3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Hello { public function __toString() { return null; } } $h = new Hello(); echo " First " . $h->__toString() . "\n"; echo " Second " . $h . "\n";

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)
8.3.60.0000.01418.31
8.3.50.0100.01121.11
8.3.40.0070.00718.84
8.3.30.0140.00018.96
8.3.20.0000.00720.09
8.3.10.0080.00023.66
8.3.00.0070.00317.63
8.2.180.0120.00616.88
8.2.170.0100.00322.96
8.2.160.0100.00320.52
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0070.00022.18
8.2.110.0000.00922.27
8.2.100.0080.00417.88
8.2.90.0050.00319.09
8.2.80.0040.00417.97
8.2.70.0000.00917.50
8.2.60.0090.00017.93
8.2.50.0060.00318.07
8.2.40.0000.00919.76
8.2.30.0000.00718.05
8.2.20.0000.00817.79
8.2.10.0050.00218.12
8.2.00.0050.00317.73
8.1.280.0040.01225.92
8.1.270.0040.00422.19
8.1.260.0040.00426.35
8.1.250.0060.00328.09
8.1.240.0030.00623.87
8.1.230.0110.00019.13
8.1.220.0030.00617.74
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0000.00817.35
8.1.180.0000.00918.10
8.1.170.0040.00418.56
8.1.160.0000.00722.00
8.1.150.0000.00718.86
8.1.140.0040.00417.36
8.1.130.0000.00717.88
8.1.120.0000.00717.44
8.1.110.0080.00017.52
8.1.100.0000.00717.45
8.1.90.0040.00417.36
8.1.80.0030.00517.38
8.1.70.0000.00817.41
8.1.60.0030.00617.54
8.1.50.0060.00317.51
8.1.40.0050.00317.49
8.1.30.0030.00617.59
8.1.20.0040.00417.65
8.1.10.0000.00717.45
8.1.00.0030.00617.52
8.0.300.0030.00418.77
8.0.290.0040.00416.88
8.0.280.0030.00318.31
8.0.270.0030.00317.23
8.0.260.0030.00317.22
8.0.250.0000.00616.89
8.0.240.0040.00416.91
8.0.230.0000.00717.00
8.0.220.0000.00616.83
8.0.210.0030.00316.81
8.0.200.0030.00316.92
8.0.190.0050.00316.98
8.0.180.0050.00217.02
8.0.170.0050.00316.98
8.0.160.0000.00716.94
8.0.150.0050.00216.72
8.0.140.0040.00416.95
8.0.130.0050.00013.35
8.0.120.0040.00416.87
8.0.110.0040.00416.91
8.0.100.0050.00316.84
8.0.90.0070.00016.76
8.0.80.0120.00916.91
8.0.70.0040.00416.82
8.0.60.0070.00016.89
8.0.50.0070.00016.86
8.0.30.0100.01217.17
8.0.20.0090.01017.40
8.0.10.0000.00717.01
8.0.00.0140.00416.71
7.4.330.0000.00515.00
7.4.320.0000.00616.52
7.4.300.0000.00716.59
7.4.290.0030.00316.50
7.4.280.0040.00416.58
7.4.270.0070.00016.52
7.4.260.0030.00313.30
7.4.250.0040.00416.48
7.4.240.0050.00316.54
7.4.230.0070.00016.39
7.4.220.0100.01016.57
7.4.210.0030.01516.64
7.4.200.0070.00016.39
7.4.160.0120.00916.55
7.4.150.0130.00617.40
7.4.140.0070.01217.86
7.4.130.0080.00916.58
7.4.120.0090.00716.52
7.4.110.0080.00816.45
7.4.100.0180.00316.45
7.4.90.0070.01016.57
7.4.80.0070.01119.39
7.4.70.0130.00316.50
7.4.60.0070.01016.61
7.4.50.0090.00016.55
7.4.40.0070.01116.41
7.4.30.0100.00616.66
7.4.10.0120.00315.21
7.4.00.0080.01015.00
7.3.330.0060.00013.35
7.3.320.0020.00213.20
7.3.310.0000.00716.39
7.3.300.0070.00016.34
7.3.290.0130.00716.33
7.3.280.0100.00716.34
7.3.270.0040.01317.40
7.3.260.0060.00916.47
7.3.250.0060.01116.50
7.3.240.0100.00616.34
7.3.230.0180.00016.39
7.3.210.0070.01316.55
7.3.200.0130.00719.39
7.3.190.0090.01216.50
7.3.180.0100.00716.54
7.3.170.0060.01416.45
7.3.160.0130.00716.38
7.3.130.0040.01514.94
7.3.120.0070.01014.78
7.3.110.0050.01114.68
7.3.100.0050.01114.75
7.3.90.0090.00714.80
7.3.80.0050.00814.82
7.3.70.0010.01314.88
7.3.60.0050.01014.79
7.3.50.0100.00414.67
7.3.40.0070.00714.84
7.3.30.0050.00714.80
7.3.20.0090.00516.58
7.3.10.0060.00716.71
7.3.00.0070.00716.44
7.2.330.0110.00716.49
7.2.320.0100.00616.63
7.2.310.0040.01416.63
7.2.300.0090.00616.76
7.2.290.0180.00316.80
7.2.260.0100.00615.00
7.2.250.0110.00515.27
7.2.240.0080.00715.19
7.2.230.0070.00715.03
7.2.220.0090.00814.96
7.2.210.0100.00515.04
7.2.200.0040.00615.00
7.2.190.0030.01115.02
7.2.180.0060.00814.94
7.2.170.0040.01115.01
7.2.160.0120.00315.03
7.2.150.0090.00416.53
7.2.140.0060.00616.95
7.2.130.0000.01216.77
7.2.120.0060.00916.90
7.2.110.0090.00916.70
7.2.100.0040.01116.77
7.2.90.0030.01016.96
7.2.80.0090.00716.75
7.2.70.0070.01016.55
7.2.60.0050.01016.51
7.2.50.0060.00916.84
7.2.40.0090.00616.64
7.2.30.0040.00816.89
7.2.20.0090.00616.85
7.2.10.0060.00816.68
7.2.00.0060.00618.18
7.1.330.0050.00815.89
7.1.320.0100.00715.67
7.1.310.0050.00815.63
7.1.300.0030.00915.71
7.1.290.0090.00415.55
7.1.280.0070.00715.58
7.1.270.0020.01215.57
7.1.260.0020.01015.61
7.1.250.0000.01415.33
7.1.240.0090.00915.74
7.1.230.0030.01015.75
7.1.220.0110.00715.75
7.1.210.0000.01215.46
7.1.200.0080.00815.58
7.1.190.0030.01215.80
7.1.180.0070.00315.66
7.1.170.0070.00315.73
7.1.160.0000.01415.83
7.1.150.0070.00715.58
7.1.140.0120.00315.93
7.1.130.0030.01015.42
7.1.120.0060.00615.36
7.1.110.0070.01115.92
7.1.100.0060.00716.88
7.1.90.0000.00915.80
7.1.80.0070.00715.69
7.1.70.0030.01016.44
7.1.60.0080.01217.38
7.1.50.0090.00716.38
7.1.40.0070.00315.59
7.1.30.0100.00315.84
7.1.20.0120.00315.74
7.1.10.0030.00715.37
7.1.00.0070.03919.01
7.0.330.0140.00015.42
7.0.320.0040.00715.31
7.0.310.0070.00715.45
7.0.300.0070.00415.26
7.0.290.0060.00915.27
7.0.280.0000.01015.53
7.0.270.0000.01115.51
7.0.260.0070.01015.52
7.0.250.0060.00615.41
7.0.240.0060.00315.35
7.0.230.0080.00015.18
7.0.220.0030.01015.36
7.0.210.0080.00415.47
7.0.200.0070.00716.00
7.0.190.0030.00715.13
7.0.180.0030.00915.38
7.0.170.0100.00315.20
7.0.160.0030.01015.34
7.0.150.0090.00615.41
7.0.140.0070.03718.69
7.0.130.0060.00915.30
7.0.120.0100.00315.32
7.0.110.0070.00715.47
7.0.100.0030.00615.29
7.0.90.0040.01115.17
7.0.80.0070.00715.52
7.0.70.0040.00715.55
7.0.60.0080.04317.54
7.0.50.0050.04216.71
7.0.40.0020.03216.82
7.0.30.0190.03216.86
7.0.20.0120.04516.73
7.0.10.0100.04116.92
7.0.00.0050.04016.87
5.6.400.0040.00714.30
5.6.390.0110.00314.60
5.6.380.0060.00914.27
5.6.370.0030.01014.05
5.6.360.0090.00614.36
5.6.350.0070.00714.34
5.6.340.0030.00614.11
5.6.330.0030.01014.39
5.6.320.0100.00314.15
5.6.310.0080.00814.55
5.6.300.0060.00914.57
5.6.290.0030.01214.35
5.6.280.0080.04017.76
5.6.270.0030.00914.43
5.6.260.0000.01614.03
5.6.250.0000.01414.39
5.6.240.0000.01114.38
5.6.230.0060.00614.34
5.6.220.0000.01114.19
5.6.210.0070.04217.56
5.6.200.0080.03816.27
5.6.190.0070.02517.54
5.6.180.0100.03217.34
5.6.170.0220.02517.36
5.6.160.0070.02817.30
5.6.150.0080.03816.16
5.6.140.0030.02416.41
5.6.130.0100.03416.25
5.6.120.0050.02617.63
5.6.110.0080.04517.83
5.6.100.0070.03217.59
5.6.90.0030.03717.63
5.6.80.0060.03817.17
5.6.70.0030.00613.93
5.6.60.0070.00714.23
5.6.50.0060.00914.28
5.6.40.0030.01014.41
5.6.30.0030.01014.30
5.6.20.0110.00414.16
5.6.10.0100.01014.30
5.6.00.0040.00714.18
5.5.380.0000.01014.13
5.5.370.0000.01413.96
5.5.360.0090.00613.91
5.5.350.0090.04717.31
5.5.340.0030.04216.11
5.5.330.0060.02217.24
5.5.320.0190.04417.42
5.5.310.0180.04217.42
5.5.300.0080.01815.95
5.5.290.0080.04516.14
5.5.280.0070.04517.60
5.5.270.0090.03617.65
5.5.260.0070.04017.51
5.5.250.0120.04217.51
5.5.240.0150.03817.17
5.5.230.0040.00414.00
5.5.220.0030.01114.18
5.5.210.0070.00314.24
5.5.200.0070.00714.29
5.5.190.0120.00014.30
5.5.180.0030.00914.02
5.5.170.0060.00614.03
5.5.160.0030.01114.13
5.5.150.0030.00613.91
5.5.140.0000.01514.23
5.5.130.0030.00713.86
5.5.120.0060.00914.25
5.5.110.0060.00814.10
5.5.100.0060.00614.03
5.5.90.0040.00814.36
5.5.80.0030.00914.09
5.5.70.0030.00714.35
5.5.60.0060.00814.26
5.5.50.0000.00914.40
5.5.40.0060.00614.03
5.5.30.0030.00514.11
5.5.20.0030.01014.26
5.5.10.0100.00314.37
5.5.00.0000.01114.25
5.4.450.0390.02815.15
5.4.440.0180.02915.30
5.4.430.0330.03515.40
5.4.420.0320.00615.28
5.4.410.0330.00315.28
5.4.400.0330.00315.03
5.4.390.0320.00415.06
5.4.380.0370.00015.14
5.4.370.0420.00215.00
5.4.360.0320.00515.14
5.4.350.0350.00214.92
5.4.340.0040.02111.38
5.4.330.0070.00710.87
5.4.320.0080.01711.76
5.4.310.0060.01911.71
5.4.300.0040.02511.77
5.4.290.0070.02511.77
5.4.280.0070.01911.82
5.4.270.0070.02411.79
5.4.260.0040.02111.80
5.4.250.0040.02411.68
5.4.240.0040.02411.72
5.4.230.0040.02211.82
5.4.220.0050.02511.56
5.4.210.0040.02711.69
5.4.200.0080.02311.68
5.4.190.0040.02311.70
5.4.180.0060.01911.75
5.4.170.0040.02111.71
5.4.160.0080.01911.69
5.4.150.0030.02411.54
5.4.140.0060.01811.57
5.4.130.0060.02211.53
5.4.120.0070.02011.61
5.4.110.0040.01911.38
5.4.100.0040.02211.55
5.4.90.0060.02311.35
5.4.80.0080.02211.53
5.4.70.0050.02311.55
5.4.60.0050.01911.49
5.4.50.0040.02311.57
5.4.40.0020.02111.55
5.4.30.0050.02211.51
5.4.20.0040.02211.48
5.4.10.0040.02111.54
5.4.00.0050.02411.13
5.3.290.0040.04112.80
5.3.280.0040.04012.71
5.3.270.0160.04612.72
5.3.260.0060.03912.72
5.3.250.0060.03712.72
5.3.240.0050.03912.72
5.3.230.0060.03812.70
5.3.220.0070.03612.68
5.3.210.0070.03812.68
5.3.200.0020.04212.68
5.3.190.0060.03812.68
5.3.180.0040.04112.67
5.3.170.0060.03712.67
5.3.160.0080.03512.67
5.3.150.0050.03812.68
5.3.140.0060.03612.66
5.3.130.0070.03912.66
5.3.120.0050.04112.65
5.3.110.0050.04212.66
5.3.100.0090.04012.12
5.3.90.0100.03312.10
5.3.80.0090.03612.09
5.3.70.0070.03712.09
5.3.60.0050.04012.07
5.3.50.0050.03812.02
5.3.40.0030.04012.02
5.3.30.0070.03611.98
5.3.20.0090.03411.77
5.3.10.0080.03411.73
5.3.00.0090.03611.72
5.2.170.0050.0319.22
5.2.160.0060.0369.22
5.2.150.0060.0319.22
5.2.140.0030.0329.21
5.2.130.0010.0329.18
5.2.120.0050.0289.18
5.2.110.0010.0349.18
5.2.100.0070.0309.18
5.2.90.0040.0319.18
5.2.80.0050.0319.17
5.2.70.0080.0289.18
5.2.60.0050.0309.13
5.2.50.0060.0309.10
5.2.40.0060.0329.08
5.2.30.0050.0329.05
5.2.20.0080.0309.04
5.2.10.0060.0408.94
5.2.00.0100.0298.80
5.1.60.0040.0268.09
5.1.50.0040.0278.08
5.1.40.0050.0248.06
5.1.30.0050.0278.41
5.1.20.0040.0298.43
5.1.10.0060.0268.16
5.1.00.0020.0278.16
5.0.50.0000.0266.64
5.0.40.0010.0226.50
5.0.30.0040.0356.31
5.0.20.0050.0266.27
5.0.10.0070.0266.25
5.0.00.0060.0346.25
4.4.90.0000.0214.78
4.4.80.0020.0164.76
4.4.70.0040.0144.75
4.4.60.0030.0174.75
4.4.50.0040.0144.77
4.4.40.0050.0234.71
4.4.30.0010.0174.76
4.4.20.0070.0124.84
4.4.10.0020.0164.84
4.4.00.0040.0244.76
4.3.110.0020.0164.67
4.3.100.0000.0174.67
4.3.90.0010.0164.63
4.3.80.0030.0234.58
4.3.70.0010.0164.63
4.3.60.0010.0164.63
4.3.50.0030.0154.63
4.3.40.0030.0244.54
4.3.30.0010.0163.30
4.3.20.0020.0153.28
4.3.10.0010.0163.24
4.3.00.0130.0207.34

preferences:
41.45 ms | 401 KiB | 5 Q