3v4l.org

run code in 300+ PHP versions simultaneously
<?php $heading = 'h2x'; echo +-+$heading;

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)
8.3.40.0040.01118.84
8.3.30.0090.00618.87
8.3.20.0040.00420.17
8.3.10.0070.00021.82
8.3.00.0080.00019.38
8.2.170.0170.00322.96
8.2.160.0070.00720.27
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0070.01026.16
8.2.120.0040.00420.97
8.2.110.0090.00022.03
8.2.100.0080.00317.84
8.2.90.0040.00419.17
8.2.80.0030.00617.97
8.2.70.0040.00417.75
8.2.60.0060.00617.79
8.2.50.0060.00318.07
8.2.40.0000.00918.16
8.2.30.0000.00817.97
8.2.20.0040.00417.71
8.2.10.0000.00817.98
8.2.00.0000.00717.71
8.1.270.0040.00423.86
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0000.00922.45
8.1.230.0080.00320.89
8.1.220.0060.00318.77
8.1.210.0060.00318.90
8.1.200.0030.00617.36
8.1.190.0040.00417.22
8.1.180.0040.00418.10
8.1.170.0040.00418.65
8.1.160.0040.00421.90
8.1.150.0000.00718.73
8.1.140.0040.00417.28
8.1.130.0030.00317.69
8.1.120.0000.00717.41
8.1.110.0000.00717.41
8.1.100.0070.00017.29
8.1.90.0000.00717.28
8.1.80.0040.00417.38
8.1.70.0000.00717.31
8.1.60.0000.00717.49
8.1.50.0040.00417.35
8.1.40.0000.00717.50
8.1.30.0030.00517.65
8.1.20.0080.00017.67
8.1.10.0020.00517.54
8.1.00.0000.00717.43
8.0.300.0060.00319.90
8.0.290.0030.00616.75
8.0.280.0080.00018.38
8.0.270.0000.00717.29
8.0.260.0000.00717.14
8.0.250.0030.00317.02
8.0.240.0000.00716.92
8.0.230.0000.00716.93
8.0.220.0070.00016.78
8.0.210.0060.00316.89
8.0.200.0040.00416.94
8.0.190.0000.00716.91
8.0.180.0000.00816.96
8.0.170.0040.00416.89
8.0.160.0040.00416.77
8.0.150.0000.00716.91
8.0.140.0000.00716.80
8.0.130.0050.00013.33
8.0.120.0050.00316.87
8.0.110.0000.00816.84
8.0.100.0040.00416.84
8.0.90.0000.00716.78
8.0.80.0060.01616.95
8.0.70.0000.00816.90
8.0.60.0040.00416.77
8.0.50.0040.00416.91
8.0.30.0090.01117.07
8.0.20.0170.00517.40
8.0.10.0000.00717.11
8.0.00.0070.01016.77
7.4.330.0030.00315.00
7.4.320.0000.00716.43
7.4.300.0040.00416.50
7.4.290.0000.00716.39
7.4.280.0080.00016.52
7.4.270.0000.00716.54
7.4.260.0040.00416.52
7.4.250.0040.00416.44
7.4.240.0020.00516.51
7.4.230.0030.00316.34
7.4.220.0090.00916.38
7.4.210.0000.01416.55
7.4.200.0070.00016.51
7.4.160.0070.01316.47
7.4.150.0170.00317.40
7.4.140.0150.00617.86
7.4.130.0090.00816.46
7.4.120.0100.00916.42
7.4.110.0100.00716.23
7.4.100.0060.01216.30
7.4.90.0140.00316.72
7.4.80.0060.01519.39
7.4.70.0090.00616.42
7.4.60.0060.00916.44
7.4.50.0030.00516.38
7.4.40.0110.00716.43
7.4.30.0170.00016.46
7.4.00.0050.01314.85
7.3.330.0000.00613.30
7.3.320.0020.00213.23
7.3.310.0070.00016.31
7.3.300.0040.00416.32
7.3.290.0100.00716.41
7.3.280.0080.00716.27
7.3.270.0130.00317.40
7.3.260.0060.01216.38
7.3.250.0100.00616.29
7.3.240.0110.00616.38
7.3.230.0060.00916.39
7.3.210.0030.01316.57
7.3.200.0090.01319.39
7.3.190.0080.00816.43
7.3.180.0080.00816.32
7.3.170.0030.01316.35
7.3.160.0140.00716.48
7.3.120.0000.01414.64
7.3.110.0030.01614.87
7.3.100.0030.00914.75
7.3.90.0030.00615.00
7.3.80.0060.00914.95
7.3.70.0030.00714.84
7.3.60.0030.00914.90
7.3.50.0100.00614.83
7.3.40.0070.01014.65
7.3.30.0100.00014.75
7.3.20.0150.00016.57
7.3.10.0060.00616.68
7.3.00.0060.00516.51
7.2.330.0090.01016.35
7.2.320.0060.00916.32
7.2.310.0130.01016.36
7.2.300.0060.01316.55
7.2.290.0060.01216.45
7.2.250.0090.00615.17
7.2.240.0060.00914.77
7.2.230.0040.00814.94
7.2.220.0070.00714.89
7.2.210.0080.00614.80
7.2.200.0050.00514.65
7.2.190.0060.01314.75
7.2.180.0090.00915.02
7.2.170.0070.00715.00
7.2.130.0060.00916.68
7.2.120.0080.00616.91
7.2.110.0100.00316.61
7.2.100.0000.01416.99
7.2.90.0030.01016.48
7.2.80.0000.01016.79
7.2.70.0040.00816.79
7.2.60.0150.00916.87
7.2.50.0040.00416.81
7.2.40.0030.01016.98
7.2.30.0090.00616.75
7.2.20.0060.00616.66
7.2.10.0080.00416.96
7.2.00.0020.00918.13
7.1.330.0000.01215.82
7.1.320.0030.00615.50
7.1.310.0030.01315.47
7.1.300.0030.00715.86
7.1.290.0040.01115.42
7.1.280.0030.01015.50
7.1.270.0030.01015.92
7.1.260.0030.01015.74
7.1.250.0040.00815.46
7.1.240.0110.00315.51
7.1.230.0070.00715.73
7.1.220.0030.01215.72
7.1.210.0000.01315.68
7.1.200.0020.01015.68
7.1.190.0070.00715.63
7.1.180.0060.00615.38
7.1.170.0100.00015.43
7.1.160.0060.00315.64
7.1.150.0060.00315.57
7.1.140.0000.01215.76
7.1.130.0030.01015.61
7.1.120.0030.01215.71
7.1.110.0080.00415.59
7.1.100.0020.01016.85
7.1.90.0040.00415.69
7.1.80.0090.00015.55
7.1.70.0030.01116.37
7.1.60.0110.00817.49
7.1.50.0070.01216.28
7.1.40.0060.00315.66
7.1.30.0070.00715.83
7.1.20.0000.01015.40
7.1.10.0000.01215.59
7.1.00.0050.04619.01
7.0.330.0120.00315.43
7.0.320.0000.01415.13
7.0.310.0030.00715.22
7.0.300.0100.00015.42
7.0.290.0050.00315.22
7.0.280.0080.00415.36
7.0.270.0070.00315.04
7.0.260.0090.00015.40
7.0.250.0030.00915.41
7.0.240.0060.00815.25
7.0.230.0060.00615.15
7.0.220.0000.01715.22
7.0.210.0070.00715.25
7.0.200.0040.00715.92
7.0.190.0030.01015.41
7.0.180.0040.00815.12
7.0.170.0080.00315.33
7.0.160.0040.00715.14
7.0.150.0000.01315.53
7.0.140.0060.03618.70
7.0.130.0060.00315.43
7.0.120.0000.01015.34
7.0.110.0070.00315.50
7.0.100.0000.00915.19
7.0.90.0100.00015.36
7.0.80.0070.00315.36
7.0.70.0040.00715.36
7.0.60.0050.04217.61
7.0.50.0100.04016.61
7.0.40.0070.04316.70
7.0.30.0170.04216.80
7.0.20.0200.04516.63
7.0.10.0060.02316.79
7.0.00.0030.03216.71
5.6.380.0000.01314.07
5.6.370.0070.00714.37
5.6.360.0110.00414.20
5.6.350.0080.00814.13
5.6.340.0060.00614.13
5.6.330.0070.00314.07
5.6.320.0030.00614.13
5.6.310.0080.00414.03
5.6.300.0070.00414.23
5.6.290.0030.01014.34
5.6.280.0050.03717.44
5.6.270.0110.00014.23
5.6.260.0070.00413.86
5.6.250.0070.00714.34
5.6.240.0080.00314.25
5.6.230.0070.00414.22
5.6.220.0090.00314.16
5.6.210.0070.04317.44
5.6.200.0080.04316.30
5.6.190.0130.01817.29
5.6.180.0170.02817.24
5.6.170.0180.03517.34
5.6.160.0090.02317.44
5.6.150.0020.03516.06
5.6.140.0030.02216.13
5.6.130.0070.03216.10
5.6.120.0090.02917.68
5.6.110.0020.04117.67
5.6.100.0030.04817.65
5.6.90.0070.04117.68
5.6.80.0030.02117.32
5.6.70.0000.01314.03
5.6.60.0110.00414.04
5.6.50.0070.00314.07
5.6.40.0070.00714.07
5.6.30.0120.00013.95
5.6.20.0000.01114.45
5.6.10.0030.00914.21
5.6.00.0100.00014.09
5.5.380.0040.00410.85
5.5.370.0000.00810.81
5.5.360.0070.00310.84
5.5.350.0090.03715.90
5.5.340.0050.04414.43
5.5.330.0070.02515.85
5.5.320.0130.02815.53
5.5.310.0120.02815.40
5.5.300.0060.04114.53
5.5.290.0040.02714.36
5.5.280.0030.04515.90
5.5.270.0050.03815.87
5.5.260.0100.03516.02
5.5.250.0030.04615.90
5.5.240.1950.02015.56
5.5.230.0100.00010.88
5.5.220.0070.00010.75
5.5.210.0030.00311.03
5.5.200.0110.00011.14
5.5.190.0080.00011.16
5.5.180.0000.00610.71
5.5.170.0030.00510.56
5.5.160.0040.00410.86
5.5.150.0030.00511.05
5.5.140.0030.00511.00
5.5.130.0060.00610.46
5.5.120.0030.00311.00
5.5.110.0030.00610.93
5.5.100.0000.00811.03
5.5.90.0050.00011.20
5.5.80.0000.00611.08
5.5.70.0030.00910.98
5.5.60.0000.00610.85
5.5.50.0040.00411.12
5.5.40.0030.00310.67
5.5.30.0090.00010.74
5.5.20.0000.00710.75
5.5.10.0030.00310.70
5.5.00.0030.00610.97
5.4.450.0280.02314.90
5.4.440.0430.02315.18
5.4.430.0250.02215.14
5.4.420.0170.03015.25
5.4.410.0080.02214.98
5.4.400.0100.02114.83
5.4.390.0210.02115.09
5.4.380.0100.03314.85
5.4.370.0120.03714.72
5.4.360.0100.03414.53
5.4.350.0130.02814.59
5.4.340.0080.03114.65
5.4.330.0080.00010.83
5.4.320.0080.02211.49
5.4.310.0020.02411.59
5.4.300.0040.02111.78
5.4.290.0040.02311.52
5.4.280.0040.01911.43
5.4.270.0020.02411.40
5.4.260.0050.02211.70
5.4.250.0050.02211.60
5.4.240.0020.02211.59
5.4.230.0040.02111.61
5.4.220.0040.02211.72
5.4.210.0050.02311.51
5.4.200.0070.02111.65
5.4.190.0020.02211.69
5.4.180.0040.02211.55
5.4.170.0040.02011.69
5.4.160.0070.01811.53
5.4.150.0080.01911.50
5.4.140.0060.02111.54
5.4.130.0020.02411.28
5.4.120.0050.02611.45
5.4.110.0050.02011.39
5.4.100.0060.01811.44
5.4.90.0050.02511.37
5.4.80.0050.02411.45
5.4.70.0040.02211.34
5.4.60.0020.02211.43
5.4.50.0030.02011.22
5.4.40.0050.02011.21
5.4.30.0050.01911.32
5.4.20.0060.02011.47
5.4.10.0020.02211.42
5.4.00.0050.02211.08
5.3.290.0040.02311.60
5.3.280.0030.02111.38
5.3.270.0040.02411.53
5.3.260.0070.02211.56
5.3.250.0040.02211.56
5.3.240.0050.02111.53
5.3.230.0050.02211.42
5.3.220.0020.02511.48
5.3.210.0060.02111.43
5.3.200.0090.01911.43
5.3.190.0040.02311.40
5.3.180.0050.02011.53
5.3.170.0070.01911.50
5.3.160.0030.02311.51
5.3.150.0020.02511.52
5.3.140.0070.01911.37
5.3.130.0030.02311.46
5.3.120.0030.02511.47
5.3.110.0080.01911.51
5.3.100.0050.02011.21
5.3.90.0020.02311.29
5.3.80.0060.01911.13
5.3.70.0050.02111.14
5.3.60.0050.02111.26
5.3.50.0040.02411.08
5.3.40.0060.02011.13
5.3.30.0070.01811.07
5.3.20.0040.02210.95
5.3.10.0060.02010.87
5.3.00.0030.02310.76
5.2.170.0060.0179.32
5.2.160.0040.0169.32
5.2.150.0060.0149.31
5.2.140.0060.0189.29
5.2.130.0070.0159.23
5.2.120.0020.0199.33
5.2.110.0070.0239.30
5.2.100.0040.0169.27
5.2.90.0050.0209.16
5.2.80.0050.0189.23
5.2.70.0090.0149.21
5.2.60.0020.0209.01
5.2.50.0070.0189.19
5.2.40.0050.0199.13
5.2.30.0060.0209.12
5.2.20.0050.0208.95
5.2.10.0050.0188.91
5.2.00.0040.0188.82
5.1.60.0030.0168.16
5.1.50.0040.0158.24
5.1.40.0040.0188.24
5.1.30.0020.0168.58
5.1.20.0070.0138.38
5.1.10.0050.0148.37
5.1.00.0030.0178.20
5.0.50.0010.0157.43
5.0.40.0030.0127.36
5.0.30.0060.0157.27
5.0.20.0040.0117.25
5.0.10.0050.0117.24
5.0.00.0030.0187.24
4.4.90.0030.0126.51
4.4.80.0020.0106.50
4.4.70.0040.0076.50
4.4.60.0010.0106.50
4.4.50.0020.0126.51
4.4.40.0040.0136.48
4.4.30.0040.0096.50
4.4.20.0040.0096.54
4.4.10.0020.0086.54
4.4.00.0020.0146.50
4.3.110.0030.0106.46
4.3.100.0020.0106.45
4.3.90.0030.0106.44
4.3.80.0040.0146.41
4.3.70.0020.0096.43
4.3.60.0040.0096.44
4.3.50.0020.0126.43
4.3.40.0010.0156.39
4.3.30.0020.0095.77
4.3.20.0040.0095.76
4.3.10.0020.0095.74
4.3.00.0100.00712.07

preferences:
39.14 ms | 400 KiB | 5 Q