3v4l.org

run code in 300+ PHP versions simultaneously
<?php $count = 0; $addone = function() use ($count) { $count ++; }; echo $count . "<br>"; $addone(); $addone(); echo $count. "<br>"; $addonefix = function() use (&$count) { $count ++; }; echo 'With Fix:'; echo $count. "<br>"; $addonefix(); $addonefix(); echo $count. "<br>";

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
8.3.50.0090.00921.14
8.3.40.0110.00718.63
8.3.30.0000.01420.17
8.3.20.0000.00720.20
8.3.10.0000.00821.98
8.3.00.0050.00322.39
8.2.180.0120.00316.38
8.2.170.0110.00422.96
8.2.160.0140.00022.30
8.2.150.0090.00024.18
8.2.140.0070.00024.66
8.2.130.0130.00626.16
8.2.120.0070.00720.93
8.2.110.0000.00922.25
8.2.100.0030.00917.72
8.2.90.0040.00419.21
8.2.80.0060.00319.32
8.2.70.0030.00917.22
8.2.60.0040.00418.04
8.2.50.0040.00418.07
8.2.40.0030.00518.16
8.2.30.0000.00719.55
8.2.20.0050.00317.79
8.2.10.0000.00717.73
8.2.00.0000.00717.76
8.1.280.0130.00725.92
8.1.270.0090.00523.99
8.1.260.0080.00026.35
8.1.250.0020.00528.09
8.1.240.0000.00923.89
8.1.230.0080.00419.14
8.1.220.0040.00417.79
8.1.210.0000.00818.77
8.1.200.0030.00617.34
8.1.190.0000.00717.41
8.1.180.0000.00819.14
8.1.170.0080.00018.51
8.1.160.0020.00520.73
8.1.150.0040.00418.64
8.1.140.0040.00417.36
8.1.130.0030.00317.83
8.1.120.0040.00417.45
8.1.110.0040.00417.50
8.1.100.0040.00417.44
8.1.90.0040.00317.43
8.1.80.0000.00717.50
8.1.70.0000.00717.35
8.1.60.0040.00417.61
8.1.50.0000.00817.37
8.1.40.0050.00217.48
8.1.30.0030.00617.53
8.1.20.0030.00617.67
8.1.10.0040.00417.61
8.1.00.0000.00717.45
8.0.300.0030.00618.77
8.0.290.0040.00417.18
8.0.280.0000.00718.44
8.0.270.0030.00317.18
8.0.260.0000.00816.82
8.0.250.0000.00716.99
8.0.240.0030.00616.98
8.0.230.0030.00316.93
8.0.220.0070.00016.79
8.0.210.0000.00816.87
8.0.200.0000.00616.84
8.0.190.0060.00316.92
8.0.180.0050.00216.90
8.0.170.0050.00216.78
8.0.160.0000.00716.92
8.0.150.0040.00416.76
8.0.140.0000.00716.73
8.0.130.0060.00013.32
8.0.120.0000.00816.89
8.0.110.0000.00716.88
8.0.100.0040.00416.70
8.0.90.0040.00416.79
8.0.80.0060.01016.93
8.0.70.0000.00716.92
8.0.60.0030.00316.89
8.0.50.0040.00416.92
8.0.30.0130.00617.12
8.0.20.0070.01117.40
8.0.10.0000.00717.03
8.0.00.0080.01016.89
7.4.330.0000.00515.00
7.4.320.0030.00316.53
7.4.300.0030.00316.59
7.4.290.0000.00616.36
7.4.280.0030.00316.49
7.4.270.0030.00316.43
7.4.260.0000.00513.25
7.4.250.0040.00416.52
7.4.240.0020.00516.53
7.4.230.0030.00616.31
7.4.220.0150.00416.64
7.4.210.0100.00616.59
7.4.200.0000.00716.68
7.4.190.0030.00316.47
7.4.160.0000.01516.37
7.4.150.0100.00717.40
7.4.140.0140.00617.86
7.4.130.0110.00816.49
7.4.120.0130.00316.51
7.4.110.0090.00916.48
7.4.100.0150.00316.47
7.4.90.0090.00916.67
7.4.80.0090.00919.39
7.4.70.0130.01016.30
7.4.60.0140.00616.48
7.4.50.0000.00816.57
7.4.40.0060.00622.77
7.4.30.0040.01716.41
7.4.10.0070.01014.77
7.4.00.0150.00214.83
7.3.330.0060.00013.12
7.3.320.0030.00313.25
7.3.310.0000.00616.28
7.3.300.0000.00616.31
7.3.290.0080.01216.23
7.3.280.0070.00916.29
7.3.270.0060.01017.40
7.3.260.0060.01116.47
7.3.250.0090.00716.39
7.3.240.0140.00316.58
7.3.230.0100.00716.45
7.3.210.0100.00716.25
7.3.200.0150.00719.39
7.3.190.0110.00716.56
7.3.180.0060.00916.64
7.3.170.0090.00616.41
7.3.160.0040.01116.57
7.3.130.0040.01414.87
7.3.120.0060.01014.98
7.3.110.0100.01014.63
7.3.100.0100.00714.98
7.3.90.0070.01014.69
7.3.80.0040.00715.05
7.3.70.0030.01214.91
7.3.60.0040.01114.68
7.3.50.0070.00714.65
7.3.40.0140.00014.90
7.3.30.0090.00614.80
7.3.20.0000.01016.52
7.3.10.0040.00916.62
7.3.00.0090.00616.52
7.2.330.0090.00916.36
7.2.320.0110.00716.76
7.2.310.0070.01316.72
7.2.300.0120.00416.46
7.2.290.0030.01316.63
7.2.260.0100.00714.95
7.2.250.0060.01214.86
7.2.240.0060.00915.11
7.2.230.0030.01415.23
7.2.220.0070.01015.06
7.2.210.0060.00314.81
7.2.200.0070.00714.89
7.2.190.0040.00814.84
7.2.180.0000.00914.89
7.2.170.0070.01014.64
7.2.160.0130.00314.79
7.2.150.0060.00616.48
7.2.140.0070.00716.98
7.2.130.0050.00816.82
7.2.120.0090.00716.79
7.2.110.0040.01016.87
7.2.100.0090.00616.77
7.2.90.0040.01116.91
7.2.80.0020.00916.86
7.2.70.0050.00816.91
7.2.60.0060.00716.93
7.2.50.0100.00416.94
7.2.40.0080.00516.74
7.2.30.0050.00917.00
7.2.20.0050.01016.86
7.2.10.0060.00516.97
7.2.00.0040.00716.80
7.1.330.0000.01415.70
7.1.320.0070.00715.89
7.1.310.0000.01215.57
7.1.300.0030.00615.80
7.1.290.0060.00615.82
7.1.280.0070.00715.77
7.1.270.0030.01315.48
7.1.260.0070.00315.46
7.1.250.0050.00715.77
7.1.240.0090.00315.82
7.1.230.0070.00315.48
7.1.220.0030.00915.82
7.1.210.0040.01115.93
7.1.200.0050.00915.60
7.1.190.0040.00815.69
7.1.180.0040.01115.63
7.1.170.0100.00315.88
7.1.160.0030.00615.56
7.1.150.0030.01415.84
7.1.140.0050.00515.48
7.1.130.0000.01115.63
7.1.120.0070.00715.87
7.1.110.0110.00715.63
7.1.100.0030.00515.87
7.1.90.0080.00815.83
7.1.80.0110.00015.82
7.1.70.0050.00516.48
7.1.60.0020.01016.37
7.1.50.0060.01216.27
7.1.40.0040.00415.69
7.1.30.0030.00915.57
7.1.20.0030.01215.88
7.1.10.0030.01315.65
7.1.00.0010.03619.05
7.0.330.0090.00015.34
7.0.320.0070.00415.27
7.0.310.0030.01015.18
7.0.300.0080.00015.48
7.0.290.0080.00415.51
7.0.280.0100.00715.11
7.0.270.0100.00315.45
7.0.260.0000.01315.15
7.0.250.0040.01115.25
7.0.240.0050.00515.23
7.0.230.0070.00715.55
7.0.220.0030.01215.58
7.0.210.0000.01015.48
7.0.200.0020.01016.12
7.0.190.0090.00615.41
7.0.180.0060.00315.36
7.0.170.0100.00315.38
7.0.160.0090.00915.04
7.0.150.0070.01015.09
7.0.140.0020.04218.62
7.0.130.0060.01215.49
7.0.120.0070.00715.30
7.0.110.0090.00015.37
7.0.100.0000.01015.54
7.0.90.0060.00615.35
7.0.80.0040.00715.54
7.0.70.0030.04518.55
7.0.60.0030.04018.56
7.0.50.0020.04918.67
7.0.40.0030.03816.62
7.0.30.0050.03516.68
7.0.20.0030.04216.72
7.0.10.0070.04416.77
7.0.00.0020.04916.76
5.6.400.0070.01014.62
5.6.390.0040.00814.55
5.6.380.0000.01414.64
5.6.370.0060.00614.20
5.6.360.0030.01014.54
5.6.350.0100.01014.32
5.6.340.0070.01014.66
5.6.330.0000.01714.11
5.6.320.0040.00414.40
5.6.310.0080.01114.45
5.6.300.0090.00014.24
5.6.290.0030.01214.41
5.6.280.0070.00414.16
5.6.270.0090.00614.45
5.6.260.0030.00914.04
5.6.250.0000.01114.56
5.6.240.0060.00914.26
5.6.230.0060.00914.25
5.6.220.0050.04217.63
5.6.210.0080.04017.47
5.6.200.0050.04917.76
5.6.190.0020.05117.80
5.6.180.0080.03517.69
5.6.170.0030.03817.78
5.6.160.0070.04317.54
5.6.150.0110.03817.72
5.6.140.0050.03517.77
5.6.130.0050.04217.82
5.6.120.0030.05017.80
5.6.110.0070.04317.70
5.6.100.0100.03817.54
5.6.90.0050.04017.61
5.6.80.0060.04017.20
5.6.70.0050.04417.46
5.6.60.0090.04217.39
5.6.50.0070.03117.50
5.6.40.0110.03717.26
5.6.30.0050.04317.34
5.6.20.0090.04217.28
5.6.10.0050.04517.42
5.6.00.0060.03917.27
5.5.380.0040.01114.21
5.5.370.0060.00914.10
5.5.360.0030.04317.20
5.5.350.0080.04117.42
5.5.340.0030.04317.39
5.5.330.0030.04717.39
5.5.320.0050.02817.74
5.5.310.0030.04217.41
5.5.300.0030.03517.53
5.5.290.0030.04717.58
5.5.280.0070.03817.44
5.5.270.0070.03717.51
5.5.260.0060.04117.59
5.5.250.0050.02117.40
5.5.240.0070.04317.15
5.5.230.0070.04217.17
5.5.220.0050.02317.06
5.5.210.0050.04317.15
5.5.200.0030.04417.27
5.5.190.0020.04717.14
5.5.180.0070.04417.03
5.5.170.0000.01114.15
5.5.160.0020.03917.20
5.5.150.0070.04117.27
5.5.140.0020.03917.19
5.5.130.0080.03017.06
5.5.120.0050.02217.13
5.5.110.0090.03917.29
5.5.100.0080.04017.18
5.5.90.0070.03917.30
5.5.80.0060.03617.12
5.5.70.0070.03817.29
5.5.60.0050.03517.01
5.5.50.0080.04017.00
5.5.40.0060.01817.16
5.5.30.0060.02017.06
5.5.20.0050.02317.12
5.5.10.0030.02316.82
5.5.00.0070.02017.14
5.4.450.0030.04515.12
5.4.440.0020.04215.32
5.4.430.0030.04515.20
5.4.420.0070.04015.12
5.4.410.0060.03615.24
5.4.400.0050.03114.93
5.4.390.0030.03915.05
5.4.380.0030.04014.97
5.4.370.0030.04315.02
5.4.360.0110.03515.27
5.4.350.0020.04215.07
5.4.340.0080.04214.94
5.4.330.0070.00411.12
5.4.320.0070.03815.10
5.4.310.0050.03615.10
5.4.300.0030.04215.21
5.4.290.0010.04114.98
5.4.280.0040.02215.09
5.4.270.0050.04214.81
5.4.260.0030.04215.09
5.4.250.0000.04214.91
5.4.240.0070.03715.18
5.4.230.0050.04214.79
5.4.220.0070.03814.93
5.4.210.0030.02814.95
5.4.200.0050.02014.86
5.4.190.0000.02414.91
5.4.180.0020.02114.98
5.4.170.0020.02014.98
5.4.160.0050.02014.99
5.4.150.0070.01815.08
5.4.140.0030.02013.59
5.4.130.0020.02213.57
5.4.120.0030.02113.57
5.4.110.0040.01813.60
5.4.100.0020.02213.55
5.4.90.0050.01813.71
5.4.80.0000.02513.70
5.4.70.0040.03213.60
5.4.60.0050.02213.83
5.4.50.0070.03013.72
5.4.40.0020.03113.69
5.4.30.0020.02413.58
5.4.20.0040.02113.76
5.4.10.0020.03013.76
5.4.00.0000.02113.41
5.3.290.0040.03712.49
5.3.280.0050.03912.54
5.3.270.0060.01812.63
5.3.260.0040.02012.60
5.3.250.0050.02012.64
5.3.240.0000.02412.52
5.3.230.0000.03112.63
5.3.220.0020.02112.46
5.3.210.0000.02412.59
5.3.200.0040.01812.46
5.3.190.0030.01812.56
5.3.180.0040.02712.55
5.3.170.0050.02512.52
5.3.160.0010.02312.67
5.3.150.0030.02412.59
5.3.140.0020.03212.63
5.3.130.0020.02312.51
5.3.120.0000.02512.45
5.3.110.0040.02112.52
5.3.100.0020.02212.15
5.3.90.0020.02212.32
5.3.80.0030.02112.22
5.3.70.0000.02412.19
5.3.60.0030.02412.34
5.3.50.0020.02112.06
5.3.40.0030.02012.23
5.3.30.0020.01912.09
5.3.20.0020.01812.00
5.3.10.0000.02212.00
5.3.00.0020.01712.02
5.2.170.0000.03011.35
5.2.160.0000.02311.35
5.2.150.0000.03011.35
5.2.140.0030.02311.35
5.2.130.0000.02711.35
5.2.120.0030.02011.35
5.2.110.0000.03711.35
5.2.100.0000.02311.35
5.2.90.0000.04711.35
5.2.80.0000.03711.35
5.2.70.0030.02311.35
5.2.60.0000.03711.35
5.2.50.0000.02311.35
5.2.40.0070.01711.35
5.2.30.0000.02311.35
5.2.20.0070.02011.35
5.2.10.0030.02711.35
5.2.00.0000.02311.35
5.1.60.0000.02311.35
5.1.50.0000.02011.35
5.1.40.0030.02011.35
5.1.30.0000.02011.35
5.1.20.0000.02011.35
5.1.10.0000.02311.35
5.1.00.0030.02011.35
5.0.50.0000.02011.35
5.0.40.0000.02011.35
5.0.30.0030.02711.35
5.0.20.0000.01711.35
5.0.10.0030.01311.35
5.0.00.0000.02311.35
4.4.90.0000.01311.35
4.4.80.0000.01311.35
4.4.70.0000.01311.35
4.4.60.0000.01011.35
4.4.50.0000.01311.35
4.4.40.0000.02011.35
4.4.30.0000.01011.35
4.4.20.0000.01311.35
4.4.10.0000.01311.35
4.4.00.0000.02311.35
4.3.110.0000.01711.35
4.3.100.0000.01311.35
4.3.90.0000.01711.35
4.3.80.0000.02011.35
4.3.70.0000.01011.35
4.3.60.0000.01311.35
4.3.50.0000.01311.35
4.3.40.0000.02011.35
4.3.30.0000.01711.35
4.3.20.0070.00711.35
4.3.10.0000.02711.35
4.3.00.0000.02011.35

preferences:
48.76 ms | 401 KiB | 5 Q