3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 'a:3:{i:0;O:9:"exception":1:{s:16:"'."\0".'Exception'."\0".'trace";s:4:"test";}i:1;r:3;i:2;r:4;}'; $x = unserialize($x); for ($i = 0; $i < 5; $i++) { $v[$i] = 'hi'.$i; } var_dump($x);

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)
8.3.40.0140.00018.61
8.3.30.0040.01118.76
8.3.20.0040.00420.33
8.3.10.0000.00723.64
8.3.00.0080.00019.69
8.2.170.0110.00322.96
8.2.160.0070.00720.52
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0040.00417.50
8.2.110.0080.00019.30
8.2.100.0170.00017.72
8.2.90.0040.00419.07
8.2.80.0050.00317.97
8.2.70.0000.00817.63
8.2.60.0040.00417.91
8.2.50.0000.00818.10
8.2.40.0040.00420.59
8.2.30.0030.00619.68
8.2.20.0030.00517.67
8.2.10.0000.00817.96
8.2.00.0040.00417.99
8.1.270.0070.00020.38
8.1.260.0070.00026.35
8.1.250.0050.00328.09
8.1.240.0060.00322.02
8.1.230.0090.00317.68
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0030.00617.23
8.1.180.0040.00418.10
8.1.170.0030.00518.50
8.1.160.0000.00722.15
8.1.150.0070.00018.84
8.1.140.0080.00017.36
8.1.130.0000.00717.39
8.1.120.0040.00417.41
8.1.110.0050.00217.39
8.1.100.0090.00017.38
8.1.90.0040.00417.41
8.1.80.0000.00717.39
8.1.70.0040.00417.39
8.1.60.0040.00417.55
8.1.50.0040.00417.55
8.1.40.0000.00817.43
8.1.30.0040.00417.71
8.1.20.0040.00417.70
8.1.10.0030.00517.45
8.1.00.0040.00417.52
8.0.300.0000.00918.77
8.0.290.0040.00416.88
8.0.280.0030.00318.32
8.0.270.0030.00317.17
8.0.260.0000.00716.75
8.0.250.0050.00216.85
8.0.240.0080.00017.04
8.0.230.0070.00016.91
8.0.220.0000.00716.91
8.0.210.0040.00416.91
8.0.200.0030.00317.03
8.0.190.0000.00716.96
8.0.180.0050.00516.95
8.0.170.0000.00816.91
8.0.160.0070.00016.89
8.0.150.0040.00416.73
8.0.140.0050.00216.89
8.0.130.0030.00313.32
8.0.120.0080.00016.86
8.0.110.0030.00516.84
8.0.100.0070.00016.80
8.0.90.0070.00016.88
8.0.80.0140.00316.93
8.0.70.0040.00416.75
8.0.60.0040.00416.71
8.0.50.0000.00717.02
8.0.30.0070.01116.94
8.0.20.0120.00717.40
8.0.10.0080.00016.84
8.0.00.0110.00716.84
7.4.330.0000.00515.09
7.4.320.0040.00416.46
7.4.300.0000.00616.54
7.4.290.0030.00316.53
7.4.280.0080.00016.46
7.4.270.0030.00316.45
7.4.260.0070.00416.56
7.4.250.0000.00716.32
7.4.240.0040.00416.44
7.4.230.0070.00016.35
7.4.220.0120.01216.49
7.4.210.0040.01416.49
7.4.200.0030.00316.53
7.4.160.0090.00916.44
7.4.150.0060.01217.40
7.4.140.0080.01117.86
7.4.130.0080.01016.51
7.4.120.0100.01216.69
7.4.110.0070.01316.71
7.4.100.0040.01516.51
7.4.90.0090.00916.35
7.4.80.0100.01019.39
7.4.70.0060.01016.65
7.4.60.0030.01316.52
7.4.50.0000.00816.45
7.4.40.0030.01316.45
7.4.30.0050.00416.50
7.4.10.0060.01315.20
7.4.00.0080.00915.01
7.3.330.0000.00513.26
7.3.320.0060.00013.40
7.3.310.0040.00416.50
7.3.300.0000.00716.42
7.3.290.0030.00316.42
7.3.280.0090.00516.48
7.3.270.0090.01217.40
7.3.260.0120.01216.55
7.3.250.0110.00516.43
7.3.240.0080.00816.36
7.3.230.0070.00916.51
7.3.210.0100.00616.38
7.3.200.0090.00916.41
7.3.190.0090.01216.43
7.3.180.0090.00616.30
7.3.170.0140.00716.59
7.3.160.0100.00616.57
7.3.130.0080.00414.89
7.3.120.0100.00714.88
7.3.110.0050.01214.88
7.3.100.0050.01014.82
7.3.90.0050.00514.77
7.3.80.0000.01414.93
7.3.70.0080.00914.81
7.3.60.0050.00914.74
7.3.50.0050.00914.74
7.3.40.0050.00914.71
7.3.30.0050.01114.66
7.3.20.0060.00916.58
7.3.10.0070.00816.62
7.3.00.0050.00716.63
7.2.330.0110.00616.52
7.2.320.0150.00416.36
7.2.310.0040.01216.38
7.2.300.0120.00916.55
7.2.290.0090.00916.51
7.2.260.0060.01314.88
7.2.250.0090.01014.84
7.2.240.0080.00715.03
7.2.230.0060.00615.00
7.2.220.0100.00815.04
7.2.210.0050.01014.90
7.2.200.0100.00815.08
7.2.190.0080.00714.96
7.2.180.0050.01014.89
7.2.170.0020.01214.98
7.2.160.0080.00814.71
7.2.150.0110.00516.93
7.2.140.0070.00616.84
7.2.130.0080.00516.98
7.2.120.0050.00816.87
7.2.110.0060.00816.83
7.2.100.0040.00716.73
7.2.90.0070.00716.95
7.2.80.0050.00916.84
7.2.70.0070.00716.75
7.2.60.0090.00416.84
7.2.50.0080.00616.81
7.2.40.0070.00616.90
7.2.30.0020.01116.96
7.2.20.0010.01516.70
7.2.10.0050.00816.73
7.2.00.0030.01017.40
7.1.330.0070.00515.90
7.1.320.0030.01215.79
7.1.310.0030.00915.90
7.1.300.0070.00815.71
7.1.290.0090.00815.83
7.1.280.0090.00615.63
7.1.270.0090.00715.83
7.1.260.0020.01015.78
7.1.250.0060.00715.74
7.1.240.0050.00515.77
7.1.230.0100.00515.94
7.1.220.0100.00315.89
7.1.210.0030.00815.71
7.1.200.0100.00415.76
7.1.190.0070.00515.79
7.1.180.0090.00315.79
7.1.170.0070.00615.83
7.1.160.0080.00315.81
7.1.150.0040.00915.74
7.1.140.0070.00815.71
7.1.130.0060.00615.82
7.1.120.0030.00615.60
7.1.110.0030.01215.80
7.1.100.0070.00716.44
7.1.90.0010.01215.81
7.1.80.0110.00015.72
7.1.70.0050.00516.24
7.1.60.0080.01017.17
7.1.50.0100.01022.26
7.1.40.0080.00715.79
7.1.30.0000.01415.85
7.1.20.0000.01115.74
7.1.10.0070.00815.73
7.1.00.0050.03018.00
7.0.330.0090.00515.41
7.0.320.0070.00515.42
7.0.310.0100.00215.24
7.0.300.0050.00715.32
7.0.290.0070.00215.22
7.0.280.0020.00915.45
7.0.270.0030.00615.31
7.0.260.0070.00515.13
7.0.250.0060.00615.46
7.0.240.0080.00715.51
7.0.230.0050.00815.51
7.0.220.0040.00715.41
7.0.210.0070.00515.42
7.0.200.0020.00915.83
7.0.190.0040.01215.37
7.0.180.0030.01115.40
7.0.170.0100.00515.41
7.0.160.0030.00815.44
7.0.150.0060.00715.52
7.0.140.0040.01015.46
7.0.130.0060.01015.51
7.0.120.0050.00815.39
7.0.110.0060.03116.87
7.0.100.0070.03217.07
7.0.90.0110.02917.01
7.0.80.0050.03217.02
7.0.70.0080.03116.83
7.0.60.0050.03217.03
7.0.50.0060.03016.79
7.0.40.0010.03715.59
7.0.30.0110.02615.48
7.0.20.0100.02915.50
7.0.10.0050.03315.40
7.0.00.0080.03015.52
5.6.400.0040.00914.22
5.6.390.0050.00714.57
5.6.380.0000.01314.43
5.6.370.0050.01014.19
5.6.360.0040.01314.48
5.6.350.0040.00614.49
5.6.340.0100.00614.35
5.6.330.0110.00314.49
5.6.320.0030.00614.45
5.6.310.0040.01114.26
5.6.300.0030.00914.29
5.6.290.0050.01114.19
5.6.280.0050.01616.64
5.6.270.0070.00314.40
5.6.260.0080.02916.53
5.6.250.0090.03016.49
5.6.240.0080.02816.43
5.6.230.0030.03616.51
5.6.220.0070.03716.31
5.6.210.0100.02716.47
5.6.200.0030.03116.44
5.6.190.0090.02916.54
5.6.180.0070.02916.36
5.6.170.0050.03316.49
5.6.160.0080.03116.51
5.6.150.0040.02616.43
5.6.140.0060.02116.61
5.6.130.0020.03416.47
5.6.120.0070.02216.48
5.6.110.0100.02016.38
5.6.100.0070.03216.44
5.6.90.0070.02716.50
5.6.80.0030.02116.38
5.6.70.0080.02916.13
5.6.60.0040.03316.06
5.6.50.0090.02916.29
5.6.40.0100.02916.15
5.6.30.0110.02516.25
5.6.20.0090.02916.26
5.6.10.0100.02916.32
5.6.00.0090.02816.15
5.5.380.0060.03116.40
5.5.370.0080.03116.54
5.5.360.0050.03316.26
5.5.350.0070.02416.29
5.5.340.0090.03016.50
5.5.330.0020.03116.56
5.5.320.0020.03216.47
5.5.310.0070.03216.49
5.5.300.0080.02716.54
5.5.290.0090.03216.55
5.5.280.0060.02516.49
5.5.270.0070.03016.55
5.5.260.0080.02616.53
5.5.250.0040.01716.32
5.5.240.0110.02816.42
5.5.230.0050.03216.24
5.5.220.0080.03016.39
5.5.210.0070.03016.36
5.5.200.0050.03416.15
5.5.190.0050.02816.18
5.5.180.0080.01916.25
5.5.170.0050.00914.14
5.5.160.0080.02916.13
5.5.150.0050.03416.03
5.5.140.0050.02216.28
5.5.130.0100.01716.17
5.5.120.0090.02816.17
5.5.110.0030.03516.12
5.5.100.0030.02616.33
5.5.90.0090.03016.09
5.5.80.0070.03016.33
5.5.70.0110.02816.16
5.5.60.0040.03016.16
5.5.50.0080.02816.15
5.5.40.0090.03016.10
5.5.30.0080.02916.29
5.5.20.0060.03416.31
5.5.10.0060.03016.27
5.5.00.0060.02716.19
5.4.450.0070.03113.91
5.4.440.0020.02913.73
5.4.430.0050.02413.81
5.4.420.0070.02313.86
5.4.410.0000.03613.81
5.4.400.0030.03013.55
5.4.390.0040.03013.79
5.4.380.0060.03013.75
5.4.370.0070.02913.72
5.4.360.0040.03213.69
5.4.350.0060.02913.73
5.4.340.0060.03013.82
5.4.330.0060.00610.96
5.4.320.0050.03413.68
5.4.310.0120.01413.83
5.4.300.0050.03013.56
5.4.290.0060.02813.72
5.4.280.0070.02413.59
5.4.270.0040.02813.55
5.4.260.0050.02913.70
5.4.250.0050.02713.70
5.4.240.0040.02813.68
5.4.230.0060.02013.63
5.4.220.0040.03113.72
5.4.210.0030.03113.73
5.4.200.0070.01813.73
5.4.190.0040.01913.52
5.4.180.0050.03213.70
5.4.170.0060.02613.75
5.4.160.0060.02713.61
5.4.150.0040.01713.59
5.4.140.0050.02812.75
5.4.130.0060.02712.74
5.4.120.0040.02812.91
5.4.110.0040.02912.73
5.4.100.0030.03012.72
5.4.90.0080.02512.80
5.4.80.0030.02912.72
5.4.70.0030.03112.91
5.4.60.0050.02612.79
5.4.50.0120.01312.79
5.4.40.0070.02712.71
5.4.30.0060.02712.71
5.4.20.0050.02812.68
5.4.10.0050.03012.77
5.4.00.0050.01712.65

preferences:
39.3 ms | 400 KiB | 5 Q