3v4l.org

run code in 300+ PHP versions simultaneously
<?php abstract class parentTest{ protected $innerVar;}class implTest{ protected $innerVar = 'hi'; public function __construct() { if(empty($this->innerVar)){ throw(new Exception('too soon')); } }}new implTest();

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)
8.3.60.0100.01016.63
8.3.50.0140.00522.87
8.3.40.0000.01418.73
8.3.30.0110.00418.91
8.3.20.0050.00320.13
8.3.10.0000.00721.60
8.3.00.0050.00319.13
8.2.180.0080.00616.38
8.2.170.0110.00722.96
8.2.160.0130.00320.38
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00421.16
8.2.110.0040.00420.43
8.2.100.0120.00017.48
8.2.90.0080.00018.03
8.2.80.0040.00817.97
8.2.70.0040.00417.50
8.2.60.0020.00517.80
8.2.50.0080.00018.07
8.2.40.0000.00718.09
8.2.30.0030.00717.97
8.2.20.0070.00017.61
8.2.10.0040.00417.93
8.2.00.0060.00317.61
8.1.280.0110.00625.92
8.1.270.0040.00423.71
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0050.00322.06
8.1.230.0040.00720.87
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0060.00317.10
8.1.190.0080.00017.10
8.1.180.0020.00518.10
8.1.170.0030.00518.42
8.1.160.0000.00721.94
8.1.150.0040.00418.65
8.1.140.0020.00517.29
8.1.130.0060.00017.67
8.1.120.0070.00017.35
8.1.110.0090.00017.21
8.1.100.0000.00817.21
8.1.90.0030.00517.34
8.1.80.0000.00717.34
8.1.70.0030.00317.26
8.1.60.0030.00517.45
8.1.50.0040.00417.44
8.1.40.0050.00317.52
8.1.30.0040.00417.46
8.1.20.0070.00017.57
8.1.10.0040.00417.46
8.1.00.0040.00417.48
8.0.300.0040.00420.12
8.0.290.0000.00716.63
8.0.280.0000.00718.31
8.0.270.0030.00317.09
8.0.260.0030.00317.20
8.0.250.0000.00616.85
8.0.240.0030.00516.93
8.0.230.0030.00616.71
8.0.220.0030.00316.79
8.0.210.0060.00316.71
8.0.200.0090.00016.70
8.0.190.0040.00416.75
8.0.180.0040.00416.86
8.0.170.0080.00016.68
8.0.160.0030.00316.70
8.0.150.0000.00716.67
8.0.140.0030.00416.75
8.0.130.0060.00013.18
8.0.120.0080.00016.61
8.0.110.0040.00416.72
8.0.100.0040.00416.70
8.0.90.0070.00016.64
8.0.80.0140.00616.78
8.0.70.0040.00416.76
8.0.60.0000.00816.64
8.0.50.0000.00716.77
8.0.30.0130.00717.03
8.0.20.0090.01017.40
8.0.10.0050.00316.77
8.0.00.0050.01216.81
7.4.330.0030.00315.01
7.4.320.0000.00616.49
7.4.300.0030.00316.52
7.4.290.0040.00316.41
7.4.280.0090.00016.52
7.4.270.0030.00316.42
7.4.260.0040.00416.44
7.4.250.0070.00316.54
7.4.240.0020.00616.44
7.4.230.0050.00216.50
7.4.220.0060.01616.56
7.4.210.0070.00716.63
7.4.200.0040.00316.43
7.4.160.0120.00316.59
7.4.150.0090.00917.40
7.4.140.0060.01217.86
7.4.130.0090.00916.38
7.4.120.0150.00716.42
7.4.110.0060.01016.50
7.4.100.0100.00716.50
7.4.90.0110.00716.41
7.4.80.0100.00719.39
7.4.70.0060.01016.39
7.4.60.0080.00816.44
7.4.50.0000.00816.17
7.4.40.0100.01316.43
7.4.30.0060.00916.49
7.4.00.0090.00914.92
7.3.330.0030.00313.23
7.3.320.0000.00613.20
7.3.310.0000.00716.32
7.3.300.0070.00016.23
7.3.290.0030.01516.22
7.3.280.0110.00516.23
7.3.270.0250.02117.40
7.3.260.0090.01016.54
7.3.250.0110.00716.27
7.3.240.0120.00616.22
7.3.230.0150.00416.39
7.3.210.0060.01016.48
7.3.200.0100.01319.39
7.3.190.0150.00316.56
7.3.180.0090.01216.23
7.3.170.0150.00016.43
7.3.160.0030.01216.38
7.3.10.0110.00316.57
7.3.00.0100.00616.63
7.2.330.0140.00316.73
7.2.320.0030.01416.42
7.2.310.0070.01016.33
7.2.300.0070.01016.69
7.2.290.0030.01716.41
7.2.130.0130.00316.82
7.2.120.0080.00816.86
7.2.110.0130.00216.63
7.2.100.0050.01216.74
7.2.90.0080.00816.45
7.2.80.0020.01116.49
7.2.70.0080.00716.70
7.2.60.0060.00816.89
7.2.50.0080.00916.72
7.2.40.0040.01316.82
7.2.30.0090.00216.48
7.2.20.0100.00516.82
7.2.10.0090.00916.76
7.2.00.0100.00717.48
7.1.250.0080.00615.63
7.1.230.0040.01215.61
7.1.220.0120.00415.27
7.1.210.0080.00815.62
7.1.200.0120.00615.46
7.1.190.0070.01115.59
7.1.180.0140.00415.34
7.1.170.0130.00615.64
7.1.160.0080.00815.30
7.1.150.0090.00815.68
7.1.140.0170.00215.67
7.1.130.0090.00915.25
7.1.120.0060.01115.72
7.1.110.0050.00815.43
7.1.100.0080.00716.69
7.1.90.0120.00615.70
7.1.80.0140.00315.79
7.1.70.0080.00516.06
7.1.60.0070.01317.43
7.1.50.0120.00916.30
7.1.40.0090.00915.81
7.1.30.1190.00615.68
7.1.20.0100.01015.64
7.1.10.0100.00315.55
7.1.00.0030.04418.87
7.0.310.0040.01815.09
7.0.300.0040.01415.42
7.0.290.0070.01015.43
7.0.280.0140.00215.14
7.0.270.0090.00615.27
7.0.260.0000.01715.00
7.0.250.0060.01015.24
7.0.240.0140.00315.03
7.0.230.0080.00815.28
7.0.220.0110.00714.93
7.0.210.0090.00615.31
7.0.200.0040.00815.86
7.0.190.0130.00415.19
7.0.180.0110.00415.06
7.0.170.0070.00715.24
7.0.160.0060.00615.07
7.0.150.0030.00815.25
7.0.140.0050.03818.63
7.0.130.0060.00615.32
7.0.120.0000.01415.15
7.0.110.0090.00615.05
7.0.100.0130.00015.27
7.0.90.0090.00315.20
7.0.80.0110.00315.20
7.0.70.0060.00915.07
7.0.60.0060.03617.42
7.0.50.0100.04316.68
7.0.40.0080.03816.61
7.0.30.0140.02316.70
7.0.20.0160.04616.69
7.0.10.0030.03516.73
7.0.00.0060.02316.85
5.6.380.0110.00514.10
5.6.370.0070.01114.21
5.6.360.0090.00513.98
5.6.350.0090.00614.19
5.6.340.0060.01214.34
5.6.330.0040.01313.83
5.6.320.0030.01614.26
5.6.310.0100.00714.39
5.6.300.0170.00014.16
5.6.290.0100.00314.20
5.6.280.0050.04017.39
5.6.270.0090.00414.11
5.6.260.0100.00314.14
5.6.250.0060.00614.13
5.6.240.0100.00314.46
5.6.230.0090.00614.34
5.6.220.0040.01113.99
5.6.210.0090.03717.44
5.6.200.0060.04716.13
5.6.190.0080.02817.62
5.6.180.0160.03217.35
5.6.170.0180.04317.43
5.6.160.0100.04317.23
5.6.150.0110.03816.04
5.6.140.0030.03116.28
5.6.130.0050.03016.06
5.6.120.0080.03117.62
5.6.110.0090.03317.69
5.6.100.0040.04917.68
5.6.90.0100.01817.59
5.6.80.0020.04717.14
5.6.70.0100.00614.17
5.6.60.0100.00613.97
5.6.50.0060.00614.06
5.6.40.0060.00814.08
5.6.30.0060.00613.78
5.6.20.0040.00914.34
5.6.10.0030.01014.25
5.6.00.0000.01514.26
5.5.380.0060.00611.29
5.5.370.0060.00610.86
5.5.360.0080.00310.75
5.5.350.0090.04515.62
5.5.340.0070.04314.54
5.5.330.0140.02215.80
5.5.320.0250.03515.76
5.5.310.0200.03115.51
5.5.300.0110.03514.45
5.5.290.0080.04314.47
5.5.280.0050.04316.09
5.5.270.0080.04615.94
5.5.260.0030.02815.81
5.5.250.0050.04315.83
5.5.240.0150.03815.71
5.5.230.0060.00610.87
5.5.220.0100.00011.02
5.5.210.0060.00611.01
5.5.200.0080.00310.64
5.5.190.0000.01211.20
5.5.180.0040.00810.87
5.5.170.0060.00314.13
5.5.160.0080.00310.76
5.5.150.0060.00611.18
5.5.140.0060.00611.07
5.5.130.0030.00910.84
5.5.120.0080.00311.00
5.5.110.0060.00610.79
5.5.100.0060.00611.26
5.5.90.0000.00911.11
5.5.80.0060.00610.96
5.5.70.0060.00610.81
5.5.60.0050.00311.17
5.5.50.0080.00310.79
5.5.40.0090.00311.14
5.5.30.0000.01310.66
5.5.20.0030.00910.79
5.5.10.0050.00510.86
5.5.00.0080.00510.82
5.4.450.0300.02515.24
5.4.440.0230.02515.21
5.4.430.0130.02315.12
5.4.420.0210.02315.21
5.4.410.0310.01815.19
5.4.400.0150.02315.17
5.4.390.0120.02415.06
5.4.380.0080.03214.81
5.4.370.0110.02814.65
5.4.360.0080.02914.74
5.4.350.0050.03414.55
5.4.340.0100.03014.85
5.4.330.0070.00310.85
5.4.320.0090.02011.59
5.4.310.0070.02111.63
5.4.300.0070.02011.68
5.4.290.0050.02911.74
5.4.280.0090.03211.60
5.4.270.0080.02511.71
5.4.260.0070.02311.58
5.4.250.0040.02311.61
5.4.240.0040.02211.63
5.4.230.0080.02311.68
5.4.220.0090.02111.59
5.4.210.0100.02211.74
5.4.200.0060.02611.50
5.4.190.0050.02611.69
5.4.180.0080.02311.53
5.4.170.0110.01911.59
5.4.160.0050.02311.73
5.4.150.0020.02411.67
5.4.140.0070.02111.33
5.4.130.0040.02411.50
5.4.120.0050.02211.33
5.4.110.0070.02111.24
5.4.100.0050.02411.43
5.4.90.0070.02111.42
5.4.80.0070.02311.34
5.4.70.0070.01911.41
5.4.60.0050.02111.39
5.4.50.0060.02311.43
5.4.40.0050.02011.46
5.4.30.0040.02511.44
5.4.20.0030.02211.47
5.4.10.0060.02011.48
5.4.00.0060.02511.20
5.3.290.0050.02311.73
5.3.280.0050.02311.57
5.3.270.0050.02211.44
5.3.260.0060.02211.58
5.3.250.0050.02211.61
5.3.240.0060.02011.54
5.3.230.0070.02011.54
5.3.220.0030.02311.44
5.3.210.0050.02211.54
5.3.200.0060.02311.53
5.3.190.0070.02011.52
5.3.180.0060.01811.58
5.3.170.0060.02011.52
5.3.160.0040.02011.46
5.3.150.0070.01911.63
5.3.140.0100.01911.58
5.3.130.0080.02211.57
5.3.120.0070.02211.63
5.3.110.0080.02111.45
5.3.100.0060.02111.22
5.3.90.0090.02411.14
5.3.80.0050.02011.22
5.3.70.0070.02211.21
5.3.60.0080.02211.28
5.3.50.0060.02111.06
5.3.40.0080.01811.17
5.3.30.0070.01811.20
5.3.20.0070.01810.92
5.3.10.0080.01710.90
5.3.00.0060.02110.80
5.2.170.0050.0209.36
5.2.160.0050.0169.24
5.2.150.0050.0169.24
5.2.140.0060.0169.41
5.2.130.0040.0229.26
5.2.120.0050.0169.27
5.2.110.0030.0209.29
5.2.100.0060.0149.28
5.2.90.0040.0169.31
5.2.80.0050.0179.29
5.2.70.0030.0189.26
5.2.60.0050.0179.22
5.2.50.0020.0229.26
5.2.40.0030.0189.33
5.2.30.0020.0199.09
5.2.20.0070.0169.16
5.2.10.0050.0169.01
5.2.00.0070.0218.98
5.1.60.0020.0168.41
5.1.50.0050.0158.40
5.1.40.0050.0168.39
5.1.30.0030.0168.61
5.1.20.0060.0158.58
5.1.10.0040.0168.44
5.1.00.0050.0148.45
5.0.50.0040.0127.68
5.0.40.0030.0117.61
5.0.30.0030.0177.52
5.0.20.0030.0127.51
5.0.10.0040.0117.49
5.0.00.0060.0147.49
4.4.90.0050.0076.75
4.4.80.0030.0106.74
4.4.70.0040.0116.74
4.4.60.0020.0116.74
4.4.50.0040.0086.75
4.4.40.0020.0156.72
4.4.30.0040.0076.74
4.4.20.0030.0106.79
4.4.10.0020.0116.79
4.4.00.0030.0146.74
4.3.110.0040.0096.70
4.3.100.0020.0116.70
4.3.90.0050.0076.68
4.3.80.0020.0156.66
4.3.70.0050.0076.68
4.3.60.0050.0076.68
4.3.50.0030.0096.68
4.3.40.0030.0146.63
4.3.30.0050.0076.01
4.3.20.0020.0105.99
4.3.10.0010.0135.98
4.3.00.0020.00812.31

preferences:
65.01 ms | 401 KiB | 5 Q