3v4l.org

run code in 300+ PHP versions simultaneously
<?php $hola = null; var_dump( $hola??'no definido' ); echo "\n"; $hola = false; var_dump( $hola??'no definido' ); echo "\n"; var_dump( $_GET['parametro']??'no definido' );

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)
8.3.60.0110.00416.25
8.3.50.0100.00821.16
8.3.40.0120.00618.71
8.3.30.0040.01118.84
8.3.20.0000.00720.18
8.3.10.0080.00023.50
8.3.00.0000.00723.63
8.2.180.0090.00916.38
8.2.170.0070.00722.96
8.2.160.0100.00320.44
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0050.00319.83
8.2.120.0000.00726.35
8.2.110.0090.00019.33
8.2.100.0060.00617.91
8.2.90.0000.00819.21
8.2.80.0030.00517.97
8.2.70.0030.00617.63
8.2.60.0040.00418.05
8.2.50.0040.00418.07
8.2.40.0040.00422.32
8.2.30.0000.00719.37
8.2.20.0030.00617.62
8.2.10.0000.00818.05
8.2.00.0000.00818.06
8.1.280.0060.00925.92
8.1.270.0080.00020.38
8.1.260.0070.00028.09
8.1.250.0070.00028.09
8.1.240.0070.00322.21
8.1.230.0060.00620.89
8.1.220.0000.00717.74
8.1.210.0030.00518.77
8.1.200.0060.00317.25
8.1.190.0040.00417.11
8.1.180.0070.00018.10
8.1.170.0040.00418.66
8.1.160.0000.00720.76
8.1.150.0000.00718.84
8.1.140.0000.00819.57
8.1.130.0040.00417.70
8.1.120.0000.00817.45
8.1.110.0020.00517.45
8.1.100.0040.00417.45
8.1.90.0040.00417.36
8.1.80.0000.00717.42
8.1.70.0000.00717.49
8.1.60.0050.00317.57
8.1.50.0060.00317.42
8.1.40.0040.00417.52
8.1.30.0030.00517.66
8.1.20.0030.00617.63
8.1.10.0060.00317.50
8.1.00.0000.00717.57
8.0.300.0000.00818.77
8.0.290.0040.00416.63
8.0.280.0030.00318.42
8.0.270.0000.00717.16
8.0.260.0040.00417.14
8.0.250.0030.00316.96
8.0.240.0030.00316.89
8.0.230.0070.00016.84
8.0.220.0000.00716.91
8.0.210.0030.00316.84
8.0.200.0040.00416.82
8.0.190.0030.00516.90
8.0.180.0070.00016.82
8.0.170.0060.00316.94
8.0.160.0000.00816.98
8.0.150.0040.00416.85
8.0.140.0000.00716.74
8.0.130.0050.00013.35
8.0.120.0050.00216.86
8.0.110.0000.00716.89
8.0.100.0070.00016.88
8.0.90.0000.00716.95
8.0.80.0160.00716.91
8.0.70.0050.00316.92
8.0.60.0040.00416.75
8.0.50.0000.00716.73
8.0.30.0080.00817.14
8.0.20.0110.00917.40
8.0.10.0000.00717.00
8.0.00.0100.01016.65
7.4.330.0050.00016.74
7.4.320.0030.00316.45
7.4.300.0070.00016.59
7.4.290.0030.00316.51
7.4.280.0040.00416.34
7.4.270.0040.00416.60
7.4.260.0030.00716.55
7.4.250.0040.00416.54
7.4.240.0050.00216.54
7.4.230.0030.00316.52
7.4.220.0070.01016.59
7.4.210.0060.01016.49
7.4.200.0000.00716.58
7.4.160.0040.01116.34
7.4.150.0060.01117.40
7.4.140.0100.01117.86
7.4.130.0130.00816.60
7.4.120.0030.01316.55
7.4.110.0090.01316.63
7.4.100.0080.00816.50
7.4.90.0030.01416.53
7.4.80.0130.01219.39
7.4.70.0090.00916.53
7.4.60.0100.00716.68
7.4.50.0120.00616.52
7.4.40.0110.00616.66
7.4.30.0120.01016.53
7.4.00.0070.00715.11
7.3.330.0000.00613.06
7.3.320.0050.00013.17
7.3.310.0000.00816.30
7.3.300.0070.00016.28
7.3.290.0070.01016.26
7.3.280.0090.01016.26
7.3.270.0120.00617.40
7.3.260.0060.01216.20
7.3.250.0140.00616.37
7.3.240.0070.01016.37
7.3.230.0060.01016.53
7.3.210.0100.00616.29
7.3.200.0000.01919.39
7.3.190.0130.00416.27
7.3.180.0070.01016.15
7.3.170.0030.01316.46
7.3.160.0070.01016.21
7.3.10.0000.01716.80
7.3.00.0070.01016.63
7.2.330.0060.01716.71
7.2.320.0100.00616.38
7.2.310.0130.00716.54
7.2.300.0110.00916.38
7.2.290.0060.01016.22
7.2.130.0000.01116.71
7.2.120.0060.01016.78
7.2.110.0050.00816.64
7.2.100.0070.00916.55
7.2.90.0030.01116.74
7.2.80.0090.00616.80
7.2.70.0090.00716.72
7.2.60.0110.00616.95
7.2.50.0140.00516.75
7.2.40.0050.00816.87
7.2.30.0070.01216.79
7.2.20.0490.00516.92
7.2.10.0070.00616.95
7.2.00.0060.00717.53
7.1.250.0050.00515.42
7.1.240.0090.00315.74
7.1.230.0160.00315.62
7.1.220.0070.00515.72
7.1.210.0100.01015.83
7.1.200.0120.00115.74
7.1.190.0110.00515.54
7.1.180.0090.00615.80
7.1.170.0110.00415.77
7.1.160.0070.00715.73
7.1.150.0120.00415.82
7.1.140.0040.01215.66
7.1.130.0110.00415.49
7.1.120.0160.00315.64
7.1.110.0110.00415.58
7.1.100.0100.00417.03
7.1.90.0070.00415.73
7.1.80.0090.00515.66
7.1.70.0050.00616.45
7.1.60.0110.00717.52
7.1.50.0100.00516.22
7.1.40.0140.00015.55
7.1.30.0130.00315.78
7.1.20.0090.00615.71
7.1.10.0180.00015.76
7.1.00.0100.03719.08
7.0.320.0060.00614.99
7.0.310.0040.01215.06
7.0.300.0090.00615.28
7.0.290.0040.01115.26
7.0.280.0030.01315.25
7.0.270.0080.00815.11
7.0.260.0170.00315.17
7.0.250.0130.00514.96
7.0.240.0070.00715.46
7.0.230.0070.00715.28
7.0.220.0050.01015.32
7.0.210.0150.00015.02
7.0.200.0020.00916.00
7.0.190.0030.01015.26
7.0.180.0100.00715.23
7.0.170.0060.00915.41
7.0.160.0050.01015.00
7.0.150.0080.00315.30
7.0.140.0090.00315.33
7.0.130.0040.01215.33
7.0.120.0090.00615.16
7.0.110.0080.01215.41
7.0.100.0040.03117.64
7.0.90.0120.03217.56
7.0.80.0090.03917.56
7.0.70.0080.03717.65
7.0.60.0060.04417.64
7.0.50.0090.04217.68
7.0.40.0100.03116.74
7.0.30.0060.04816.62
7.0.20.0070.04316.70
7.0.10.0060.04716.67
7.0.00.0060.04616.76
5.6.380.0070.00714.05
5.6.370.0120.00014.31
5.6.360.0090.00514.33
5.6.350.0140.00014.11
5.6.340.0090.00914.20
5.6.330.0100.00314.42
5.6.320.0080.01114.00
5.6.310.0110.00414.13
5.6.300.0040.01214.25
5.6.290.0090.00613.81
5.6.280.0090.02717.63
5.6.270.0140.00514.21
5.6.260.0170.00014.44
5.6.250.0020.02917.38
5.6.240.0090.02417.24
5.6.230.0090.03917.46
5.6.220.0090.02117.36
5.6.210.0040.04317.39
5.6.200.0110.02117.58
5.6.190.0080.04217.59
5.6.180.0110.04217.61
5.6.170.0080.04517.64
5.6.160.0100.04117.51
5.6.150.0150.04117.62
5.6.140.0120.04217.65
5.6.130.0130.02717.74
5.6.120.0070.02617.64
5.6.110.0020.03417.45
5.6.100.0120.04217.45
5.6.90.0050.04817.66
5.6.80.0080.04317.25
5.6.70.0140.03717.24
5.6.60.0110.03817.09
5.6.50.0130.03017.20
5.6.40.0100.04017.21
5.6.30.0090.03817.30
5.6.20.0050.04217.19
5.6.10.0050.04917.06
5.6.00.0100.03817.11
5.5.380.0060.02315.74
5.5.370.0060.02415.72
5.5.360.0080.02015.74
5.5.350.0070.02315.74
5.5.340.0110.03715.92
5.5.330.0090.04115.86
5.5.320.0100.03315.88
5.5.310.0140.03716.00
5.5.300.0080.02615.95
5.5.290.0160.03615.91
5.5.280.0130.04015.95
5.5.270.0070.02515.97
5.5.260.0090.03915.92
5.5.250.0050.02815.80
5.5.240.0100.03815.64
5.5.230.0070.03215.61
5.5.220.0080.04315.54
5.5.210.0020.04715.69
5.5.200.0130.02915.61
5.5.190.0100.04115.65
5.5.180.0050.03915.66
5.5.170.0120.00314.25
5.5.160.0080.03515.67
5.5.150.0080.03815.62
5.5.140.0090.04115.56
5.5.130.0020.04415.66
5.5.120.0100.02815.61
5.5.110.0060.04315.59
5.5.100.0160.03215.61
5.5.90.0070.04315.57
5.5.80.0090.03515.58
5.5.70.0100.02215.58
5.5.60.0110.02215.55
5.5.50.0050.03215.56
5.5.40.0060.03415.57
5.5.30.0100.02315.56
5.5.20.0100.03715.57
5.5.10.0110.03815.58
5.5.00.0060.03415.53

preferences:
54.37 ms | 401 KiB | 5 Q