3v4l.org

run code in 300+ PHP versions simultaneously
<?php class obj { var $prop; function __wakeup() { unset($this->prop); } } var_dump(unserialize('a:2:{i:0;O:3:"obj":1:{s:4:"prop";i:1;}i:1;R:3;}'));

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)
7.4.10.0110.01114.87
7.4.00.0070.01214.95
7.3.130.0100.01314.64
7.3.120.0180.00514.84
7.3.110.0160.00714.68
7.3.100.0090.01114.48
7.3.90.0130.00914.74
7.3.80.0140.00714.68
7.3.70.0120.01014.81
7.3.60.0080.01214.71
7.3.50.0090.00914.55
7.3.40.0160.00714.71
7.3.30.0120.00714.68
7.3.20.0100.00916.50
7.3.10.0130.00716.64
7.3.00.0120.00716.64
7.2.260.0120.01215.00
7.2.250.0130.01014.76
7.2.240.0080.01314.81
7.2.230.0050.01715.06
7.2.220.0160.00715.01
7.2.210.0050.01415.08
7.2.200.0080.01315.06
7.2.190.0110.01014.94
7.2.180.0170.00814.93
7.2.170.0110.00814.81
7.2.160.0100.00814.89
7.2.150.0100.01316.85
7.2.140.0110.00916.69
7.2.130.0080.01216.43
7.2.120.0090.00916.61
7.2.110.0180.00516.74
7.2.100.0080.01416.77
7.2.90.0140.01016.87
7.2.80.0120.00814.44
7.2.70.0130.00513.32
7.2.60.0100.00715.11
7.2.50.0130.00213.25
7.2.40.0090.00913.27
7.2.30.0130.00716.81
7.2.20.0130.00916.77
7.2.10.0100.01016.79
7.2.00.0060.00717.60
7.1.330.0080.01315.76
7.1.320.0130.00815.78
7.1.310.0100.01215.69
7.1.300.0120.00815.63
7.1.290.0130.00715.78
7.1.280.0090.01115.58
7.1.270.0090.01115.64
7.1.260.0100.00915.59
7.1.250.0080.01215.57
7.1.240.0140.00715.71
7.1.230.0110.01115.57
7.1.220.0080.00915.71
7.1.210.0130.00715.77
7.1.200.0110.00515.59
7.1.190.0120.00915.71
7.1.180.0120.00915.72
7.1.170.0100.01115.55
7.1.160.0050.01415.56
7.1.150.0120.00715.70
7.1.140.0070.01215.65
7.1.130.0100.00815.75
7.1.120.0090.00815.61
7.1.110.0110.01015.66
7.1.100.0080.01216.36
7.1.90.0050.01415.73
7.1.80.0120.00815.61
7.1.70.0070.00816.12
7.1.60.0130.00816.76
7.1.50.0100.01216.00
7.1.40.0130.00515.72
7.1.30.0090.01415.74
7.1.20.0080.01415.72
7.1.10.0120.00815.72
7.1.00.0080.03217.89
7.0.330.0110.00815.37
7.0.320.0110.00715.34
7.0.310.0110.00412.29
7.0.300.0110.01015.12
7.0.290.0100.00815.33
7.0.280.0140.00515.28
7.0.270.0110.00715.33
7.0.260.0130.00515.11
7.0.250.0090.01115.18
7.0.240.0120.00615.26
7.0.230.0110.00615.43
7.0.220.0110.00915.10
7.0.210.0090.00915.33
7.0.200.0100.00615.71
7.0.190.0100.00615.37
7.0.180.0110.00915.22
7.0.170.0110.01115.41
7.0.160.0060.00815.30
7.0.150.0120.00715.29
7.0.140.0080.01015.29
7.0.130.0110.00515.46
7.0.120.0050.00615.09
7.0.110.0050.00515.13
7.0.100.0050.01215.15
7.0.90.0070.00715.23
7.0.80.0030.01215.27
7.0.70.0040.01015.36
7.0.60.0090.02116.71
7.0.50.0030.02216.10
7.0.40.0070.02315.61
7.0.30.0070.02415.66
7.0.20.0130.01615.70
7.0.10.0040.01915.60
7.0.00.0040.02415.64
5.6.400.0120.00914.02
5.6.390.0130.00714.28
5.6.380.0140.00514.23
5.6.370.0110.00914.35
5.6.360.0120.00914.16
5.6.350.0090.01114.12
5.6.340.0120.01014.34
5.6.330.0100.01114.47
5.6.320.0110.00614.41
5.6.310.0120.00714.23
5.6.300.0020.00914.31
5.6.290.0090.00914.51
5.6.280.0080.01316.44
5.6.270.0040.00714.29
5.6.260.0090.00514.27
5.6.250.0030.01114.09
5.6.240.0080.00714.03
5.6.230.0020.00914.22
5.6.220.0040.00914.31
5.6.210.0080.03016.22
5.6.200.0100.02315.54
5.6.190.0010.02816.37
5.6.180.0150.01316.24
5.6.170.0080.03416.25
5.6.160.0090.01616.17
5.6.150.0070.01815.49
5.6.140.0050.03315.52
5.6.130.0060.03215.48
5.6.120.0060.02116.62
5.6.110.0060.03316.45
5.6.100.0080.03116.28
5.6.90.0070.02016.39
5.6.80.0060.01916.27
5.6.70.0050.00714.06
5.6.60.0070.00713.96
5.6.50.0080.00614.14
5.6.40.0030.00714.04
5.6.30.0090.00614.14
5.6.20.0040.00814.27
5.6.10.0050.00614.29
5.6.00.0030.01314.04
5.5.380.0080.00613.90
5.5.370.0080.00614.04
5.5.360.0050.00514.00
5.5.350.0160.02815.94
5.5.340.0090.01715.40
5.5.330.0060.02416.11
5.5.320.0190.02816.18
5.5.310.0110.01916.08
5.5.300.0050.02915.35
5.5.290.0070.03415.34
5.5.280.0070.02816.27
5.5.270.0070.03116.30
5.5.260.0030.02116.38
5.5.250.0060.02116.29
5.5.240.0050.02916.14
5.5.230.0060.01014.24
5.5.220.0090.00514.17
5.5.210.0050.01014.10
5.5.200.0030.00713.77
5.5.190.0060.00614.19
5.5.180.0060.00613.93
5.5.170.0030.00813.96
5.5.160.0090.00614.11
5.5.150.0030.01013.91
5.5.140.0070.00514.03
5.5.130.0040.00913.60
5.5.120.0060.00813.99
5.5.110.0060.00614.16
5.5.100.0040.00813.96
5.5.90.0070.00513.77
5.5.80.0090.00514.17
5.5.70.0090.00714.18
5.5.60.0060.00613.97
5.5.50.0030.01214.09
5.5.40.0090.00614.19
5.5.30.0090.00513.91
5.5.20.0070.00413.89
5.5.10.0000.01213.84
5.5.00.0070.00713.82
5.4.450.0230.02214.48
5.4.440.0240.02214.51
5.4.430.0250.02114.57
5.4.420.0280.02114.55
5.4.410.0230.02214.53
5.4.400.0210.02714.47
5.4.390.0260.02014.47
5.4.380.0290.01814.40
5.4.370.0260.02114.39
5.4.360.0230.02414.42
5.4.350.0260.02214.40
5.4.340.0250.02214.38
5.4.330.0060.00512.01
5.4.320.0240.02614.48
5.4.310.0240.02314.40
5.4.300.0280.02714.42
5.4.290.0210.02414.36
5.4.280.0260.02014.38
5.4.270.0260.02514.34
5.4.260.0230.02314.52
5.4.250.0260.02614.33
5.4.240.0260.01914.37
5.4.230.0240.02514.44
5.4.220.0230.02414.32
5.4.210.0240.02214.51
5.4.200.0290.01714.39
5.4.190.0260.02414.38
5.4.180.0240.02214.28
5.4.170.0240.02314.24
5.4.160.0240.02314.43
5.4.150.0290.02214.35
5.4.140.0320.02313.43
5.4.130.0310.02113.49
5.4.120.0280.01813.55
5.4.110.0270.02213.32
5.4.100.0260.02013.63
5.4.90.0230.02213.63
5.4.80.0240.01813.56
5.4.70.0040.01613.45
5.4.60.0060.02213.56
5.4.50.0080.02013.39
5.4.40.0100.02013.38
5.4.30.0070.01613.48
5.4.20.0070.02613.44
5.4.10.0140.02613.54
5.4.00.0040.00912.00

preferences:
39.33 ms | 401 KiB | 5 Q