3v4l.org

run code in 300+ PHP versions simultaneously
<?php $abc = strcmp('a', 'z'); vardump($abc);

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)
8.3.40.0090.00618.84
8.3.30.0110.00419.09
8.3.20.0070.00019.91
8.3.10.0080.00023.56
8.3.00.0060.00319.38
8.2.170.0030.01322.96
8.2.160.0110.00420.32
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0060.00321.08
8.2.110.0040.00420.53
8.2.100.0030.00918.03
8.2.90.0000.00819.05
8.2.80.0000.00817.97
8.2.70.0060.00317.50
8.2.60.0060.00317.80
8.2.50.0060.00318.07
8.2.40.0040.00418.14
8.2.30.0040.00417.91
8.2.20.0080.00017.68
8.2.10.0040.00418.04
8.2.00.0000.00917.55
8.1.270.0040.00424.01
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00323.70
8.1.230.0060.00619.22
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0060.00317.10
8.1.190.0040.00416.98
8.1.180.0080.00018.10
8.1.170.0040.00418.56
8.1.160.0000.00721.87
8.1.150.0000.00718.78
8.1.140.0070.00017.39
8.1.130.0030.00317.74
8.1.120.0000.00717.29
8.1.110.0040.00417.27
8.1.100.0000.00817.38
8.1.90.0000.00817.29
8.1.80.0000.00717.39
8.1.70.0000.00717.37
8.1.60.0030.00617.43
8.1.50.0030.00517.52
8.1.40.0040.00417.36
8.1.30.0040.00417.51
8.1.20.0020.00517.51
8.1.10.0000.00717.42
8.1.00.0000.00717.41
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0030.00318.38
8.0.270.0050.00317.21
8.0.260.0030.00317.10
8.0.250.0070.00016.98
8.0.240.0040.00416.92
8.0.230.0030.00316.89
8.0.220.0030.00316.80
8.0.210.0000.00816.87
8.0.200.0000.00616.98
8.0.190.0030.00516.98
8.0.180.0000.00716.92
8.0.170.0060.00316.94
8.0.160.0000.00816.90
8.0.150.0070.00016.88
8.0.140.0000.00816.66
8.0.130.0030.00313.32
8.0.120.0000.00716.89
8.0.110.0000.00716.90
8.0.100.0000.00716.77
8.0.90.0030.00616.86
8.0.80.0160.00716.79
8.0.70.0070.00016.75
8.0.60.0000.00716.89
8.0.50.0000.00716.92
8.0.30.0120.00917.07
8.0.20.0110.00717.40
8.0.10.0040.00417.03
8.0.00.0110.00716.66
7.4.330.0000.00615.04
7.4.320.0000.00716.46
7.4.300.0030.00316.49
7.4.290.0050.00316.59
7.4.280.0080.00316.35
7.4.270.0070.00016.52
7.4.260.0080.00016.45
7.4.250.0070.00016.61
7.4.240.0050.00316.61
7.4.230.0000.00616.55
7.4.220.0170.00916.54
7.4.210.0080.00516.51
7.4.200.0040.00416.30
7.4.160.0030.01316.58
7.4.150.0180.00717.40
7.4.140.0020.01617.86
7.4.130.0110.01016.68
7.4.120.0100.00716.50
7.4.110.0090.00616.60
7.4.100.0030.01416.59
7.4.90.0030.01616.39
7.4.80.0040.01419.39
7.4.70.0060.01516.67
7.4.60.0130.00516.40
7.4.50.0030.00916.48
7.4.40.0120.00416.01
7.4.30.0040.01216.21
7.4.20.0030.01316.32
7.4.10.0060.00916.18
7.4.00.0100.00615.95
7.3.330.0060.00013.02
7.3.320.0000.00513.10
7.3.310.0070.00016.13
7.3.300.0070.00016.21
7.3.290.0070.00716.27
7.3.280.0060.01116.28
7.3.270.0030.01517.40
7.3.260.0090.00916.28
7.3.250.0080.00916.34
7.3.240.0070.01016.50
7.3.230.0070.01016.39
7.3.210.0030.01516.21
7.3.200.0120.00319.39
7.3.190.0130.00316.46
7.3.180.0080.01016.26
7.3.170.0090.00916.27
7.3.160.0130.00516.29
7.3.150.0070.00816.26
7.3.140.0130.00316.30
7.3.130.0080.01016.04
7.3.120.0060.00916.15
7.3.110.0060.01216.16
7.3.100.0120.00616.27
7.3.90.0060.01016.23
7.3.80.0080.00816.29
7.3.70.0060.00916.13
7.3.60.0080.00816.39
7.3.50.0030.01316.19
7.3.40.0090.00916.14
7.3.30.0090.00816.13
7.3.20.0030.01316.11
7.3.10.0070.00816.27
7.3.00.0060.00716.39
7.2.330.0090.00916.62
7.2.320.0120.00416.52
7.2.310.0130.00516.20
7.2.300.0070.01316.26
7.2.290.0070.01016.50
7.2.280.0090.00616.33
7.2.270.0090.00616.12
7.2.260.0040.01116.29
7.2.250.0100.00616.35
7.2.240.0060.00916.12
7.2.230.0150.00916.52
7.2.220.0150.00315.99
7.2.210.0120.00616.40
7.2.200.0130.00616.29
7.2.190.0070.01016.18
7.2.180.0090.00916.29
7.2.170.0110.00616.29
7.2.160.0120.00316.13
7.2.150.0100.00716.29
7.2.140.0130.00616.14
7.2.130.0040.01016.47
7.2.120.0080.00816.53
7.2.110.0120.00216.68
7.2.100.0120.00816.61
7.2.90.0120.00416.70
7.2.80.0070.00816.58
7.2.70.0080.00616.60
7.2.60.0110.00416.64
7.2.50.0090.00716.60
7.2.40.0040.01116.69
7.2.30.0030.01216.64
7.2.20.0060.00816.71
7.2.10.0080.00616.64
7.2.00.0060.00817.45
7.1.330.0060.00915.10
7.1.320.0230.00015.20
7.1.310.0130.00215.33
7.1.300.0080.00715.16
7.1.290.0080.00815.27
7.1.280.0120.00315.16
7.1.270.0080.00715.23
7.1.260.0070.00715.21
7.1.250.0090.00515.44
7.1.240.0090.01115.06
7.1.230.0120.00815.05
7.1.220.0190.00615.26
7.1.210.0130.00314.95
7.1.200.0090.00615.24
7.1.190.0100.00715.04
7.1.180.0110.00715.13
7.1.170.0110.00715.22
7.1.160.0170.00315.09
7.1.150.0070.01015.18
7.1.140.0050.01315.12
7.1.130.0160.00015.17
7.1.120.0100.00715.14
7.1.110.0040.01315.18
7.1.100.0090.00516.47
7.1.90.0100.00515.12
7.1.80.0050.01115.21
7.1.70.0080.00615.93
7.1.60.0130.01417.37
7.1.50.0120.01215.87
7.1.40.0110.00715.29
7.1.30.0070.01115.16
7.1.20.0100.00715.16
7.1.10.0170.00015.15
7.1.00.0110.04018.74
7.0.330.0130.00714.88
7.0.320.0080.01114.71
7.0.310.0060.01114.88
7.0.300.0120.01014.61
7.0.290.0100.01314.73
7.0.280.0100.00714.81
7.0.270.0110.00714.89
7.0.260.0110.00414.84
7.0.250.0060.01014.87
7.0.240.0080.01214.72
7.0.230.0090.00614.80
7.0.220.0040.01114.86
7.0.210.0030.01414.63
7.0.200.0020.01215.65
7.0.190.0110.00514.61
7.0.180.0030.01314.86
7.0.170.0060.01014.70
7.0.160.0100.00714.81
7.0.150.0090.00614.78
7.0.140.0130.03318.50
7.0.130.0090.00914.63
7.0.120.0100.00914.88
7.0.110.0030.01314.84
7.0.100.0150.00414.86
7.0.90.0060.00914.79
7.0.80.0100.01014.79
7.0.70.0080.00814.88
7.0.60.0220.02717.42
7.0.50.0090.02116.26
7.0.40.0080.04717.43
7.0.30.0150.03517.55
7.0.20.0130.02417.53
7.0.10.0130.03217.45
7.0.00.0120.02717.34
5.6.400.0070.01015.45
5.6.390.0000.01615.29
5.6.380.0110.00715.33
5.6.370.0130.00615.45
5.6.360.0070.02015.64
5.6.350.0080.01215.55
5.6.340.0120.00615.64
5.6.330.0060.01215.42
5.6.320.0120.00615.59
5.6.310.0070.01315.36
5.6.300.0030.01715.46
5.6.290.0070.01115.45
5.6.280.0050.04318.11
5.6.270.0070.01115.37
5.6.260.0070.01115.27
5.6.250.0100.01015.32
5.6.240.0110.00815.46
5.6.230.0090.00915.52
5.6.220.0030.01615.48
5.6.210.0070.04718.05
5.6.200.0110.04216.67
5.6.190.0080.02518.06
5.6.180.0270.03817.84
5.6.170.0230.04517.89
5.6.160.0070.02917.92
5.6.150.0150.04216.73
5.6.140.0040.05216.78
5.6.130.0090.03016.64
5.6.120.0070.04818.21
5.6.110.0120.03818.21
5.6.100.0060.05118.29
5.6.90.0090.04618.27
5.6.80.0100.03717.90
5.6.70.0150.00315.45
5.6.60.0130.00615.56
5.6.50.0080.01215.46
5.6.40.0160.00415.38
5.6.30.0220.00015.40
5.6.20.0040.01515.41
5.6.10.0110.01115.35
5.6.00.0060.01315.35
5.5.380.0110.00615.18
5.5.370.0120.00615.28
5.5.360.0030.01315.51
5.5.350.0130.04017.86
5.5.340.0020.05216.62
5.5.330.0030.02917.80
5.5.320.0440.03117.95
5.5.310.0200.04117.84
5.5.300.0100.04416.65
5.5.290.0110.03816.62
5.5.280.0160.02217.97
5.5.270.0100.04418.15
5.5.260.0100.04318.09
5.5.250.0050.03617.98
5.5.240.0040.03517.75
5.5.230.0060.01115.37
5.5.220.0070.01115.37
5.5.210.0080.00815.44
5.5.200.0120.00615.32
5.5.190.0030.01515.09
5.5.180.0000.01715.55
5.5.170.0050.01315.37
5.5.160.0070.01115.32
5.5.150.0120.00615.54
5.5.140.0030.01415.48
5.5.130.0150.00315.33
5.5.120.0120.00815.44
5.5.110.0090.00915.67
5.5.100.0060.01215.40
5.5.90.0090.00815.55
5.5.80.0070.01015.51
5.5.70.0120.00615.20
5.5.60.0090.00915.42
5.5.50.0030.01615.17
5.5.40.0100.00715.09
5.5.30.0060.01215.24
5.5.20.0110.00715.34
5.5.10.0090.00915.37
5.5.00.0070.01015.17
5.4.450.2500.03115.85
5.4.440.0030.03415.78
5.4.430.0360.02715.82
5.4.420.1390.02215.84
5.4.410.1980.02315.69
5.4.400.1730.02215.74
5.4.390.1960.02115.51
5.4.380.1960.02215.57
5.4.370.1950.02215.64
5.4.360.2300.02515.77
5.4.350.1940.02215.62
5.4.340.2100.02215.71
5.4.330.0060.00612.14
5.4.320.1920.02215.68
5.4.310.2070.01915.55
5.4.300.2020.02115.67
5.4.290.1980.02115.63
5.4.280.1880.02815.68
5.4.270.2110.01815.68
5.4.260.2440.02115.74
5.4.250.1930.02315.43
5.4.240.2110.02015.58
5.4.230.2070.02115.59
5.4.220.1900.02315.79
5.4.210.2000.02115.70
5.4.200.2260.02315.51
5.4.190.2090.02115.70
5.4.180.1700.02515.71
5.4.170.1960.02315.59
5.4.160.1960.02515.70
5.4.150.1890.01915.53
5.4.140.2050.02014.30
5.4.130.1910.01914.29
5.4.120.0360.02014.33
5.4.110.0680.03614.38
5.4.100.2310.02114.46
5.4.90.2320.02114.44
5.4.80.2320.01914.30
5.4.70.2300.02514.31
5.4.60.1980.02114.35
5.4.50.2060.02014.32
5.4.40.2130.02014.20
5.4.30.2170.02214.33
5.4.20.1850.02314.45
5.4.10.0130.03514.20
5.4.00.0060.02714.00
5.3.290.1730.02213.79
5.3.280.2320.02013.69
5.3.270.1860.02113.71
5.3.260.1780.02313.76
5.3.250.1950.02313.72
5.3.240.1780.02513.60
5.3.230.2300.02013.65
5.3.220.0030.02413.77
5.3.210.0070.03513.80
5.3.200.2200.02313.67
5.3.190.2280.02513.79
5.3.180.2220.02513.72
5.3.170.1990.02413.80
5.3.160.2070.01813.90
5.3.150.1830.02313.76
5.3.140.2090.02413.78
5.3.130.2320.02413.87
5.3.120.2330.02313.65
5.3.110.0080.04213.63
5.3.100.1590.02713.54
5.3.90.2070.02013.46
5.3.80.2270.02613.33
5.3.70.2130.02513.37
5.3.60.2380.01913.44
5.3.50.2060.02213.43
5.3.40.2240.02413.34
5.3.30.1970.02213.29
5.3.20.1880.02113.28
5.3.10.1860.02313.29
5.3.00.2040.01913.02
5.2.170.2020.01711.59
5.2.160.2050.01311.61
5.2.150.1830.02011.52
5.2.140.1670.01711.51
5.2.130.1730.02011.56
5.2.120.1730.01911.57
5.2.110.1630.01811.57
5.2.100.1640.01911.45
5.2.90.0880.01711.50
5.2.80.1350.01811.34
5.2.70.1050.01911.51
5.2.60.1160.02111.43
5.2.50.1510.02211.38
5.2.40.1350.01911.38
5.2.30.1480.02111.39
5.2.20.1110.01611.29
5.2.10.1020.01511.22
5.2.00.1100.02011.12
5.1.60.1140.01510.49
5.1.50.1170.01710.45
5.1.40.0920.01510.57
5.1.30.0900.01810.71
5.1.20.1020.01710.69
5.1.10.1140.01310.57
5.1.00.1260.01310.48
5.0.50.0720.0139.26
5.0.40.0650.0139.30
5.0.30.0780.0189.25
5.0.20.0880.0159.12
5.0.10.0900.0139.13
5.0.00.0820.0169.14
4.4.90.0580.0118.31
4.4.80.0660.0058.31
4.4.70.0620.0098.31
4.4.60.0600.0118.31
4.4.50.0600.0118.31
4.4.40.0620.0138.31
4.4.30.0350.0108.31
4.4.20.0490.0078.31
4.4.10.0680.0088.31
4.4.00.0600.0158.31
4.3.110.0860.0088.31
4.3.100.0850.0098.31
4.3.90.0950.0088.31
4.3.80.0900.0128.31
4.3.70.0880.0118.31
4.3.60.0790.0078.31
4.3.50.0900.0118.31
4.3.40.0920.0128.31
4.3.30.0410.0078.31
4.3.20.0430.0118.31
4.3.10.0510.0138.31
4.3.00.0510.0138.31

preferences:
43.03 ms | 400 KiB | 5 Q