3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array(); $var = null; var_dump(is_array($arr)); var_dump(is_array($var)); var_dump((bool)($arr)); var_dump((bool)($var)); var_dump(is_null($arr)); var_dump(is_null($var));

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)
8.3.60.0070.01018.18
8.3.50.0110.00721.08
8.3.40.0070.00718.66
8.3.30.0080.00818.77
8.3.20.0040.00420.20
8.3.10.0080.00021.96
8.3.00.0040.00422.44
8.2.180.0080.01116.50
8.2.170.0110.00322.96
8.2.160.0070.00720.47
8.2.150.0030.00524.18
8.2.140.0140.00724.66
8.2.130.0070.00326.16
8.2.120.0040.00419.66
8.2.110.0090.00022.07
8.2.100.0110.00017.91
8.2.90.0080.00019.09
8.2.80.0000.00719.16
8.2.70.0000.00817.38
8.2.60.0050.00318.04
8.2.50.0040.00418.07
8.2.40.0050.00318.08
8.2.30.0060.00318.09
8.2.20.0000.00717.65
8.2.10.0040.00417.55
8.2.00.0000.00817.73
8.1.280.0090.01225.92
8.1.270.0080.00020.28
8.1.260.0070.00026.35
8.1.250.0000.00828.09
8.1.240.0120.00022.18
8.1.230.0070.00419.15
8.1.220.0070.00017.74
8.1.210.0040.00418.77
8.1.200.0110.00017.00
8.1.190.0040.00417.53
8.1.180.0090.00019.01
8.1.170.0000.00818.52
8.1.160.0000.00722.11
8.1.150.0080.00318.62
8.1.140.0040.00417.48
8.1.130.0000.00717.69
8.1.120.0040.00417.47
8.1.110.0000.00817.46
8.1.100.0000.00717.38
8.1.90.0040.00417.44
8.1.80.0040.00417.34
8.1.70.0000.00817.46
8.1.60.0070.00017.46
8.1.50.0040.00417.52
8.1.40.0040.00417.54
8.1.30.0060.00317.58
8.1.20.0030.00517.63
8.1.10.0000.00817.47
8.1.00.0040.00417.33
8.0.300.0040.00418.77
8.0.290.0000.00717.18
8.0.280.0030.00318.43
8.0.270.0040.00417.16
8.0.260.0060.00016.82
8.0.250.0070.00016.97
8.0.240.0000.00716.90
8.0.230.0040.00416.87
8.0.220.0030.00316.81
8.0.210.0070.00016.77
8.0.200.0030.00316.88
8.0.190.0040.00416.91
8.0.180.0040.00416.89
8.0.170.0030.00516.92
8.0.160.0030.00316.98
8.0.150.0030.00316.88
8.0.140.0070.00316.83
8.0.130.0030.00313.32
8.0.120.0000.00816.87
8.0.110.0050.00316.78
8.0.100.0030.00516.70
8.0.90.0070.00016.78
8.0.80.0030.01316.82
8.0.70.0050.00216.79
8.0.60.0000.00716.84
8.0.50.0070.00016.75
8.0.30.0060.01217.08
8.0.20.0110.00817.40
8.0.10.0000.00716.92
8.0.00.0110.00716.77
7.4.330.0000.00515.00
7.4.320.0030.00316.54
7.4.300.0030.00316.41
7.4.290.0070.00016.50
7.4.280.0070.00016.57
7.4.270.0000.00716.45
7.4.260.0070.00016.50
7.4.250.0070.00016.55
7.4.240.0030.00516.59
7.4.230.0000.00616.69
7.4.220.0100.01416.54
7.4.210.0100.00416.54
7.4.200.0070.00016.61
7.4.190.0000.00716.74
7.4.160.0050.01116.46
7.4.150.0030.01617.40
7.4.140.0070.01217.86
7.4.130.0070.00916.43
7.4.120.0110.00516.42
7.4.110.0110.00716.43
7.4.100.0090.01316.46
7.4.90.0140.00716.47
7.4.80.0090.01519.39
7.4.70.0100.00716.39
7.4.60.0100.00716.52
7.4.50.0030.00316.58
7.4.40.0000.01622.77
7.4.30.0090.00616.34
7.4.00.0060.00914.94
7.3.330.0030.00313.07
7.3.320.0050.00013.10
7.3.310.0030.00316.28
7.3.300.0030.00316.07
7.3.290.0060.01316.24
7.3.280.0040.01216.21
7.3.270.0090.00917.40
7.3.260.0130.00316.27
7.3.250.0080.00816.31
7.3.240.0090.00916.12
7.3.230.0100.00716.43
7.3.210.0140.00316.29
7.3.200.0130.01019.39
7.3.190.0110.00716.27
7.3.180.0120.00416.30
7.3.170.0060.01216.30
7.3.160.0030.01216.32
7.3.120.0070.01114.82
7.3.10.0020.01316.77
7.3.00.0040.00916.52
7.2.330.0130.00416.51
7.2.320.0110.00716.60
7.2.310.0090.00916.49
7.2.300.0090.01216.28
7.2.290.0110.00816.55
7.2.130.0030.01016.60
7.2.120.0050.00916.67
7.2.110.0070.00516.70
7.2.100.0040.01216.69
7.2.90.0050.01016.85
7.2.80.0080.00616.79
7.2.70.0060.00816.70
7.2.60.0060.00216.71
7.2.50.0060.00716.75
7.2.40.0070.00516.71
7.2.30.0050.00916.73
7.2.20.0050.00616.78
7.2.10.0060.00716.85
7.2.00.0060.00717.60
7.1.250.0060.00915.71
7.1.240.0000.01315.52
7.1.230.0090.00315.74
7.1.220.0050.00515.60
7.1.210.0100.00315.40
7.1.200.0040.01115.34
7.1.190.0030.01015.65
7.1.180.0040.00715.38
7.1.170.0030.01015.72
7.1.160.0000.00915.77
7.1.150.0080.00415.45
7.1.140.0090.00315.54
7.1.130.0080.00815.44
7.1.120.0000.00815.35
7.1.110.0030.01215.92
7.1.100.0030.01116.79
7.1.90.0100.00315.49
7.1.80.0000.01415.81
7.1.70.0050.00516.54
7.1.60.0090.00917.54
7.1.50.0090.00816.11
7.1.40.0070.00415.82
7.1.30.0090.00315.50
7.1.20.0120.00315.61
7.1.10.0030.00615.65
7.1.00.0050.02618.94
7.0.330.0050.00215.11
7.0.320.0040.00815.33
7.0.310.0100.00315.11
7.0.300.0070.00715.25
7.0.290.0030.00715.33
7.0.280.0000.00915.29
7.0.270.0030.00615.38
7.0.260.0030.00615.20
7.0.250.0090.00015.13
7.0.240.0120.00415.10
7.0.230.0030.00915.30
7.0.220.0030.00914.98
7.0.210.0070.00415.26
7.0.200.0030.00715.92
7.0.190.0120.00315.36
7.0.180.0030.01315.21
7.0.170.0030.01015.28
7.0.160.0100.00315.02
7.0.150.0130.00315.39
7.0.140.0050.03718.75
7.0.130.0030.01015.17
7.0.120.0070.00315.14
7.0.110.0460.04417.64
7.0.100.0450.03817.49
7.0.90.0370.04117.53
7.0.80.0460.03917.60
7.0.70.0430.04117.56
7.0.60.0530.04017.45
7.0.50.0450.04217.49
7.0.40.0030.03516.38
7.0.30.0070.04016.60
7.0.20.0070.04216.45
7.0.10.0070.04416.55
7.0.00.0050.04216.66
5.6.380.0070.00714.08
5.6.370.0070.00314.58
5.6.360.0040.00414.07
5.6.350.0090.00014.41
5.6.340.0030.00914.09
5.6.330.0070.00714.50
5.6.320.0120.00314.16
5.6.310.0000.01114.16
5.6.300.0150.00014.55
5.6.290.0110.00414.37
5.6.280.0050.04117.64
5.6.270.0060.00914.32
5.6.260.0110.03617.44
5.6.250.0080.04217.48
5.6.240.0060.04317.41
5.6.230.0090.04117.41
5.6.220.0050.04717.48
5.6.210.0050.04717.26
5.6.200.0080.04017.27
5.6.190.0110.04017.44
5.6.180.0120.04217.42
5.6.170.0070.04117.46
5.6.160.0100.04517.41
5.6.150.0050.04717.47
5.6.140.0050.03017.46
5.6.130.0120.04017.50
5.6.120.0060.03817.39
5.6.110.0070.03017.38
5.6.100.0070.03017.44
5.6.90.0170.01817.34
5.6.80.0060.02616.97
5.6.70.0090.03617.23
5.6.60.0020.02717.27
5.6.50.0100.03217.06
5.6.40.0100.03716.97
5.6.30.0050.04517.11
5.6.20.0060.02817.01
5.6.10.0020.02916.98
5.6.00.0060.03617.21
5.5.380.0070.04215.53
5.5.370.0030.04715.77
5.5.360.0050.02615.66
5.5.350.0090.04215.82
5.5.340.0120.03816.00
5.5.330.0050.04515.95
5.5.320.0070.04515.85
5.5.310.0020.04915.89
5.5.300.0080.04216.04
5.5.290.0050.04715.91
5.5.280.0070.04715.82
5.5.270.0090.04115.74
5.5.260.0070.02315.94
5.5.250.0060.02915.80
5.5.240.0030.02215.54
5.5.230.0090.01915.65
5.5.220.0070.02215.65
5.5.210.0050.02315.52
5.5.200.0050.04315.36
5.5.190.0090.03415.50
5.5.180.0030.03215.66
5.5.170.0090.00310.78
5.5.160.0020.02315.46
5.5.150.0060.04015.59
5.5.140.0030.02315.54
5.5.130.0030.03815.46
5.5.120.0040.02015.62
5.5.110.0030.02615.51
5.5.100.0080.01515.34
5.5.90.0020.02215.46
5.5.80.0030.02215.46
5.5.70.0070.03315.34
5.5.60.0030.02515.44
5.5.50.0050.01815.37
5.5.40.0070.01715.52
5.5.30.0010.02215.61
5.5.20.0070.02915.56
5.5.10.0070.02215.61
5.5.00.0030.02615.50
5.4.450.0120.04215.28
5.4.440.0100.03815.30
5.4.430.0090.02114.99
5.4.420.0070.03415.05
5.4.410.0060.03315.18
5.4.400.0090.01514.84
5.4.390.0020.02314.96
5.4.380.0080.01514.89
5.4.370.0030.03714.73
5.4.360.0070.03914.99
5.4.350.0040.04114.74
5.4.340.0070.02914.97
5.4.330.0080.00310.96
5.4.320.0080.02514.96
5.4.310.0050.04515.06
5.4.300.0070.03115.02
5.4.290.0100.03314.79
5.4.280.0030.03014.86
5.4.270.0110.02014.89
5.4.260.0060.03414.84
5.4.250.0020.02514.82
5.4.240.0030.02614.80
5.4.230.0080.01714.94
5.4.220.0050.02014.86
5.4.210.0050.04314.83
5.4.200.0060.02014.91
5.4.190.0050.02214.88
5.4.180.0050.03114.91
5.4.170.0100.01714.81
5.4.160.0050.02215.00
5.4.150.0060.02014.92
5.4.140.0020.02113.67
5.4.130.0040.01913.46
5.4.120.0040.02113.49
5.4.110.0010.03013.72
5.4.100.0030.02013.57
5.4.90.0070.02013.68
5.4.80.0050.02313.62
5.4.70.0040.02813.75
5.4.60.0120.03113.54
5.4.50.0050.03913.66
5.4.40.0100.03313.72
5.4.30.0070.03813.48
5.4.20.0070.03713.58
5.4.10.0050.04313.63
5.4.00.0070.03713.30
5.3.290.0040.02112.45
5.3.280.0030.02012.53
5.3.270.0020.02312.59
5.3.260.0050.02512.64
5.3.250.0050.01712.51
5.3.240.0000.02312.41
5.3.230.0070.01712.58
5.3.220.0070.03512.38
5.3.210.0060.02112.43
5.3.200.0070.01912.27
5.3.190.0050.02112.54
5.3.180.0100.01812.52
5.3.170.0030.02712.44
5.3.160.0080.04212.41
5.3.150.0120.02512.49
5.3.140.0060.03812.49
5.3.130.0070.03712.50
5.3.120.0020.03112.50
5.3.110.0050.03812.39
5.3.100.0060.03612.13
5.3.90.0060.04112.17
5.3.80.0090.04012.03
5.3.70.0060.03812.12
5.3.60.0080.03812.09
5.3.50.0050.04212.05
5.3.40.0070.03712.00
5.3.30.0050.04012.21
5.3.20.0070.02511.88
5.3.10.0060.02311.80
5.3.00.0070.03811.81
5.2.170.0030.02210.56
5.2.160.0000.03710.65
5.2.150.0070.03210.62
5.2.140.0100.03210.53
5.2.130.0050.03310.59
5.2.120.0070.03210.71
5.2.110.0080.02510.69
5.2.100.0060.03010.73
5.2.90.0080.03210.66
5.2.80.0060.03110.64
5.2.70.0070.02310.62
5.2.60.0070.02710.61
5.2.50.0030.03010.65
5.2.40.0130.02710.55
5.2.30.0020.03610.54
5.2.20.0050.03510.54
5.2.10.0030.03210.40
5.2.00.0020.01910.41
5.1.60.0050.01210.07
5.1.50.0120.02010.14
5.1.40.0100.02310.28
5.1.30.0080.02910.29
5.1.20.0030.02910.22
5.1.10.0090.02710.25
5.1.00.0070.02510.13
5.0.50.0060.0259.81
5.0.40.0030.0239.81
5.0.30.0030.0349.81
5.0.20.0000.0269.81
5.0.10.0020.0249.81
5.0.00.0050.0329.81
4.4.90.0010.0109.81
4.4.80.0030.0209.81
4.4.70.0030.0129.81
4.4.60.0030.0189.81
4.4.50.0020.0219.81
4.4.40.0020.0299.81
4.4.30.0030.0209.81
4.4.20.0020.0189.81
4.4.10.0090.0159.81
4.4.00.0040.0299.81
4.3.110.0010.0209.81
4.3.100.0050.0189.81
4.3.90.0020.0209.81
4.3.80.0030.0269.81
4.3.70.0080.0159.81
4.3.60.0060.0169.81
4.3.50.0060.0159.81
4.3.40.0010.0289.81
4.3.30.0030.0179.81
4.3.20.0020.0189.81
4.3.10.0030.0209.81
4.3.00.0000.0199.81

preferences:
40.46 ms | 401 KiB | 5 Q