3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo is_numeric(a4); ?>

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)
8.3.40.0160.00018.73
8.3.30.0030.01420.23
8.3.20.0090.00020.26
8.3.10.0030.00521.09
8.3.00.0000.01422.52
8.2.170.0060.00922.96
8.2.160.0080.00820.10
8.2.150.0080.00024.18
8.2.140.0090.00324.66
8.2.130.0080.00026.16
8.2.120.0000.00720.86
8.2.110.0060.00319.14
8.2.100.0090.00317.84
8.2.90.0080.00019.16
8.2.80.0000.00817.97
8.2.70.0060.00317.63
8.2.60.0080.00018.04
8.2.50.0040.00418.07
8.2.40.0050.00618.15
8.2.30.0000.00819.48
8.2.20.0040.00417.58
8.2.10.0030.00617.80
8.2.00.0030.00617.73
8.1.270.0050.00323.99
8.1.260.0000.01426.35
8.1.250.0080.00828.09
8.1.240.0080.00021.37
8.1.230.0070.00417.52
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0000.01117.36
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0060.00318.48
8.1.160.0080.00018.73
8.1.150.0080.00018.61
8.1.140.0080.00017.25
8.1.130.0000.00717.69
8.1.120.0080.00017.38
8.1.110.0060.00317.36
8.1.100.0080.00017.26
8.1.90.0070.00017.35
8.1.80.0040.00417.40
8.1.70.0020.00517.21
8.1.60.0060.00317.37
8.1.50.0000.00817.39
8.1.40.0050.00217.45
8.1.30.0030.00617.42
8.1.20.0050.00317.60
8.1.10.0050.00217.46
8.1.00.0080.00017.29
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0000.00718.32
8.0.270.0000.00717.12
8.0.260.0000.00616.91
8.0.250.0030.00316.95
8.0.240.0000.00716.95
8.0.230.0030.00316.97
8.0.220.0000.00616.96
8.0.210.0040.00416.96
8.0.200.0030.00317.06
8.0.190.0040.00417.01
8.0.180.0040.00416.97
8.0.170.0040.00416.93
8.0.160.0040.00417.05
8.0.150.0050.00316.85
8.0.140.0050.00316.88
8.0.130.0000.00513.45
8.0.120.0000.00816.93
8.0.110.0040.00416.90
8.0.100.0080.00016.83
8.0.90.0000.00817.05
8.0.80.0040.01116.91
8.0.70.0040.00416.80
8.0.60.0000.00716.82
8.0.50.0000.00816.84
8.0.30.0160.00716.87
8.0.20.0060.01317.40
8.0.10.0030.00516.97
8.0.00.0060.01216.71
7.4.330.0000.00616.76
7.4.320.0040.00416.31
7.4.300.0030.00316.41
7.4.290.0070.00016.56
7.4.280.0040.00416.55
7.4.270.0070.00016.43
7.4.260.0060.00013.14
7.4.250.0000.00816.43
7.4.240.0040.00416.53
7.4.230.0000.00716.22
7.4.220.0110.00716.54
7.4.210.0100.00716.42
7.4.200.0030.00316.32
7.4.190.0040.00416.32
7.4.160.0130.00316.52
7.4.150.0080.01217.40
7.4.140.0070.01017.86
7.4.130.0090.00816.44
7.4.120.0130.00516.50
7.4.110.0120.00616.35
7.4.100.0140.00316.32
7.4.90.0060.01016.45
7.4.80.0190.00319.39
7.4.70.0030.01316.50
7.4.60.0040.01216.39
7.4.50.0000.00816.45
7.4.40.0030.00922.77
7.4.30.0110.01116.62
7.4.10.0090.00915.18
7.4.00.0060.00714.97
7.3.330.0020.00213.11
7.3.320.0050.00012.90
7.3.310.0000.00816.18
7.3.300.0030.00316.04
7.3.290.0090.00616.13
7.3.280.0110.00716.20
7.3.270.0140.00317.40
7.3.260.0120.00618.24
7.3.250.0070.01216.29
7.3.240.0100.01016.40
7.3.230.0070.01016.39
7.3.210.0150.00016.38
7.3.200.0060.01219.39
7.3.190.0140.00516.33
7.3.180.0040.01116.35
7.3.170.0120.00316.33
7.3.160.0030.01316.23
7.3.130.0090.00914.56
7.3.120.0090.00614.79
7.3.110.0100.00714.76
7.3.100.0040.00814.75
7.3.90.0060.00614.60
7.3.80.0030.01014.50
7.3.70.0070.00314.71
7.3.60.0040.01114.52
7.3.50.0060.00614.45
7.3.40.0030.01014.63
7.3.30.0040.00714.50
7.3.20.0000.00916.41
7.3.10.0040.01116.53
7.3.00.0030.01016.68
7.2.330.0070.01016.40
7.2.320.0100.00716.30
7.2.310.0040.01416.42
7.2.300.0130.00316.49
7.2.290.0100.00716.50
7.2.260.0140.00414.99
7.2.250.0030.00915.05
7.2.240.0060.00914.97
7.2.230.0070.01015.07
7.2.220.0000.01414.62
7.2.210.0060.00914.81
7.2.200.0070.00714.79
7.2.190.0100.00314.64
7.2.180.0060.00815.00
7.2.170.0090.00314.80
7.2.160.0030.01014.97
7.2.150.0060.00916.83
7.2.140.0070.00716.54
7.2.130.0040.01216.81
7.2.120.0060.00616.63
7.2.110.0130.00016.81
7.2.100.0060.00616.69
7.2.90.0040.00816.75
7.2.80.0070.01116.91
7.2.70.0040.01116.72
7.2.60.0080.00616.66
7.2.50.0070.00716.67
7.2.40.0030.00916.82
7.2.30.0090.00616.97
7.2.20.0100.00316.41
7.2.10.0120.00316.93
7.2.00.0030.01118.15
7.1.330.0040.01115.80
7.1.320.0070.00715.82
7.1.310.0040.01115.60
7.1.300.0060.00615.73
7.1.290.0060.00315.50
7.1.280.0000.01515.57
7.1.270.0030.01415.66
7.1.260.0060.00315.69
7.1.250.0000.01315.65
7.1.240.0060.00615.77
7.1.230.0060.00615.76
7.1.220.0040.01115.61
7.1.210.0030.01415.79
7.1.200.0030.00815.65
7.1.190.0040.00415.78
7.1.180.0060.00315.43
7.1.170.0040.00715.58
7.1.160.0040.01115.66
7.1.150.0030.00815.77
7.1.140.0080.00815.69
7.1.130.0080.00615.70
7.1.120.0070.00715.66
7.1.110.0030.00615.62
7.1.100.0040.00716.97
7.1.90.0070.00315.69
7.1.80.0040.00415.71
7.1.70.0040.00616.30
7.1.60.0070.01117.55
7.1.50.0080.01016.24
7.1.40.0070.00315.48
7.1.30.0040.00715.75
7.1.20.0000.01415.67
7.1.10.0050.00515.52
7.1.00.0060.02318.91
7.0.330.0090.00615.06
7.0.320.0090.00615.30
7.0.310.0030.00615.02
7.0.300.0080.00015.07
7.0.290.0070.00415.16
7.0.280.0030.00615.33
7.0.270.0040.00415.13
7.0.260.0030.01015.45
7.0.250.0030.00715.02
7.0.240.0070.00715.42
7.0.230.0050.00315.48
7.0.220.0030.00915.21
7.0.210.0030.01015.34
7.0.200.0030.00716.14
7.0.190.0030.01315.37
7.0.180.0060.00615.27
7.0.170.0090.00315.41
7.0.160.0070.00715.45
7.0.150.0080.00515.18
7.0.140.0050.04018.68
7.0.130.0060.00615.47
7.0.120.0100.00315.06
7.0.110.0040.00415.42
7.0.100.0030.03517.54
7.0.90.0060.04617.58
7.0.80.0080.02517.63
7.0.70.0120.03417.44
7.0.60.0080.02017.57
7.0.50.0130.02317.84
7.0.40.0040.04316.81
7.0.30.0070.03916.74
7.0.20.0030.03716.77
7.0.10.0090.02116.69
7.0.00.0060.02816.75
5.6.400.0000.00914.21
5.6.390.0090.00614.14
5.6.380.0080.00414.43
5.6.370.0090.00014.44
5.6.360.0040.00814.04
5.6.350.0060.00614.34
5.6.340.0030.01013.97
5.6.330.0040.00814.38
5.6.320.0030.01014.54
5.6.310.0060.01013.87
5.6.300.0040.00814.41
5.6.290.0030.00914.24
5.6.280.0020.04617.68
5.6.270.0030.00714.36
5.6.260.0130.00014.13
5.6.250.0030.04017.43
5.6.240.0070.04217.32
5.6.230.0030.02817.28
5.6.220.0060.02517.34
5.6.210.0020.04117.23
5.6.200.0040.02717.56
5.6.190.0070.02217.63
5.6.180.0040.03917.71
5.6.170.0080.03817.58
5.6.160.0090.02017.64
5.6.150.0090.02817.60
5.6.140.0070.03517.68
5.6.130.0080.03717.47
5.6.120.0080.03117.77
5.6.110.0030.02817.68
5.6.100.0060.03817.63
5.6.90.0030.04017.60
5.6.80.0020.03517.30
5.6.70.0000.04817.25
5.6.60.0030.03917.15
5.6.50.0050.04017.17
5.6.40.0080.04117.22
5.6.30.0020.02917.45
5.6.20.0070.03217.15
5.6.10.0070.04317.20
5.6.00.0030.02417.11
5.5.380.0140.03717.29
5.5.370.0030.04617.29
5.5.360.0050.04217.09
5.5.350.0060.02317.35
5.5.340.0050.04317.30
5.5.330.0050.02517.46
5.5.320.0070.02217.29
5.5.310.0110.04017.42
5.5.300.0050.02217.38
5.5.290.0030.02717.33
5.5.280.0100.01917.40
5.5.270.0030.02517.52
5.5.260.0050.02617.36
5.5.250.0030.04217.29
5.5.240.0050.03117.05
5.5.230.0080.04417.04
5.5.220.0070.03217.08
5.5.210.0030.04017.19
5.5.200.0080.02017.19
5.5.190.0050.03817.02
5.5.180.0030.03017.20
5.5.170.0060.00613.66
5.5.160.0060.03817.21
5.5.150.0100.02317.03
5.5.140.0030.03317.06
5.5.130.0050.02217.14
5.5.120.0080.02317.07
5.5.110.0070.02017.11
5.5.100.0030.02417.04
5.5.90.0050.02517.11
5.5.80.0070.02016.92
5.5.70.0040.03717.13
5.5.60.0050.02216.88
5.5.50.0090.04317.00
5.5.40.0070.02217.11
5.5.30.0050.02717.06
5.5.20.0070.02217.12
5.5.10.0100.03717.12
5.5.00.0070.04017.05
5.4.450.0080.02015.20
5.4.440.0030.02415.30
5.4.430.0070.02115.16
5.4.420.0040.04415.22
5.4.410.0080.02215.21
5.4.400.0030.02215.09
5.4.390.0050.04215.12
5.4.380.0050.02214.94
5.4.370.0050.03915.05
5.4.360.0040.04215.08
5.4.350.0080.03615.07
5.4.340.0050.03515.08
5.4.330.0000.00711.11
5.4.320.0050.03015.11
5.4.310.0000.02814.94
5.4.300.0020.02215.02
5.4.290.0050.01715.17
5.4.280.0030.03515.11
5.4.270.0060.02115.12
5.4.260.0050.03415.07
5.4.250.0020.03115.17
5.4.240.0030.03414.96
5.4.230.0050.03515.17
5.4.220.0030.04415.10
5.4.210.0030.03815.11
5.4.200.0030.04015.11
5.4.190.0050.02015.09
5.4.180.0050.02715.06
5.4.170.0070.03714.94
5.4.160.0050.02015.02
5.4.150.0070.02215.06
5.4.140.0050.02513.73
5.4.130.0030.03813.69
5.4.120.0030.04513.73
5.4.110.0040.03413.77
5.4.100.0060.03913.67
5.4.90.0050.02313.71
5.4.80.0070.01713.71
5.4.70.0100.03313.67
5.4.60.0060.02513.75
5.4.50.0020.02413.79
5.4.40.0020.04913.72
5.4.30.0130.03213.66
5.4.20.0050.03813.65
5.4.10.0030.04013.64
5.4.00.0070.01813.42
5.3.290.0070.02412.86
5.3.280.0040.02212.81
5.3.270.0070.03412.86
5.3.260.0070.04212.85
5.3.250.0120.01812.76
5.3.240.0100.03412.76
5.3.230.0090.03612.82
5.3.220.0050.02612.83
5.3.210.0100.01412.83
5.3.200.0030.02512.77
5.3.190.0060.04112.82
5.3.180.0070.04112.84
5.3.170.0070.03212.83
5.3.160.0050.02312.75
5.3.150.0090.03512.76
5.3.140.0100.03612.82
5.3.130.0070.02412.82
5.3.120.0090.04212.75
5.3.110.0050.02312.81
5.3.100.0060.02612.56
5.3.90.0120.01312.55
5.3.80.0070.03012.49
5.3.70.0020.04612.51
5.3.60.0050.04312.53
5.3.50.0070.03912.47
5.3.40.0060.02012.49
5.3.30.0070.03112.38
5.3.20.0060.02112.38
5.3.10.0040.02812.35
5.3.00.0040.02312.25
5.2.170.0030.02712.16
5.2.160.0030.03012.16
5.2.150.0100.06712.16
5.2.140.0000.03012.16
5.2.130.0070.06012.16
5.2.120.0100.04712.16
5.2.110.0000.03712.16
5.2.100.0070.03312.16
5.2.90.0030.03712.16
5.2.80.0070.04312.16
5.2.70.0000.04312.16
5.2.60.0100.06012.16
5.2.50.0030.02712.16
5.2.40.0030.02712.16
5.2.30.0000.04712.16
5.2.20.0000.04712.16
5.2.10.0030.03012.16
5.2.00.0100.05312.16
5.1.60.0070.05012.16
5.1.50.0030.02312.16
5.1.40.0030.02712.16
5.1.30.0070.06012.16
5.1.20.0030.03712.16
5.1.10.0030.05712.16
5.1.00.0100.02312.16
5.0.50.0070.03712.16
5.0.40.0030.04312.16
5.0.30.0070.04012.16
5.0.20.0000.02312.16
5.0.10.0000.02012.16
5.0.00.0000.06312.16
4.4.90.0000.03012.16
4.4.80.0030.01312.16
4.4.70.0000.01712.16
4.4.60.0030.03012.16
4.4.50.0070.02012.16
4.4.40.0000.05312.16
4.4.30.0030.03012.16
4.4.20.0000.03712.16
4.4.10.0030.01712.16
4.4.00.0030.04712.16
4.3.110.0000.03012.16
4.3.100.0030.01712.16
4.3.90.0030.01312.16
4.3.80.0030.04712.16
4.3.70.0030.01312.16
4.3.60.0070.03012.16
4.3.50.0070.01312.16
4.3.40.0070.04312.16
4.3.30.0030.01712.16
4.3.20.0030.01312.16
4.3.10.0000.01312.16
4.3.00.0000.01312.16

preferences:
40.26 ms | 400 KiB | 5 Q