3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data='O:8:"stdClass":6:{'; $data.='s:3:"123";a:40:{i:0;i:0;i:1;i:1;i:2;i:2;i:3;i:3;i:4;i:4;i:5;i:5;i:6;i:6;i:7;i:7;i:8;i:8;i:9;i:9;i:10;i:10;i:11;i:11;i:12;i:12;i:13;i:13;i:14;i:14;i:15;i:15;i:16;i:16;i:17;i:17;i:18;i:18;i:19;i:19;i:20;i:20;i:21;i:21;i:22;i:22;i:23;i:23;i:24;i:24;i:25;i:25;i:26;i:26;i:27;i:27;i:28;i:28;i:29;i:29;i:30;i:30;i:31;i:31;i:32;i:32;i:33;i:33;i:34;i:34;i:35;i:35;i:36;i:36;i:37;i:37;i:38;i:38;i:39;i:39;}'; $data.='s:3:"456";a:40:{i:0;i:0;i:1;i:1;i:2;i:2;i:3;i:3;i:4;i:4;i:5;i:5;i:6;i:6;i:7;i:7;i:8;i:8;i:9;i:9;i:10;i:10;i:11;i:11;i:12;i:12;i:13;i:13;i:14;i:14;i:15;i:15;i:16;i:16;i:17;i:17;i:18;i:18;i:19;i:19;i:20;i:20;i:21;i:21;i:22;i:22;i:23;i:23;i:24;i:24;i:25;i:25;i:26;i:26;i:27;i:27;i:28;i:28;i:29;i:29;i:30;i:30;i:31;i:31;i:32;i:32;i:33;i:33;i:34;i:34;i:35;i:35;i:36;i:36;i:37;i:37;i:38;i:38;i:39;i:39;}'; $data.='s:3:"456";i:1;'; $data.='s:3:"789";a:20:{i:100;O:8:"stdclass":0:{}i:0;S:17:"\41\41\41\41\00\04\00\00\00\01\01\00\06\00\BB\BC\CC";i:101;O:8:"stdclass":0:{}i:1;S:17:"\41\41\41\41\00\04\00\00\00\01\01\00\06\00\BB\BC\CC";i:102;O:8:"stdclass":0:{}i:2;S:17:"\41\41\41\41\00\04\00\00\00\01\01\00\06\00\BB\BC\CC";i:103;O:8:"stdclass":0:{}i:3;S:17:"\41\41\41\41\00\04\00\00\00\01\01\00\06\00\BB\BC\CC";i:104;O:8:"stdclass":0:{}i:4;S:17:"\41\41\41\41\00\04\00\00\00\01\01\00\06\00\BB\BC\CC";i:105;O:8:"stdclass":0:{}i:5;S:17:"\41\41\41\41\00\04\00\00\00\01\01\00\06\00\BB\BC\CC";i:106;O:8:"stdclass":0:{}i:6;S:17:"\41\41\41\41\00\04\00\00\00\01\01\00\06\00\BB\BC\CC";i:107;O:8:"stdclass":0:{}i:7;S:17:"\41\41\41\41\00\04\00\00\00\01\01\00\06\00\BB\BC\CC";i:108;O:8:"stdclass":0:{}i:8;S:17:"\41\41\41\41\00\04\00\00\00\01\01\00\06\00\BB\BC\CC";i:109;O:8:"stdclass":0:{}i:9;S:17:"\41\41\41\41\00\04\00\00\00\01\01\00\06\00\BB\BC\CC";}'; $data.='s:3:"789";i:0;'; $data.='i:1;r:56;}'; $data=serialize(unserialize($data)); var_dump($data); ?>

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)
8.3.60.0120.00318.56
8.3.50.0090.00916.64
8.3.40.0090.00618.78
8.3.30.0120.00318.73
8.3.20.0040.01120.34
8.3.10.0000.00823.64
8.3.00.0000.00823.69
8.2.180.0080.00818.26
8.2.170.0150.00322.96
8.2.160.0070.00722.08
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0030.00617.63
8.2.110.0100.00022.19
8.2.100.0050.00617.91
8.2.90.0000.00819.26
8.2.80.0080.00017.97
8.2.70.0040.00417.50
8.2.60.0060.00317.93
8.2.50.0030.00618.07
8.2.40.0080.00021.18
8.2.30.0080.00019.90
8.2.20.0000.00817.66
8.2.10.0040.00418.11
8.2.00.0040.00418.16
8.1.280.0120.00325.92
8.1.270.0040.00420.38
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0140.00022.01
8.1.230.0040.00820.97
8.1.220.0000.00917.80
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0040.00417.13
8.1.180.0040.00418.10
8.1.170.0030.00618.53
8.1.160.0100.00022.04
8.1.150.0030.00618.87
8.1.140.0000.00717.31
8.1.130.0030.00317.73
8.1.120.0000.00717.34
8.1.110.0000.00717.43
8.1.100.0070.00017.47
8.1.90.0030.00317.35
8.1.80.0040.00417.32
8.1.70.0000.00717.36
8.1.60.0000.00817.43
8.1.50.0030.00617.39
8.1.40.0040.00417.32
8.1.30.0040.00417.35
8.1.20.0030.00517.51
8.1.10.0070.00017.39
8.1.00.0090.00017.44
8.0.300.0070.00018.77
8.0.290.0000.00716.75
8.0.280.0000.00718.36
8.0.270.0030.00317.24
8.0.260.0000.01017.24
8.0.250.0040.00416.89
8.0.240.0030.00316.87
8.0.230.0070.00016.90
8.0.220.0070.00016.88
8.0.210.0040.00416.94
8.0.200.0030.00316.89
8.0.190.0000.00716.88
8.0.180.0040.00416.95
8.0.170.0000.00917.00
8.0.160.0040.00416.92
8.0.150.0030.00416.81
8.0.140.0030.00416.90
8.0.130.0050.00313.33
8.0.120.0020.00516.80
8.0.110.0040.00416.93
8.0.100.0030.00317.04
8.0.90.0030.00516.92
8.0.80.0060.01516.86
8.0.70.0050.00316.74
8.0.60.0000.00716.76
8.0.50.0080.00016.84
8.0.30.0100.00517.13
8.0.20.0100.00817.40
8.0.10.0050.00217.02
8.0.00.0070.01016.67
7.4.330.0070.00015.08
7.4.320.0000.00616.42
7.4.300.0030.00316.62
7.4.290.0030.00316.59
7.4.280.0030.00616.47
7.4.270.0030.00316.53
7.4.260.0030.00316.58
7.4.250.0050.00216.46
7.4.240.0050.00316.49
7.4.230.0000.00716.48
7.4.220.0120.00616.44
7.4.210.0070.00716.45
7.4.200.0030.00316.46
7.4.160.0090.00616.43
7.4.150.0070.01017.40
7.4.140.0120.00617.86
7.4.130.0100.00816.50
7.4.120.0080.01116.41
7.4.110.0090.01316.55
7.4.100.0090.00916.57
7.4.90.0140.00316.57
7.4.80.0090.01519.39
7.4.70.0090.00616.64
7.4.60.0130.00316.47
7.4.50.0040.00416.27
7.4.40.0150.00616.46
7.4.30.0120.00616.60
7.4.00.0030.01014.81
7.3.330.0000.00513.18
7.3.320.0060.00013.16
7.3.310.0030.00316.21
7.3.300.0050.00316.19
7.3.290.0100.00716.25
7.3.280.0080.01016.27
7.3.270.0190.00017.40
7.3.260.0110.00716.51
7.3.250.0040.01316.40
7.3.240.0130.00316.54
7.3.230.0060.01216.39
7.3.210.0140.00316.32
7.3.200.0130.01016.20
7.3.190.0070.00716.21
7.3.180.0120.00416.48
7.3.170.0140.00316.39
7.3.160.0130.01016.34
7.3.120.0070.01014.75
7.3.110.0120.00614.58
7.3.100.0080.00414.84
7.3.90.0120.00314.75
7.3.80.0070.01014.94
7.3.70.0060.00914.64
7.3.60.0030.01014.84
7.3.50.0070.00714.66
7.3.40.0110.00714.82
7.3.30.0090.00314.68
7.3.20.0070.00716.50
7.3.10.0060.00716.28
7.3.00.0070.00616.57
7.2.330.0170.00016.52
7.2.320.0130.01016.64
7.2.310.0060.01316.57
7.2.300.0060.01016.57
7.2.290.0090.01216.43
7.2.240.0080.00514.97
7.2.230.0060.00914.59
7.2.220.0070.00314.84
7.2.210.0070.01015.12
7.2.200.0000.01414.82
7.2.190.0030.01014.95
7.2.180.0090.00314.79
7.2.170.0120.00315.07
7.2.160.0070.01015.04
7.2.150.0040.01116.88
7.2.140.0030.00616.86
7.2.130.0100.00316.55
7.2.120.0050.00916.70
7.2.110.0090.00616.86
7.2.100.0080.00816.66
7.2.90.0090.00316.54
7.2.80.0040.00816.90
7.2.70.0050.00916.74
7.2.60.0050.00816.83
7.2.50.0020.01116.69
7.2.40.0090.00516.76
7.2.30.0040.00716.87
7.2.20.0080.00816.54
7.2.10.0080.00416.68
7.2.00.0040.00917.60
7.1.330.0060.01015.69
7.1.320.0070.00315.83
7.1.310.0060.00615.79
7.1.300.0000.01015.88
7.1.290.0060.01015.52
7.1.280.0030.01315.71
7.1.270.0070.01015.64
7.1.260.0060.00315.76
7.1.250.0060.00815.73
7.1.200.0030.01215.65
7.1.100.0000.00917.85
7.1.70.0030.00517.20
7.1.60.0130.00619.12
7.1.50.0150.00617.07
7.1.00.0030.07722.33
7.0.200.0420.00714.66
7.0.80.0370.07319.94
7.0.70.0170.08019.94
7.0.60.0070.06019.96
7.0.50.0030.04722.07
7.0.40.0000.04720.10
7.0.30.0070.07020.00
7.0.20.0030.04020.00
7.0.10.0030.03319.99
7.0.00.0000.05720.05
5.6.280.0030.07320.92
5.6.230.0100.07320.63
5.6.220.0130.07320.66
5.6.210.0030.05720.65
5.6.200.0130.07321.12
5.6.190.0000.05020.98
5.6.180.0000.05021.04
5.6.170.0000.04320.93
5.6.160.0130.04321.17
5.6.150.0070.03321.18
5.6.140.0100.03721.00
5.6.130.0000.04721.02
5.6.120.0070.06721.08
5.6.110.0100.03720.99
5.6.100.0130.03320.96
5.6.90.0070.04321.04
5.6.80.0070.03720.34
5.6.70.0030.05320.42
5.6.60.0100.03320.39
5.6.50.0070.03720.45
5.6.40.0030.05720.44
5.6.30.0030.03320.33
5.6.20.0000.04020.29
5.6.10.0030.04020.47
5.6.00.0100.03320.39
5.5.370.0100.05720.35
5.5.360.0070.04020.34
5.5.350.0000.05720.47
5.5.340.0070.05020.80
5.5.330.0030.04320.84
5.5.320.0030.04320.92
5.5.310.0030.03720.77
5.5.300.0030.03320.89
5.5.290.0170.03720.89
5.5.280.0000.03720.93
5.5.270.0000.04720.91
5.5.260.0030.05320.82
5.5.250.0000.04020.60
5.5.240.0070.07720.30
5.5.230.0030.06020.14
5.5.220.0100.03320.26
5.5.210.0030.04020.11
5.5.200.0030.04020.21
5.5.190.0070.07320.21
5.5.180.0000.05020.13
5.5.160.0030.04320.16
5.5.150.0070.05020.24
5.5.140.0100.03320.24
5.5.130.0030.04320.27
5.5.120.0000.04020.17
5.5.110.0070.04319.99
5.5.100.0100.02720.08
5.5.90.0070.03720.08
5.5.80.0070.03720.06
5.5.70.0070.03320.18
5.5.60.0030.08020.16
5.5.50.0030.05320.06
5.5.40.0030.04320.00
5.5.30.0030.06020.06
5.5.20.0030.05020.07
5.5.10.0070.07020.08
5.5.00.0030.06319.98
5.4.450.0030.03719.11
5.4.440.0070.05719.22
5.4.430.0030.04019.56
5.4.420.0030.03319.40
5.4.410.0100.03719.16
5.4.400.0000.05719.15
5.4.390.0070.04719.03
5.4.380.0030.03719.12
5.4.370.0000.04019.23
5.4.360.0000.04018.98
5.4.350.0030.05719.14
5.4.340.0070.03318.81
5.4.320.0100.03019.05
5.4.310.0030.03718.79
5.4.300.0000.04019.07
5.4.290.0030.03319.16
5.4.280.0070.07319.09
5.4.270.0000.03719.09
5.4.260.0030.03319.04
5.4.250.0100.03018.93
5.4.240.0000.03718.87
5.4.230.0070.03319.05
5.4.220.0030.07719.02
5.4.210.0130.04019.02
5.4.200.0030.05719.13
5.4.190.0030.04319.08
5.4.180.0030.08318.89
5.4.170.0100.07318.93
5.4.160.0170.06319.09
5.4.150.0000.08019.00
5.4.140.0000.04716.30
5.4.130.0030.08016.12
5.4.120.0070.06316.30
5.4.110.0100.07016.32
5.4.100.0030.07716.22
5.4.90.0070.07316.36
5.4.80.0030.08016.34
5.4.70.0070.05716.42
5.4.60.0070.07316.25
5.4.50.0070.06716.36
5.4.40.0100.06716.26
5.4.30.0030.07016.49
5.4.20.0030.07016.48
5.4.10.0200.04716.36
5.4.00.0000.05315.77
5.3.290.0000.04314.67
5.3.280.0000.05014.57
5.3.270.0070.07314.62
5.3.260.0000.08314.60
5.3.250.0030.04714.59
5.3.240.0000.08314.54
5.3.230.0100.06714.60
5.3.220.0070.07314.57
5.3.210.0000.08714.56
5.3.200.0100.06314.45
5.3.190.0130.07714.58
5.3.180.0070.07314.54
5.3.170.0100.05714.50
5.3.160.0170.06714.54
5.3.150.0170.06714.44
5.3.140.0070.05714.55
5.3.130.0030.04714.54
5.3.120.0070.05014.52
5.3.110.0070.06714.51
5.3.100.0100.04314.06
5.3.90.0030.07714.02
5.3.80.0070.07314.04
5.3.70.0100.07314.03
5.3.60.0070.06714.01
5.3.50.0070.05713.90
5.3.40.0070.07013.98
5.3.30.0130.05313.93
5.3.20.0070.06313.72
5.3.10.0070.06713.67
5.3.00.0170.05713.57
5.2.170.0030.06311.71
5.2.160.0100.06311.71
5.2.150.0000.06711.71
5.2.140.0030.06711.71
5.2.130.0030.04711.71
5.2.120.0000.06311.71
5.2.110.0030.03011.71
5.2.100.0030.06311.71
5.2.90.0070.05011.71
5.2.80.0030.06711.71
5.2.70.0070.04311.71
5.2.60.0030.06311.71
5.2.50.0070.04011.71
5.2.40.0070.06311.71
5.2.30.0070.06311.71
5.2.20.0030.04311.71
5.2.10.0000.05011.71
5.2.00.0070.06011.71
5.1.60.0100.03711.71
5.1.50.0030.04711.71
5.1.40.0070.04311.71
5.1.30.0000.05711.71
5.1.20.0030.03711.71
5.1.10.0030.05311.71
5.1.00.0030.05311.71
5.0.50.0000.04011.71
5.0.40.0030.02311.71
5.0.30.0000.06711.71
5.0.20.0030.04311.71
5.0.10.0030.04011.71
5.0.00.0030.06711.71
4.4.90.0030.01711.71
4.4.80.0030.02711.71
4.4.70.0000.03011.71
4.4.60.0030.03011.71
4.4.50.0000.02311.71
4.4.40.0000.04011.71
4.4.30.0000.03311.71
4.4.20.0070.02711.71
4.4.10.0000.03311.71
4.4.00.0070.05011.71
4.3.110.0030.02011.71
4.3.100.0000.03711.71
4.3.90.0030.03711.71
4.3.80.0070.05311.71
4.3.70.0030.03311.71
4.3.60.0070.02711.71
4.3.50.0000.03711.71
4.3.40.0000.05311.71
4.3.30.0030.03311.71
4.3.20.0000.03711.71
4.3.10.0100.03711.71
4.3.00.0000.03311.71

preferences:
115.97 ms | 400 KiB | 5 Q