3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a= ['d'=>'d','b'=>'b']; usset($a['d']); var_dump($a);

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)
8.3.60.0150.00416.50
8.3.50.0070.00716.59
8.3.40.0120.00318.87
8.3.30.0070.00718.84
8.3.20.0000.00720.33
8.3.10.0000.01221.75
8.3.00.0060.00320.30
8.2.180.0070.01116.75
8.2.170.0070.00722.96
8.2.160.0100.01020.38
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0060.00321.00
8.2.120.0070.00026.35
8.2.110.0100.00020.38
8.2.100.0080.00417.89
8.2.90.0080.00019.23
8.2.80.0040.00417.97
8.2.70.0040.00417.25
8.2.60.0000.00817.80
8.2.50.0000.00818.10
8.2.40.0070.00020.66
8.2.30.0080.00020.92
8.2.20.0000.00717.88
8.2.10.0040.00418.05
8.2.00.0040.00417.98
8.1.280.0100.01025.92
8.1.270.0070.00022.14
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0030.00623.87
8.1.230.0000.01121.00
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0090.00017.36
8.1.190.0000.00917.23
8.1.180.0090.00018.10
8.1.170.0030.00520.14
8.1.160.0040.00419.05
8.1.150.0000.00820.63
8.1.140.0040.00419.51
8.1.130.0040.00418.92
8.1.120.0080.00017.37
8.1.110.0000.00817.35
8.1.100.0040.00417.36
8.1.90.0000.00717.32
8.1.80.0030.00317.43
8.1.70.0040.00417.39
8.1.60.0040.00417.52
8.1.50.0000.00917.46
8.1.40.0080.00017.42
8.1.30.0080.00417.48
8.1.20.0000.00817.62
8.1.10.0000.00917.56
8.1.00.0040.00417.51
8.0.300.0030.00618.77
8.0.290.0040.00416.74
8.0.280.0030.00318.25
8.0.270.0000.00717.18
8.0.260.0000.00716.70
8.0.250.0030.00316.85
8.0.240.0030.00616.96
8.0.230.0030.00317.01
8.0.220.0060.00016.93
8.0.210.0030.00316.91
8.0.200.0020.00516.98
8.0.190.0070.00316.94
8.0.180.0030.00616.81
8.0.170.0090.00016.93
8.0.160.0070.00016.97
8.0.150.0000.00816.90
8.0.140.0000.00716.85
8.0.130.0000.00513.35
8.0.120.0090.00016.83
8.0.110.0040.00416.84
8.0.100.0000.00716.74
8.0.90.0040.00417.00
8.0.80.0060.01516.93
8.0.70.0000.00716.88
8.0.60.0030.00516.95
8.0.50.0000.00716.92
8.0.30.0070.01117.21
8.0.20.0130.00617.40
8.0.10.0070.00016.85
8.0.00.0090.00816.65
7.4.330.0030.00315.55
7.4.320.0030.00316.45
7.4.300.0040.00416.64
7.4.290.0030.00316.39
7.4.280.0040.00416.48
7.4.270.0030.00316.55
7.4.260.0000.00716.60
7.4.250.0000.00716.46
7.4.240.0050.00216.50
7.4.230.0040.00416.70
7.4.220.0090.00916.52
7.4.210.0090.00616.42
7.4.200.0070.00016.35
7.4.160.0150.00316.58
7.4.150.0100.00617.40
7.4.140.0080.00917.86
7.4.130.0180.00616.58
7.4.120.0060.01416.52
7.4.110.0100.00716.37
7.4.100.0140.00316.74
7.4.90.0100.00616.44
7.4.80.0100.01319.39
7.4.70.0060.01016.29
7.4.60.0130.00316.48
7.4.50.0100.00716.42
7.4.40.0080.00916.39
7.4.30.0100.00616.48
7.4.10.0120.00815.05
7.4.00.0110.00514.99
7.3.330.0000.00513.00
7.3.320.0030.00313.15
7.3.310.0070.00016.23
7.3.300.0070.00016.28
7.3.290.0040.01216.24
7.3.280.0090.00716.29
7.3.270.0100.01017.40
7.3.260.0070.01016.41
7.3.250.0150.00716.31
7.3.240.0110.00516.33
7.3.230.0080.00816.34
7.3.210.0090.00616.44
7.3.200.0080.00816.31
7.3.190.0030.01416.53
7.3.180.0090.01316.20
7.3.170.0090.00616.29
7.3.160.0080.00816.28
7.3.130.0100.00614.91
7.3.120.0050.00514.80
7.3.110.0070.01114.79
7.3.100.0000.01414.82
7.3.90.0120.00314.81
7.3.80.0030.01014.77
7.3.70.0070.00714.87
7.3.60.0060.00914.59
7.3.50.0000.01314.49
7.3.40.0030.00614.84
7.3.30.0030.00914.47
7.3.20.0120.00316.38
7.3.10.0000.00916.52
7.3.00.0040.01116.63
7.2.330.0120.00616.49
7.2.320.0080.01516.56
7.2.310.0100.01016.50
7.2.300.0030.01316.51
7.2.290.0080.00816.67
7.2.260.0030.01415.15
7.2.250.0030.01414.56
7.2.240.0030.01315.00
7.2.230.0080.00315.11
7.2.220.0100.00714.87
7.2.210.0090.00614.85
7.2.200.0000.01014.95
7.2.190.0070.00714.97
7.2.180.0030.00614.66
7.2.170.0060.00914.65
7.2.160.0060.00914.99
7.2.150.0060.00616.81
7.2.140.0120.00016.49
7.2.130.0060.00316.88
7.2.120.0060.00916.70
7.2.110.0030.01316.82
7.2.100.0080.00416.53
7.2.90.0240.00315.70
7.2.80.0300.00415.69
7.2.70.0410.00615.84
7.2.60.0100.00815.76
7.2.50.1470.00715.81
7.2.40.0880.00715.87
7.2.30.0990.00516.00
7.2.20.0620.00715.91
7.2.10.0600.00315.76
7.2.00.0480.00915.83
7.1.330.0070.00615.68
7.1.320.0170.00015.83
7.1.310.0130.00015.58
7.1.300.0080.00815.72
7.1.290.0090.00015.43
7.1.280.0060.00315.59
7.1.270.0070.01015.65
7.1.260.0070.00715.67
7.1.250.0060.00315.27
7.1.240.0120.00015.61
7.1.230.0090.00615.58
7.1.220.0090.00415.77
7.1.210.0230.01014.55
7.1.200.0920.00814.66
7.1.190.0100.00514.67
7.1.180.1020.00514.56
7.1.170.1450.00714.68
7.1.160.0870.00514.48
7.1.150.0730.00814.61
7.1.140.0460.00214.77
7.1.130.0540.00914.59
7.1.120.0830.00314.43
7.1.110.0480.00714.69
7.1.100.0460.00714.67
7.1.90.0400.00214.58
7.1.80.0380.01014.63
7.1.70.0370.00714.59
7.1.60.0530.00623.79
7.1.50.0130.01223.62
7.1.40.0760.01223.60
7.1.30.0610.00323.65
7.1.20.0820.00523.54
7.1.10.0430.00714.45
7.1.00.0600.00614.83
7.0.330.0140.00015.18
7.0.320.0140.00015.38
7.0.310.0100.00414.33
7.0.300.1250.00814.20
7.0.290.0690.01014.42
7.0.280.0660.00814.29
7.0.270.0570.00414.37
7.0.260.0420.00614.28
7.0.250.1200.00514.34
7.0.240.0570.00714.38
7.0.230.0360.00614.35
7.0.220.0380.00514.50
7.0.210.0460.00314.36
7.0.200.0330.00814.34
7.0.190.0430.00914.39
7.0.180.0720.00714.38
7.0.170.0070.00714.34
7.0.160.0370.00814.35
7.0.150.0410.00514.42
7.0.140.0490.01114.26
7.0.130.0450.01014.39
7.0.120.0360.01014.49
7.0.110.0610.00814.31
7.0.100.0200.01114.39
7.0.90.0090.00614.50
7.0.80.0500.00914.52
7.0.70.0610.00514.52
7.0.60.0130.00914.51
7.0.50.0410.00814.46
7.0.40.0110.01013.53
7.0.30.0130.00513.42
7.0.20.0390.00313.56
7.0.10.0610.00213.45
7.0.00.0110.00913.45
5.6.400.0060.00614.00
5.6.390.0030.01014.27
5.6.380.0060.00613.86
5.6.370.0060.00314.13
5.6.360.0070.01014.43
5.6.350.0060.00314.39
5.6.340.0030.01013.71
5.6.330.0060.01014.33
5.6.320.0030.01014.41
5.6.310.0070.00314.18
5.6.300.0060.00914.35
5.6.290.0090.00614.31
5.6.280.0120.00314.14
5.6.270.0030.01614.20
5.6.260.0030.01414.44
5.6.250.0040.00814.35
5.6.240.0040.00714.15
5.6.230.0110.00414.36
5.6.220.0040.00414.28
5.6.210.0110.00014.25
5.6.200.0060.01013.98
5.6.190.0090.00914.31
5.6.180.0030.01214.40
5.6.170.0060.00914.45
5.6.160.0070.00714.46
5.6.150.0040.00414.07
5.6.140.0080.00314.12
5.6.130.0000.00914.20
5.6.120.0000.01214.20
5.6.110.0000.01414.34
5.6.100.0080.00414.06
5.6.90.0000.01414.23
5.6.80.0040.01114.06
5.6.70.0100.00314.17
5.6.60.0040.01113.79
5.6.50.0030.00914.08
5.6.40.0000.00814.08
5.6.30.0040.00914.00
5.6.20.0140.00013.86
5.6.10.0090.00013.94
5.6.00.0040.00714.12

preferences:
53.2 ms | 400 KiB | 5 Q