3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = array(); isset($x[1],$x[2],$x[3]);

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)
8.3.60.0080.00818.18
8.3.50.0240.00621.96
8.3.40.0200.00018.84
8.3.30.0120.00319.13
8.3.20.0070.00020.21
8.3.10.0040.00423.61
8.3.00.0060.00322.58
8.2.180.0070.00716.63
8.2.170.0160.00622.96
8.2.160.0040.01122.25
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00419.48
8.2.110.0030.00620.53
8.2.100.0060.00617.91
8.2.90.0050.00219.17
8.2.80.0050.00318.03
8.2.70.0070.00317.50
8.2.60.0000.00818.03
8.2.50.0030.00518.07
8.2.40.0040.00418.34
8.2.30.0000.00818.00
8.2.20.0070.00017.71
8.2.10.0080.00019.41
8.2.00.0040.00417.69
8.1.280.0100.01025.92
8.1.270.0080.00022.20
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0070.00323.79
8.1.230.0000.01119.03
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0040.00417.40
8.1.180.0040.00418.10
8.1.170.0050.00318.59
8.1.160.0040.00421.95
8.1.150.0050.00218.64
8.1.140.0030.00517.42
8.1.130.0070.00017.84
8.1.120.0070.00317.46
8.1.110.0040.00417.33
8.1.100.0030.00417.51
8.1.90.0040.00417.39
8.1.80.0040.00417.48
8.1.70.0000.00817.33
8.1.60.0060.00617.61
8.1.50.0000.00817.55
8.1.40.0070.00017.43
8.1.30.0040.00417.61
8.1.20.0040.00417.55
8.1.10.0000.00717.48
8.1.00.0040.00417.34
8.0.300.0030.00318.77
8.0.290.0000.00817.05
8.0.280.0070.00018.41
8.0.270.0040.00417.18
8.0.260.0000.00616.74
8.0.250.0000.00717.02
8.0.240.0000.01016.90
8.0.230.0040.00416.84
8.0.220.0050.00316.94
8.0.210.0070.00016.89
8.0.200.0030.00316.97
8.0.190.0000.00816.95
8.0.180.0070.00016.98
8.0.170.0050.00316.92
8.0.160.0040.00416.86
8.0.150.0050.00216.73
8.0.140.0000.00716.89
8.0.130.0080.00013.32
8.0.120.0070.00016.90
8.0.110.0040.00416.91
8.0.100.0000.00816.95
8.0.90.0040.00416.90
8.0.80.0130.00616.93
8.0.70.0070.00016.89
8.0.60.0000.00716.75
8.0.50.0000.00716.78
8.0.30.0120.00617.11
8.0.20.0120.00917.40
8.0.10.0050.00316.92
8.0.00.0120.00716.67
7.4.330.0060.00015.10
7.4.320.0000.00616.52
7.4.300.0000.00716.50
7.4.290.0000.00716.55
7.4.280.0040.00416.41
7.4.270.0000.00916.51
7.4.260.0030.00316.63
7.4.250.0000.00716.39
7.4.240.0040.00416.54
7.4.230.0000.00716.68
7.4.220.0070.01816.61
7.4.210.0110.00516.57
7.4.200.0030.00316.63
7.4.190.0070.00016.69
7.4.160.0110.00516.47
7.4.150.0140.00317.40
7.4.140.0130.00717.86
7.4.130.0080.01116.52
7.4.120.0080.01016.49
7.4.110.0100.00716.42
7.4.100.0090.00916.50
7.4.90.0070.01016.52
7.4.80.0090.00916.50
7.4.70.0090.01216.54
7.4.60.0060.01116.61
7.4.50.0030.00616.61
7.4.40.0040.01122.77
7.4.30.0120.00916.29
7.4.10.0040.01515.04
7.4.00.0090.00614.79
7.3.330.0000.00513.13
7.3.320.0050.00012.94
7.3.310.0020.00516.17
7.3.300.0030.00316.04
7.3.290.0070.01116.23
7.3.280.0100.00616.18
7.3.270.0070.01017.40
7.3.260.0120.00616.41
7.3.250.0090.00916.39
7.3.240.0060.01216.30
7.3.230.0100.00616.39
7.3.210.0060.01116.18
7.3.200.0130.00319.39
7.3.190.0120.00916.24
7.3.180.0060.01016.17
7.3.170.0060.00916.49
7.3.160.0140.00316.32
7.3.130.0040.01214.93
7.3.120.0050.00914.69
7.3.110.0100.00714.76
7.3.100.0040.01114.63
7.3.90.0000.01714.61
7.3.80.0000.01015.01
7.3.70.0030.01314.79
7.3.60.0060.00614.50
7.3.50.0080.00314.78
7.3.40.0060.00614.72
7.3.30.0040.01114.72
7.3.20.0090.00316.61
7.3.10.0030.01016.50
7.3.00.0030.01016.50
7.2.330.0130.00316.60
7.2.320.0140.01016.59
7.2.310.0120.01216.64
7.2.300.0110.00516.54
7.2.290.0070.01116.57
7.2.260.0100.01015.12
7.2.250.0110.00614.89
7.2.240.0060.01015.10
7.2.230.0000.00914.77
7.2.220.0070.01014.75
7.2.210.0000.01314.90
7.2.200.0000.01514.76
7.2.190.0050.00815.00
7.2.180.0030.00714.79
7.2.170.0000.01414.71
7.2.160.0060.01014.77
7.2.150.0060.00616.35
7.2.140.0080.00416.71
7.2.130.0140.00016.70
7.2.120.0040.00616.58
7.2.110.0080.00516.76
7.2.100.0050.00816.59
7.2.90.0020.01216.67
7.2.80.0070.00816.85
7.2.70.0060.01016.51
7.2.60.0060.00816.63
7.2.50.0040.00716.77
7.2.40.0060.00716.74
7.2.30.0080.00516.68
7.2.20.0120.00416.62
7.2.10.0050.01116.69
7.2.00.0080.00517.67
7.1.330.0040.01115.65
7.1.320.0040.01215.89
7.1.310.0000.00815.67
7.1.300.0030.01115.72
7.1.290.0000.01015.58
7.1.280.0070.00715.64
7.1.270.0030.00615.63
7.1.260.0060.00315.75
7.1.250.0070.00715.47
7.1.240.0000.00815.53
7.1.230.0030.00615.75
7.1.220.0030.00515.70
7.1.210.0000.01215.67
7.1.200.0060.00615.75
7.1.190.0030.00915.47
7.1.180.0030.00915.73
7.1.170.0000.01415.58
7.1.160.0000.01415.71
7.1.150.0030.00815.74
7.1.140.0100.00315.58
7.1.130.0030.00615.54
7.1.120.0070.00715.52
7.1.110.0060.00615.81
7.1.100.0000.01316.85
7.1.90.0030.00615.88
7.1.80.0000.00815.70
7.1.70.0050.00516.47
7.1.60.0090.00917.60
7.1.50.0090.00716.20
7.1.40.0000.01215.56
7.1.30.0000.01515.34
7.1.20.0090.00315.43
7.1.10.0110.00415.60
7.1.00.0040.04018.96
7.0.330.0030.00915.09
7.0.320.0140.00015.27
7.0.310.0000.01015.22
7.0.300.0070.00315.47
7.0.290.0060.00914.88
7.0.280.0080.00415.41
7.0.270.0030.01115.17
7.0.260.0070.00715.44
7.0.250.0080.00015.34
7.0.240.0000.01515.29
7.0.230.0100.00615.20
7.0.220.0000.01115.54
7.0.210.0060.00615.40
7.0.200.0080.00616.15
7.0.190.0060.00615.29
7.0.180.0110.00415.26
7.0.170.0080.00415.48
7.0.160.0030.00615.50
7.0.150.0050.00815.16
7.0.140.0030.04018.73
7.0.130.0050.00315.03
7.0.120.0030.00515.39
7.0.110.0080.00315.20
7.0.100.0070.00715.13
7.0.90.0030.00615.20
7.0.80.0100.00314.99
7.0.70.0000.01315.36
7.0.60.0110.02617.63
7.0.50.0070.01916.45
7.0.40.0050.04716.76
7.0.30.0140.04016.68
7.0.20.0200.04716.78
7.0.10.0080.04516.67
7.0.00.0030.03316.81
5.6.400.0040.00414.00
5.6.390.0120.00314.47
5.6.380.0030.01014.05
5.6.370.0030.00914.47
5.6.360.0030.00714.39
5.6.350.0110.00314.25
5.6.340.0030.01014.13
5.6.330.0070.01014.24
5.6.320.0040.00814.38
5.6.310.0100.00314.43
5.6.300.0100.00614.45
5.6.290.0080.00014.60
5.6.280.0050.03817.53
5.6.270.0030.01014.20
5.6.260.0070.00714.39
5.6.250.0030.00614.39
5.6.240.0060.00614.28
5.6.230.0060.00614.45
5.6.220.0100.00314.16
5.6.210.0080.03217.46
5.6.200.0000.04116.21
5.6.190.0090.01917.47
5.6.180.0280.03317.51
5.6.170.0280.04017.44
5.6.160.0040.04717.60
5.6.150.0080.03816.18
5.6.140.0070.02016.28
5.6.130.0070.04316.14
5.6.120.0070.04517.63
5.6.110.0110.04217.54
5.6.100.0050.03017.76
5.6.90.0090.04217.65
5.6.80.0030.03317.14
5.6.70.0000.01114.26
5.6.60.0030.01014.18
5.6.50.0000.01314.36
5.6.40.0070.00314.05
5.6.30.0040.00414.24
5.6.20.0080.00614.00
5.6.10.0080.00314.16
5.6.00.0100.00714.21
5.5.380.0000.00814.23
5.5.370.0040.00813.99
5.5.360.0090.00614.22
5.5.350.0040.02217.29
5.5.340.0050.04116.03
5.5.330.0070.04517.39
5.5.320.0330.03117.06
5.5.310.0100.02517.20
5.5.300.0050.03616.05
5.5.290.0080.03516.19
5.5.280.0080.03617.43
5.5.270.0050.02517.55
5.5.260.0050.04717.38
5.5.250.0050.04717.39
5.5.240.0120.04317.09
5.5.230.0000.00813.92
5.5.220.0100.00313.81
5.5.210.0030.00714.27
5.5.200.0030.01014.22
5.5.190.0050.00514.25
5.5.180.0060.00613.78
5.5.170.0070.00714.07
5.5.160.0100.00314.00
5.5.150.0060.01014.27
5.5.140.0100.00713.98
5.5.130.0090.00314.38
5.5.120.0070.00713.86
5.5.110.0110.00014.09
5.5.100.0030.01014.05
5.5.90.0040.00814.20
5.5.80.0070.01014.25
5.5.70.0060.00314.27
5.5.60.0100.00314.20
5.5.50.0040.00414.08
5.5.40.0090.00913.83
5.5.30.0000.01514.18
5.5.20.0060.00314.00
5.5.10.0070.00714.06
5.5.00.0000.01114.27
5.4.450.1810.02515.26
5.4.440.1780.02115.33
5.4.430.1300.02415.33
5.4.420.1700.02315.38
5.4.410.1650.02615.31
5.4.400.1850.02015.27
5.4.390.1830.02115.18
5.4.380.1970.01815.10
5.4.370.2040.02215.12
5.4.360.2030.02215.21
5.4.350.1820.01815.13
5.4.340.2050.02015.13
5.4.330.0030.00311.27
5.4.320.0070.02515.21
5.4.310.2110.02215.07
5.4.300.2080.02515.10
5.4.290.1980.01815.21
5.4.280.1930.02315.17
5.4.270.1800.02015.24
5.4.260.1930.02315.14
5.4.250.1830.02315.15
5.4.240.2050.02015.08
5.4.230.1920.02615.15
5.4.220.0110.03715.16
5.4.210.0050.03915.24
5.4.200.2270.02215.12
5.4.190.2380.02015.19
5.4.180.2300.01715.13
5.4.170.2290.02015.21
5.4.160.1980.02215.21
5.4.150.1900.02515.20
5.4.140.2230.01613.83
5.4.130.2170.02013.74
5.4.120.1920.02213.77
5.4.110.2020.02013.88
5.4.100.1940.02113.79
5.4.90.1900.02013.83
5.4.80.2080.02013.85
5.4.70.1940.01713.86
5.4.60.2030.02213.87
5.4.50.1980.02513.76
5.4.40.1930.01813.73
5.4.30.1950.01813.81
5.4.20.2210.01813.69
5.4.10.1930.02113.78
5.4.00.1670.02013.47
5.3.290.1120.02312.86
5.3.280.1670.02412.90
5.3.270.2140.02212.90
5.3.260.2100.02712.83
5.3.250.2000.02212.99
5.3.240.1890.02012.88
5.3.230.2080.02212.84
5.3.220.1920.02412.90
5.3.210.1980.01812.90
5.3.200.1890.02012.89
5.3.190.2020.02212.89
5.3.180.2200.02612.89
5.3.170.2000.02612.88
5.3.160.1960.02012.85
5.3.150.1920.02112.89
5.3.140.1980.02012.88
5.3.130.2000.02012.89
5.3.120.2280.01812.85
5.3.110.1730.02212.87
5.3.100.1950.02012.62
5.3.90.1920.02312.60
5.3.80.2020.02112.61
5.3.70.1870.01312.60
5.3.60.1900.02612.63
5.3.50.1970.02012.59
5.3.40.2220.02212.57
5.3.30.1980.01812.49
5.3.20.1980.02312.38
5.3.10.2100.02012.43
5.3.00.2200.01812.37
5.2.170.3200.03011.11
5.2.160.3100.02711.30
5.2.150.3430.03311.22
5.2.140.3770.03011.29
5.2.130.3800.02711.07
5.2.120.3730.03311.11
5.2.110.3500.02710.99
5.2.100.3430.03710.99
5.2.90.3870.03311.01
5.2.80.4030.03010.99
5.2.70.2970.02710.97
5.2.60.3030.03010.89
5.2.50.2770.03010.90
5.2.40.2130.02710.95
5.2.30.2470.02010.85
5.2.20.2100.03010.88
5.2.10.2430.02710.89
5.2.00.2370.02310.71
5.1.60.2300.02310.00
5.1.50.2400.02710.02
5.1.40.2400.0239.92
5.1.30.2430.02710.36
5.1.20.2400.02710.43
5.1.10.2500.02010.01
5.1.00.2400.0309.96
5.0.50.1200.0208.52
5.0.40.1370.0208.35
5.0.30.1170.0308.21
5.0.20.1470.0178.25
5.0.10.1230.0208.11
5.0.00.1700.0308.29
4.4.90.1270.0175.90
4.4.80.1200.0175.87
4.4.70.1200.0175.87
4.4.60.1200.0135.87
4.4.50.1300.0135.87
4.4.40.1200.0235.87
4.4.30.1430.0175.87
4.4.20.1230.0135.87
4.4.10.1570.0135.92
4.4.00.1170.0235.87
4.3.110.1530.0105.87
4.3.100.1200.0135.87
4.3.90.1170.0175.87
4.3.80.1330.0235.87
4.3.70.1400.0135.87
4.3.60.1800.0175.87
4.3.50.1630.0175.87
4.3.40.1800.0235.87
4.3.30.0800.0135.87
4.3.20.0730.0175.87
4.3.10.0930.0275.87
4.3.00.0900.0175.87

preferences:
46.2 ms | 400 KiB | 5 Q