018.43
8.3.50.0110.00922.96
8.3.40.0180.00418.79
8.3.30.0070.00718.88
8.3.20.0000.00720.04
8.3.10.0040.00423.66
8.3.00.0040.00419.25
8.2.180.0090.00916.38
8.2.170.0060.01022.96
8.2.160.0100.00320.41
8.2.150.0080.00024.18
8.2.140.0040.01124.66
8.2.130.0030.00526.16
8.2.120.0040.00421.04
8.2.110.0060.00320.52
8.2.100.0110.00017.72
8.2.90.0040.00418.17
8.2.80.0080.00017.97
8.2.70.0050.00317.63
8.2.60.0030.00617.80
8.2.50.0000.00818.07
8.2.40.0030.00519.72
8.2.30.0070.00018.07
8.2.20.0080.00017.67
8.2.10.0060.00318.11
8.2.00.0060.00317.58
8.1.280.0140.00325.92
8.1.270.0000.00823.91
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0040.00422.02
8.1.230.0060.00620.96
8.1.220.0080.00017.79
8.1.210.0000.00819.03
8.1.200.0070.00317.35
8.1.190.0050.00317.22
8.1.180.0000.00818.10
8.1.170.0080.00018.65
8.1.160.0040.00421.91
8.1.150.0040.00418.86
8.1.140.0040.00417.48
8.1.130.0070.00017.79
8.1.120.0040.00417.43
8.1.110.0000.00817.49
8.1.100.0030.00617.44
8.1.90.0070.00017.41
8.1.80.0040.00417.45
8.1.70.0000.00817.32
8.1.60.0000.00817.49
8.1.50.0000.00717.52
8.1.40.0040.00417.52
8.1.30.0060.00317.54
8.1.20.0000.00817.53
8.1.10.0000.00717.50
8.1.00.0040.00417.50
8.0.300.0030.00620.10
8.0.290.0060.00316.75
8.0.280.0080.00018.43
8.0.270.0000.00717.16
8.0.260.0000.00817.31
8.0.250.0000.00716.93
8.0.240.0070.00016.96
8.0.230.0030.00316.89
8.0.220.0030.00316.76
8.0.210.0040.00416.88
8.0.200.0040.00416.98
8.0.190.0000.00916.77
8.0.180.0040.00416.89
8.0.170.0000.00816.88
8.0.160.0020.00516.94
8.0.150.0050.00216.78
8.0.140.0040.00416.74
8.0.130.0050.00013.29
8.0.120.0000.00816.74
8.0.110.0040.00416.73
8.0.100.0070.00016.91
8.0.90.0030.00316.79
8.0.80.0100.01016.82
8.0.70.0040.00416.68
8.0.60.0040.00416.81
8.0.50.0040.00416.70
8.0.30.0140.00717.04
8.0.20.0150.00317.40
8.0.10.0050.00516.83
8.0.00.0130.00816.66
7.4.330.0020.00215.00
7.4.320.0030.00316.53
7.4.300.0030.00316.43
7.4.290.0070.00016.53
7.4.280.0080.00016.56
7.4.270.0070.00016.57
7.4.260.0060.00316.40
7.4.250.0040.00416.47
7.4.240.0020.00516.50
7.4.230.0000.00716.38
7.4.220.0070.01116.61
7.4.210.0030.01416.52
7.4.200.0050.00316.51
7.4.160.0060.00916.28
7.4.150.0120.00617.40
7.4.140.0090.00917.86
7.4.130.0090.00816.41
7.4.120.0090.00916.52
7.4.110.0110.00816.58
7.4.100.0040.01316.52
7.4.90.0130.00616.39
7.4.80.0070.01419.39
7.4.70.0030.01916.44
7.4.60.0130.00316.38
7.4.50.0060.00316.21
7.4.40.0060.01016.50
7.4.30.0060.00916.45
7.4.00.0030.01314.72
7.3.330.0030.00312.97
7.3.320.0000.00613.06
7.3.310.0070.00016.09
7.3.300.0070.00016.22
7.3.290.0040.01216.12
7.3.280.0090.00716.20
7.3.270.0150.00317.40
7.3.260.0070.01016.24
7.3.250.0140.00316.46
7.3.240.0070.01316.15
7.3.230.0130.00816.54
7.3.210.0030.01316.52
7.3.200.0060.01216.25
7.3.190.0100.00716.23
7.3.180.0100.00516.42
7.3.170.0060.00916.27
7.3.160.0070.00716.13
7.3.10.0040.00816.05
7.3.00.0130.00016.41
7.2.330.0100.00716.68
7.2.320.0160.00616.79
7.2.310.0060.01116.63
7.2.300.0100.01716.61
7.2.290.0060.01016.40
7.2.130.0040.01116.45
7.2.120.0070.01016.76
7.2.110.0160.00316.91
7.2.100.0080.00516.78
7.2.90.0080.01216.96
7.2.80.0150.00616.68
7.2.70.0130.00416.67
7.2.60.0240.00716.80
7.2.50.0280.01016.28
7.2.40.0170.01016.78
7.2.30.0120.01416.88
7.2.20.0100.00716.91
7.2.10.0110.01916.74
7.2.00.0090.00917.95
7.1.250.0090.00315.42
7.1.100.0110.00017.81
7.1.70.0000.00816.96
7.1.60.0110.01419.40
7.1.50.0030.02116.85
7.1.00.0070.07322.54
7.0.200.0190.00014.91
7.0.140.0000.07322.08
7.0.90.0630.08019.90
7.0.80.0530.08719.92
7.0.70.0600.07319.99
7.0.60.0700.07319.95
7.0.50.0670.07320.32
7.0.40.0070.08020.14
7.0.30.0070.08020.13
7.0.20.0000.09020.05
7.0.10.0070.08020.02
7.0.00.0130.08020.10
5.6.280.0000.07721.01
5.6.240.0000.05320.62
5.6.230.0030.05720.68
5.6.220.0130.07320.49
5.6.210.0070.04320.67
5.6.200.0130.08021.16
5.6.190.0070.07721.16
5.6.180.0130.08021.02
5.6.170.0070.05721.03
5.6.160.0030.08321.00
5.6.150.0170.04721.13
5.6.140.0070.08721.09
5.6.130.0070.06021.07
5.6.120.0030.06021.04
5.6.110.0170.07020.92
5.6.100.0100.07720.93
5.6.90.0100.06321.05
5.6.80.0070.08320.46
5.6.70.0100.08020.38
5.6.60.0170.05320.34
5.6.50.0070.04320.54
5.6.40.0000.06020.38
5.6.30.0030.08320.38
5.6.20.0070.04720.30
5.6.10.0000.04320.28
5.6.00.0070.03720.39
5.5.380.0170.07320.34
5.5.370.0030.08020.40
5.5.360.0070.04020.41
5.5.350.0200.07020.34
5.5.340.0000.06320.73
5.5.330.0030.08720.83
5.5.320.0070.05320.74
5.5.310.0100.07320.77
5.5.300.0130.08020.87
5.5.290.0030.08720.79
5.5.280.0200.06720.72
5.5.270.0100.07320.84
5.5.260.0130.08320.86
5.5.250.0000.07720.56
5.5.240.0070.08020.27
5.5.230.0130.06720.16
5.5.220.0070.07720.23
5.5.210.0130.07320.15
5.5.200.0130.07320.23
5.5.190.0070.05020.14
5.5.180.0070.05720.07
5.5.160.0070.05020.27
5.5.150.0000.04320.11
5.5.140.0100.03320.25
5.5.130.0000.04320.16
5.5.120.0070.03320.21
5.5.110.0030.05020.21
5.5.100.0030.04020.14
5.5.90.0000.05020.10
5.5.80.0100.06019.96
5.5.70.0000.04720.09
5.5.60.0030.07320.05
5.5.50.0100.06320.15
5.5.40.0030.03320.04
5.5.30.0030.03720.14
5.5.20.0030.03720.01
5.5.10.0070.03720.00
5.5.00.0070.04019.93
5.4.450.0100.05719.14
5.4.440.0070.08019.27
5.4.430.0070.07719.49
5.4.420.0030.08019.55
5.4.410.0070.07719.25
5.4.400.0100.04018.96
5.4.390.0030.07318.83
5.4.380.0070.04718.90
5.4.370.0070.04318.89
5.4.360.0170.07019.12
5.4.350.0200.05318.98
5.4.340.0000.03719.10
5.4.320.0000.07019.15
5.4.310.0030.03319.03
5.4.300.0070.04019.02
5.4.290.0000.04319.09
5.4.280.0030.03718.78
5.4.270.0030.06319.16
5.4.260.0030.03318.98
5.4.250.0070.03718.97
5.4.240.0070.06018.95
5.4.230.0000.03719.06
5.4.220.0200.05319.16
5.4.210.0030.04719.22
5.4.200.0070.06719.11
5.4.190.0070.04019.05
5.4.180.0030.04019.11
5.4.170.0030.06719.15
5.4.160.0100.03019.01
5.4.150.0070.03718.76
5.4.140.0000.04016.02
5.4.130.0030.03316.32
5.4.120.0030.03716.21
5.4.110.0000.04016.22
5.4.100.0100.02716.42
5.4.90.0070.03316.20
5.4.80.0000.03716.19
5.4.70.0000.04316.34
5.4.60.0030.04316.28
5.4.50.0000.03716.27
5.4.40.0070.06716.38
5.4.30.0030.06016.40
5.4.20.0070.03316.35
5.4.10.0070.03016.15
5.4.00.0070.03715.52
5.3.290.0000.04314.53
5.3.280.0070.03314.50
5.3.270.0070.04314.61
5.3.260.0070.03314.52
5.3.250.0030.03714.57
5.3.240.0030.04014.47
5.3.230.0100.04014.60
5.3.220.0000.06714.40
5.3.210.0030.04014.57
5.3.200.0130.04314.56
5.3.190.0030.05314.40
5.3.180.0070.04314.50
5.3.170.0000.04014.42
5.3.160.0000.03714.56
5.3.150.0000.04714.54
5.3.140.0030.04314.38
5.3.130.0070.05314.54
5.3.120.0030.06314.54
5.3.110.0030.03714.51
5.3.100.0000.03714.04
5.3.90.0070.03013.86
5.3.80.0000.03313.77
5.3.70.0030.04013.88
5.3.60.0000.04013.95
5.3.50.0000.04013.95
5.3.40.0100.03013.94
5.3.30.0070.03313.68
5.3.20.0030.03313.65
5.3.10.0070.03313.62
5.3.00.0000.05013.49
5.2.170.0000.03011.21
5.2.160.0000.03310.98
5.2.150.0000.02710.98
5.2.140.0000.03011.13
5.2.130.0000.03011.08
5.2.120.0030.02711.14
5.2.110.0030.02711.14
5.2.100.0070.05011.05
5.2.90.0000.06011.14
5.2.80.0030.06310.94
5.2.70.0070.06311.05
5.2.60.0030.06710.89
5.2.50.0070.06310.97
5.2.40.0070.05710.83
5.2.30.0030.06010.82
5.2.20.0030.05710.81
5.2.10.0030.06710.90
5.2.00.0030.06010.77
5.1.60.0030.05710.01
5.1.50.0100.04010.07
5.1.40.0000.03310.02
5.1.30.0130.04310.25
5.1.20.0030.05710.40
5.1.10.0000.06010.05
5.1.00.0030.04710.07
5.0.50.0070.0278.53
5.0.40.0070.0408.25
5.0.30.0070.0608.07
5.0.20.0030.0438.29
5.0.10.0030.0278.20
5.0.00.0030.0638.21
4.4.90.0030.0337.33
4.4.80.0000.0377.33
4.4.70.0030.0307.33
4.4.60.0030.0337.33
4.4.50.0070.0277.33
4.4.40.0000.0507.33
4.4.30.0030.0207.33
4.4.20.0030.0177.33
4.4.10.0000.0307.33
4.4.00.0000.0337.33
4.3.110.0070.0337.33
4.3.100.0130.0237.33
4.3.90.0070.0237.33
4.3.80.0030.0537.33
4.3.70.0030.0337.33
4.3.60.0000.0377.33
4.3.50.0000.0377.33
4.3.40.0070.0437.33
4.3.30.0000.0277.33
4.3.20.0070.0207.33
4.3.10.0000.0307.33
4.3.00.0000.0277.33

preferences:
52.1 ms | 404 KiB | 6 Q