3v4l.org

run code in 500+ PHP versions simultaneously
<?php function scope(){ try{ return $a = 'a'; } finally{ echo '$a was assigned to '.$a."\r\n"; } } $a = scope(); echo 'Function returned '.$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)
8.5.30.0130.00417.30
8.5.20.0110.00716.47
8.5.10.0050.00416.70
8.5.00.0130.00821.89
8.4.180.0110.01020.53
8.4.170.0130.00824.00
8.4.160.0140.00919.70
8.4.150.0070.00516.82
8.4.140.0110.00917.40
8.4.130.0120.00817.57
8.4.120.0110.00520.51
8.4.110.0120.00722.59
8.4.100.0070.00317.59
8.4.90.0120.00918.61
8.4.80.0080.00317.91
8.4.70.0080.01317.85
8.4.60.0120.01018.53
8.4.50.0140.00619.62
8.4.40.0170.00317.47
8.4.30.0090.01020.42
8.4.20.0130.00618.77
8.4.10.0190.00022.48
8.3.300.0050.00420.83
8.3.290.0120.00820.78
8.3.280.0130.00718.34
8.3.270.0130.01016.68
8.3.260.0100.00816.79
8.3.250.0030.00418.76
8.3.240.0100.00916.37
8.3.230.0050.00216.62
8.3.220.0030.00417.05
8.3.210.0100.00416.78
8.3.200.0040.00616.80
8.3.190.0060.01217.25
8.3.180.0120.00718.36
8.3.170.0060.01219.07
8.3.160.0120.00616.47
8.3.150.0120.00617.30
8.3.140.0080.00016.61
8.3.130.0060.00318.38
8.3.120.0120.00618.88
8.3.110.0080.00020.94
8.3.100.0090.00016.65
8.3.90.0060.00326.77
8.3.80.0090.00016.50
8.3.70.0110.00716.58
8.3.60.0100.01018.39
8.3.50.0240.00824.58
8.3.40.0120.00918.89
8.3.30.0070.00718.84
8.3.20.0100.00024.18
8.3.10.0080.00024.66
8.3.00.0070.00026.16
8.2.300.0110.00920.55
8.2.290.0110.00720.36
8.2.280.0120.00620.14
8.2.270.0040.00417.44
8.2.260.0080.00018.98
8.2.250.0160.00316.79
8.2.240.0000.00816.91
8.2.230.0060.00322.58
8.2.220.0090.00024.06
8.2.210.0080.00026.77
8.2.200.0040.00416.63
8.2.190.0090.00916.63
8.2.180.0110.01125.92
8.2.170.0120.00918.79
8.2.160.0070.00722.96
8.2.150.0070.00025.66
8.2.140.0110.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00426.35
8.2.110.0060.00322.08
8.2.100.0040.00717.59
8.2.90.0040.00417.63
8.2.80.0070.00318.73
8.2.70.0110.00017.35
8.2.60.0000.00918.04
8.2.50.0040.00418.05
8.2.40.0060.00318.22
8.2.30.0000.00818.12
8.2.20.0020.00518.05
8.2.10.0000.00719.22
8.2.00.0000.00719.21
8.1.340.0110.01023.47
8.1.330.0080.01020.23
8.1.320.0140.00716.12
8.1.310.0090.00916.44
8.1.300.0060.00318.19
8.1.290.0030.00730.84
8.1.280.0170.00325.92
8.1.270.0000.00823.99
8.1.260.0080.00028.09
8.1.250.0080.00028.09
8.1.240.0000.00922.05
8.1.230.0040.00817.83
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0000.00817.24
8.1.190.0040.00417.35
8.1.180.0000.00918.10
8.1.170.0000.00818.51
8.1.160.0040.00418.93
8.1.150.0040.00418.89
8.1.140.0040.00418.89
8.1.130.0050.00320.14
8.1.120.0040.00417.38
8.1.110.0030.00517.45
8.1.100.0000.00717.38
8.1.90.0000.01017.43
8.1.80.0000.00817.46
8.1.70.0050.00217.50
8.1.60.0050.00317.57
8.1.50.0000.00817.45
8.1.40.0000.00817.55
8.1.30.0000.00717.54
8.1.20.0030.00617.66
8.1.10.0040.00417.49
8.1.00.0000.00817.38
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0000.00818.44
8.0.270.0040.00417.91
8.0.260.0030.00318.36
8.0.250.0000.00716.95
8.0.240.0030.00316.84
8.0.230.0000.00716.83
8.0.220.0000.00716.90
8.0.210.0060.00316.82
8.0.200.0000.00716.93
8.0.190.0050.00316.94
8.0.180.0050.00316.76
8.0.170.0060.00316.80
8.0.160.0000.00716.90
8.0.150.0000.00816.68
8.0.140.0060.00316.85
8.0.130.0000.00613.36
8.0.120.0050.00316.83
8.0.110.0040.00416.85
8.0.100.0000.00816.84
8.0.90.0000.00716.72
8.0.80.0050.01016.88
8.0.70.0030.00516.78
8.0.60.0040.00416.83
8.0.50.0030.00316.68
8.0.30.0050.01116.80
8.0.20.0120.00716.82
8.0.10.0030.00316.88
8.0.00.0140.00717.00
7.4.330.0000.00415.55
7.4.320.0030.00316.59
7.4.300.0060.00016.58
7.4.290.0000.00716.51
7.4.280.0080.00016.62
7.4.270.0030.00316.50
7.4.260.0030.00213.23
7.4.250.0000.00716.54
7.4.240.0040.00416.57
7.4.230.0030.00316.67
7.4.220.0020.00516.53
7.4.210.0060.00816.49
7.4.200.0000.00716.53
7.4.130.0080.01016.42
7.4.120.0100.01016.60
7.4.110.0140.00416.43
7.4.100.0070.01416.59
7.4.90.0100.00716.64
7.4.80.0130.01316.63
7.4.70.0100.01616.32
7.4.60.0130.01216.33
7.4.50.0100.01316.12
7.4.40.0190.00716.41
7.4.30.0100.01316.42
7.4.20.0130.01116.31
7.4.10.0040.01616.43
7.4.00.0140.00616.49
7.3.330.0070.00016.32
7.3.320.0060.00013.23
7.3.310.0000.00716.35
7.3.300.0000.00716.25
7.3.290.0090.00716.28
7.3.280.0070.00716.26
7.3.260.0040.01816.41
7.3.240.0110.00816.52
7.3.230.0100.00716.44
7.3.210.0090.00916.32
7.3.200.0170.00716.35
7.3.190.0100.01516.30
7.3.180.0140.01516.49
7.3.170.0150.00816.26
7.3.160.0130.01016.40
7.3.150.0150.00816.40
7.3.140.0090.01416.38
7.3.130.0130.01116.25
7.3.120.0180.00616.33
7.3.110.0160.00816.35
7.3.100.0090.01316.24
7.3.90.0150.00916.35
7.3.80.0170.00816.28
7.3.70.0110.01316.43
7.3.60.0150.01116.46
7.3.50.0160.01216.29
7.3.40.0170.00716.33
7.3.30.0160.00916.21
7.3.20.0170.01116.33
7.3.10.0170.00616.34
7.3.00.0190.00916.46
7.2.330.0030.01316.79
7.2.320.0100.01416.67
7.2.310.0190.00716.69
7.2.300.0150.01016.55
7.2.290.0170.00916.51
7.2.280.0140.01216.21
7.2.270.0110.01516.45
7.2.260.0130.01216.62
7.2.250.0100.01316.63
7.2.240.0120.01016.48
7.2.230.0060.01916.42
7.2.220.0140.01216.40
7.2.210.0110.01116.51
7.2.200.0130.01116.58
7.2.190.0140.01316.54
7.2.180.0130.01216.68
7.2.170.0140.01016.64
7.2.160.0210.00716.53
7.2.150.0160.01116.57
7.2.140.0140.01416.67
7.2.130.0160.01216.74
7.2.120.0160.00716.61
7.2.110.0070.01316.59
7.2.100.0170.01216.59
7.2.90.0180.00616.56
7.2.80.0110.01016.67
7.2.70.0090.01316.68
7.2.60.0110.01416.65
7.2.50.0160.00516.62
7.2.40.0170.00616.63
7.2.30.0120.01116.76
7.2.20.0190.01216.64
7.2.10.0120.01016.63
7.2.00.0090.01216.46

preferences:
45.5 ms | 1485 KiB | 5 Q