3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['a', 'b', 'c', 'idx' => 'kek']; $b = [1, 2, 3]; var_dump(array_merge($a, $b)); var_dump(json_decode('{"a": 34}', true)); var_dump($a['idx'] ?? null); var_dump(openssl_get_cert_locations()); ?>

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)
8.3.60.0090.00618.43
8.3.50.0090.00617.95
8.3.40.0110.00419.02
8.3.30.0080.00818.77
8.3.20.0040.00419.03
8.3.10.0040.00421.72
8.3.00.0050.00223.62
8.2.180.0080.00818.43
8.2.170.0030.01722.96
8.2.160.0070.00719.06
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0030.00517.84
8.2.120.0040.00426.35
8.2.110.0030.00621.02
8.2.100.0060.00617.91
8.2.90.0040.00417.63
8.2.80.0080.00017.97
8.2.70.0050.00317.93
8.2.60.0030.00618.04
8.2.50.0050.00318.10
8.2.40.0030.00519.34
8.2.30.0040.00419.21
8.2.20.0130.00018.09
8.2.10.0000.00819.42
8.2.00.0070.00019.36
8.1.280.0080.01225.92
8.1.270.0040.00422.00
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0040.00420.88
8.1.230.0070.00421.03
8.1.220.0030.00617.74
8.1.210.0000.00818.95
8.1.200.0030.00617.35
8.1.190.0030.00617.23
8.1.180.0030.00518.10
8.1.170.0090.00018.75
8.1.160.0040.00418.79
8.1.150.0050.00318.73
8.1.140.0040.00419.46
8.1.130.0000.00718.99
8.1.120.0000.00717.38
8.1.110.0070.00017.28
8.1.100.0030.00517.39
8.1.90.0050.00217.28
8.1.80.0000.00717.44
8.1.70.0050.00317.35
8.1.60.0000.01117.53
8.1.50.0060.00317.52
8.1.40.0080.00017.48
8.1.30.0060.00317.54
8.1.20.0040.00417.63
8.1.10.0080.00017.62
8.1.00.0050.00317.54
8.0.300.0000.00819.91
8.0.290.0000.00916.63
8.0.280.0040.00418.30
8.0.270.0070.00017.10
8.0.260.0000.00617.30
8.0.250.0000.00716.82
8.0.240.0040.00416.92
8.0.230.0030.00316.86
8.0.220.0040.00416.87
8.0.210.0070.00016.84
8.0.200.0000.00816.86
8.0.190.0000.00916.98
8.0.180.0050.00216.91
8.0.170.0060.00316.90
8.0.160.0000.00816.80
8.0.150.0030.00316.80
8.0.140.0030.00316.81
8.0.130.0050.00013.39
8.0.120.0000.00816.71
8.0.110.0000.00716.90
8.0.100.0040.00416.77
8.0.90.0040.00416.84
8.0.80.0110.00516.90
8.0.70.0000.00716.91
8.0.60.0000.00716.85
8.0.50.0040.00416.70
8.0.30.0100.00917.08
8.0.20.0090.01017.40
8.0.10.0070.00017.05
8.0.00.0140.00416.78
7.4.330.0050.00015.55
7.4.320.0060.00016.43
7.4.300.0000.00616.64
7.4.290.0000.00716.60
7.4.280.0000.00816.63
7.4.270.0030.00616.59
7.4.260.0070.00016.53
7.4.250.0030.00716.44
7.4.240.0040.00416.59
7.4.230.0000.00816.39
7.4.220.0030.00516.60
7.4.210.0090.00816.62
7.4.200.0070.00016.60
7.4.160.0110.01016.64
7.4.140.0110.00717.86
7.4.130.0170.00716.57
7.4.120.0100.00916.55
7.4.110.0090.00916.48
7.4.100.0120.00616.36
7.4.90.0090.00916.39
7.4.80.0080.01219.39
7.4.70.0110.00616.55
7.4.60.0030.01716.53
7.4.50.0070.01016.75
7.4.40.0100.01316.67
7.4.10.0060.01314.67
7.4.00.0080.01115.04
7.3.330.0000.00513.16
7.3.320.0060.00013.25
7.3.310.0030.00316.31
7.3.300.0000.00716.36
7.3.290.0030.00316.33
7.3.280.0060.00916.29
7.3.260.0120.00516.37
7.3.240.0080.01116.30
7.3.230.0100.00716.33
7.3.210.0100.00716.21
7.3.200.0090.00816.18
7.3.190.0060.01016.27
7.3.180.0160.00016.44
7.3.170.0170.00016.41
7.3.160.0100.01016.49
7.3.130.0000.01514.98
7.3.120.0070.01214.74
7.3.110.0090.01014.47
7.3.100.0050.01114.65
7.3.90.0050.00914.92
7.3.80.0050.00814.87
7.3.70.0030.00914.81
7.3.60.0070.00714.75
7.3.50.0050.00814.71
7.3.40.0070.00714.76
7.3.30.0070.00614.61
7.3.20.0060.00616.70
7.3.10.0050.00916.71
7.3.00.0040.00816.43
7.2.330.0150.00416.72
7.2.320.0060.01516.63
7.2.310.0100.01316.68
7.2.300.0090.00916.36
7.2.290.0060.01316.59
7.2.260.0070.01114.72
7.2.250.0070.01114.94
7.2.240.0080.00814.88
7.2.230.0070.00714.97
7.2.220.0050.01114.98
7.2.210.0030.00614.83
7.2.200.0080.00514.95
7.2.190.0090.00614.90
7.2.180.0060.00814.94
7.2.170.0080.00714.95
7.2.160.0050.01214.97
7.2.150.0090.00616.86
7.2.140.0040.00716.89
7.2.130.0030.00916.89
7.2.120.0130.00416.86
7.2.110.0050.01016.78
7.2.100.0060.00916.69
7.2.90.0030.01016.84
7.2.80.0080.00816.82
7.2.70.0030.01016.71
7.2.60.0070.00616.88
7.2.50.0080.00716.83
7.2.40.0060.00916.83
7.2.30.0000.01316.80
7.2.20.0060.00816.68
7.2.10.0070.00916.85
7.2.00.0070.00816.95
7.1.330.0070.00515.78
7.1.320.0060.00915.93
7.1.310.0080.00715.80
7.1.300.0070.01015.72
7.1.290.0030.01015.68
7.1.280.0010.00915.84
7.1.270.0060.00615.68
7.1.260.0060.00515.82
7.1.250.0020.01015.61
7.1.240.0050.00815.67
7.1.230.0060.00915.73
7.1.220.0060.00615.62
7.1.210.0060.00815.86
7.1.200.0060.00615.71
7.1.190.0060.00515.73
7.1.180.0050.00815.73
7.1.170.0030.00915.61
7.1.160.0090.00415.74
7.1.150.0040.00615.83
7.1.140.0050.01015.70
7.1.130.0070.00515.62
7.1.120.0040.00915.58
7.1.110.0040.00915.86
7.1.100.0030.01015.84
7.1.90.0060.00615.84
7.1.80.0080.00415.70
7.1.70.0070.00515.72
7.1.60.0100.00921.60
7.1.50.0120.00721.54
7.1.40.0130.00621.52
7.1.30.0120.01221.75
7.1.20.0100.01221.69
7.1.10.0040.01015.78
7.1.00.0030.00915.64
7.0.330.0090.00415.22
7.0.320.0090.00215.23
7.0.310.0020.01015.36
7.0.300.0050.00715.25
7.0.290.0070.00515.33
7.0.280.0030.00915.36
7.0.270.0060.00315.21
7.0.260.0020.01115.29
7.0.250.0050.00815.23
7.0.240.0060.00615.27
7.0.230.0080.00515.23
7.0.220.0040.00915.41
7.0.210.0110.00315.39
7.0.200.0060.00515.29
7.0.190.0020.00715.33
7.0.180.0050.00615.36
7.0.170.0030.00915.50
7.0.160.0030.00815.25
7.0.150.0070.00615.30
7.0.140.0080.00615.31
7.0.130.0080.00415.30
7.0.120.0070.00615.36
7.0.110.0080.00615.27
7.0.100.0040.00915.32
7.0.90.0030.01115.39
7.0.80.0070.00715.36
7.0.70.0060.00815.22
7.0.60.0060.00415.30
7.0.50.0070.00315.26
7.0.40.0040.00713.34
7.0.30.0060.00913.36
7.0.20.0070.00313.46
7.0.10.0030.00713.35
7.0.00.0040.00713.51
5.6.400.0120.00114.06
5.6.390.0030.01314.10
5.6.380.0070.00813.98
5.6.370.0060.00614.23
5.6.360.0090.00814.32
5.6.350.0000.01113.93
5.6.340.0090.00514.04
5.6.330.0030.01314.23
5.6.320.0000.01214.10
5.6.310.0030.00914.10
5.6.300.0060.00614.31
5.6.290.0060.00813.95
5.6.280.0040.00714.17
5.6.270.0050.00914.01
5.6.260.0060.00614.04
5.6.250.0040.00814.01
5.6.240.0100.00514.19
5.6.230.0050.01014.01
5.6.220.0050.00714.20
5.6.210.0010.00914.10
5.6.200.0050.00814.08
5.6.190.0060.00914.20
5.6.180.0040.01014.09
5.6.170.0020.01014.19
5.6.160.0060.00713.92
5.6.150.0070.00613.98
5.6.140.0050.00614.04
5.6.130.0050.00914.35
5.6.120.0090.00314.07
5.6.110.0020.01314.01
5.6.100.0090.00314.04
5.6.90.0030.01214.01
5.6.80.0040.00914.13
5.6.70.0020.01513.96
5.6.60.0020.00914.18
5.6.50.0050.00914.05
5.6.40.0070.00614.12
5.6.30.0100.00514.04
5.6.20.0040.01113.88
5.6.10.0060.00314.08
5.6.00.0040.00813.99

preferences:
68.78 ms | 401 KiB | 5 Q