3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data[] = null; $data[] = 0; $data[] = 1; $data[] = true; $data[] = false; foreach($data as $value) { $result = is_null($value); echo ("is_null ( " . var_export($value, true) . " ) = " . var_export($result, true). " \n");}

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)
8.3.40.0130.00318.89
8.3.30.0070.00719.05
8.3.20.0000.00720.34
8.3.10.0050.00321.91
8.3.00.0080.00017.93
8.2.170.0090.00622.96
8.2.160.0030.01020.53
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0060.00321.16
8.2.110.0030.00620.39
8.2.100.0080.00417.91
8.2.90.0040.00419.35
8.2.80.0030.00617.97
8.2.70.0040.00417.75
8.2.60.0090.00017.93
8.2.50.0000.00818.07
8.2.40.0000.00918.34
8.2.30.0060.00318.21
8.2.20.0040.00417.73
8.2.10.0030.00318.05
8.2.00.0050.00317.73
8.1.270.0050.00322.26
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0100.01023.73
8.1.230.0000.01223.88
8.1.220.0080.00017.79
8.1.210.0050.00318.77
8.1.200.0040.00417.35
8.1.190.0000.00817.00
8.1.180.0000.00818.10
8.1.170.0060.00318.46
8.1.160.0070.00021.96
8.1.150.0040.00418.81
8.1.140.0050.00317.39
8.1.130.0000.00717.69
8.1.120.0000.00717.47
8.1.110.0080.00017.38
8.1.100.0000.00717.38
8.1.90.0070.00317.30
8.1.80.0080.00017.38
8.1.70.0000.00717.37
8.1.60.0030.00517.49
8.1.50.0040.00417.41
8.1.40.0040.00717.42
8.1.30.0030.00617.60
8.1.20.0000.00717.65
8.1.10.0040.00417.51
8.1.00.0000.00717.45
8.0.300.0070.00018.77
8.0.290.0000.00716.60
8.0.280.0070.00018.37
8.0.270.0030.00317.24
8.0.260.0030.00317.13
8.0.250.0080.00016.96
8.0.240.0040.00416.93
8.0.230.0000.00716.95
8.0.220.0000.00716.86
8.0.210.0000.00716.84
8.0.200.0090.00016.90
8.0.190.0000.00716.97
8.0.180.0030.00316.96
8.0.170.0040.00416.88
8.0.160.0070.00016.79
8.0.150.0040.00416.81
8.0.140.0000.00716.87
8.0.130.0000.00513.28
8.0.120.0040.00416.77
8.0.110.0020.00516.79
8.0.100.0000.00816.92
8.0.90.0080.00016.70
8.0.80.0060.00916.93
8.0.70.0040.00416.73
8.0.60.0000.00716.84
8.0.50.0030.00516.66
8.0.30.0120.00717.26
8.0.20.0100.00817.40
8.0.10.0040.00416.88
8.0.00.0080.01016.76
7.4.330.0020.00215.18
7.4.320.0030.00316.45
7.4.300.0000.00616.57
7.4.290.0000.01016.59
7.4.280.0000.00716.50
7.4.270.0070.00016.36
7.4.260.0030.00316.55
7.4.250.0030.00516.41
7.4.240.0030.00316.55
7.4.230.0090.00016.52
7.4.220.0040.01316.54
7.4.210.0000.01416.49
7.4.200.0040.00316.39
7.4.160.0110.00416.44
7.4.150.0110.00817.40
7.4.140.0100.00717.86
7.4.130.0060.01316.39
7.4.120.0100.00716.50
7.4.110.0140.00716.59
7.4.100.0140.00416.64
7.4.90.0080.00816.54
7.4.80.0070.01419.39
7.4.70.0090.00916.54
7.4.60.0110.01116.53
7.4.50.0040.00016.25
7.4.40.0060.01616.36
7.4.30.0140.00316.57
7.4.10.0070.01114.73
7.4.00.0040.01314.92
7.3.330.0030.00313.01
7.3.320.0000.00513.17
7.3.310.0030.00316.19
7.3.300.0030.00316.25
7.3.290.0090.00616.27
7.3.280.0080.00916.27
7.3.270.0100.00717.40
7.3.260.0100.01416.53
7.3.240.0090.00616.57
7.3.230.0090.01216.53
7.3.210.0100.00616.36
7.3.200.0130.00419.39
7.3.190.0140.01016.29
7.3.180.0090.00616.44
7.3.170.0100.00716.47
7.3.160.0090.00616.36
7.3.130.0100.01014.84
7.3.120.0070.01014.85
7.3.110.0080.01014.62
7.3.100.0020.01214.72
7.3.90.0050.00614.77
7.3.80.0060.00514.92
7.3.70.0040.00914.64
7.3.60.0050.01114.74
7.3.50.0070.00414.84
7.3.40.0050.00714.72
7.3.30.0060.00814.81
7.3.20.0050.00716.59
7.3.10.0050.00816.53
7.3.00.0060.00716.54
7.2.330.0070.01016.76
7.2.320.0130.00716.73
7.2.310.0140.00416.69
7.2.300.0060.01216.42
7.2.290.0100.00716.79
7.2.260.0060.01214.69
7.2.250.0070.01314.93
7.2.240.0120.00614.99
7.2.230.0060.00815.13
7.2.220.0020.01014.96
7.2.210.0040.01014.96
7.2.200.0040.01114.92
7.2.190.0060.00615.02
7.2.180.0050.00714.99
7.2.170.0040.01114.93
7.2.160.0070.01014.58
7.2.150.0060.00916.55
7.2.140.0060.00916.82
7.2.130.0070.00716.85
7.2.120.0070.00716.94
7.2.110.0090.00316.81
7.2.100.0060.00916.74
7.2.90.0060.00916.94
7.2.80.0080.00316.79
7.2.70.0080.00816.91
7.2.60.0070.00716.75
7.2.50.0060.01116.91
7.2.40.0080.00616.79
7.2.30.0080.00616.78
7.2.20.0090.00616.93
7.2.10.0080.00216.90
7.2.00.0080.00617.71
7.1.330.0070.00815.77
7.1.320.0040.01015.73
7.1.310.0060.00815.67
7.1.300.0060.00615.79
7.1.290.0060.00715.58
7.1.280.0040.00815.61
7.1.270.0030.01015.74
7.1.260.0030.01115.72
7.1.250.0030.00915.71
7.1.240.0070.01015.43
7.1.230.0100.00715.69
7.1.220.0090.00615.50
7.1.210.0080.00615.70
7.1.200.0060.00815.69
7.1.190.0030.00615.84
7.1.180.0000.01215.68
7.1.170.0040.01115.47
7.1.160.0060.00615.90
7.1.150.0080.00615.70
7.1.140.0070.00415.70
7.1.130.0000.00915.74
7.1.120.0040.01215.52
7.1.110.0090.00615.84
7.1.100.0410.00815.93
7.1.90.0000.01615.70
7.1.80.0110.00415.81
7.1.70.0060.00516.36
7.1.60.0050.01317.46
7.1.50.0050.01216.25
7.1.40.0000.01515.62
7.1.30.0040.00415.74
7.1.20.0000.01215.41
7.1.10.0000.01415.67
7.1.00.0060.04119.08
7.0.330.0000.01415.36
7.0.320.0030.00915.07
7.0.310.0060.01015.07
7.0.300.0090.00615.32
7.0.290.0090.00615.22
7.0.280.0030.00915.32
7.0.270.0060.00615.27
7.0.260.0030.01015.15
7.0.250.0060.00615.57
7.0.240.0130.00315.52
7.0.230.0030.00915.36
7.0.220.0040.00415.43
7.0.210.0000.01515.41
7.0.200.0000.01116.24
7.0.190.0060.01015.27
7.0.180.0040.01115.57
7.0.170.0070.00715.35
7.0.160.0100.00315.42
7.0.150.0080.00615.34
7.0.140.0060.03918.58
7.0.130.0070.00715.10
7.0.120.0040.00815.20
7.0.110.0080.00815.12
7.0.100.0080.00415.23
7.0.90.0140.02317.66
7.0.80.0300.04817.73
7.0.70.0290.04317.59
7.0.60.0210.04317.66
7.0.50.0320.03817.80
7.0.40.0080.03416.62
7.0.30.0140.02716.74
7.0.20.0050.04616.62
7.0.10.0130.04016.69
7.0.00.0070.03716.64
5.6.400.0110.00014.30
5.6.390.0040.00814.55
5.6.380.0040.00714.19
5.6.370.0030.00714.18
5.6.360.0060.00614.43
5.6.350.0070.00714.40
5.6.340.0060.00614.10
5.6.330.0000.01014.64
5.6.320.0060.00614.40
5.6.310.0030.01014.18
5.6.300.0030.01013.92
5.6.290.0040.01114.52
5.6.280.0070.03917.48
5.6.270.0060.00914.47
5.6.260.0030.00714.19
5.6.250.0040.00714.38
5.6.240.0080.00614.57
5.6.230.0080.03617.37
5.6.220.0050.02517.28
5.6.210.0090.03917.36
5.6.200.0090.03317.77
5.6.190.0120.03517.65
5.6.180.0120.03917.56
5.6.170.0030.04717.51
5.6.160.0150.02317.61
5.6.150.0030.04717.61
5.6.140.0080.04517.70
5.6.130.0070.04317.60
5.6.120.0100.04217.75
5.6.110.0030.04317.63
5.6.100.0110.04217.68
5.6.90.0130.04017.70
5.6.80.0080.04017.37
5.6.70.0020.03317.20
5.6.60.0080.03817.30
5.6.50.0140.02717.42
5.6.40.0110.03817.17
5.6.30.0070.04317.20
5.6.20.0030.03117.14
5.6.10.0100.03717.29
5.6.00.0070.04017.37
5.5.380.0080.00813.82
5.5.370.0060.04017.30
5.5.360.0120.04017.08
5.5.350.0070.03917.23
5.5.340.0070.02517.28
5.5.330.0080.03717.42
5.5.320.0070.04817.53
5.5.310.0040.04717.28
5.5.300.0050.04717.46
5.5.290.0070.03717.51
5.5.280.0030.04917.52
5.5.270.0030.03317.46
5.5.260.0090.04517.65
5.5.250.0100.04217.44
5.5.240.0120.03717.09
5.5.230.0020.04217.11
5.5.220.0090.04017.17
5.5.210.0080.04117.22
5.5.200.0130.03417.11
5.5.190.0070.03017.03
5.5.180.0070.04417.09
5.5.170.0000.01214.27
5.5.160.0050.04517.09
5.5.150.0100.04217.17
5.5.140.0080.04217.10
5.5.130.0080.04017.04
5.5.120.0080.04517.05
5.5.110.0090.02717.26
5.5.100.0050.03017.11
5.5.90.0100.03017.08
5.5.80.0080.03516.96
5.5.70.0070.03717.12
5.5.60.0050.03817.10
5.5.50.0030.04317.12
5.5.40.0040.02917.07
5.5.30.0020.03217.16
5.5.20.0090.04017.02
5.5.10.0080.04517.05
5.5.00.0080.04217.21
5.4.450.0100.03714.98
5.4.440.0110.03715.20
5.4.430.0040.04115.33
5.4.420.0070.04114.99
5.4.410.0060.04015.12
5.4.400.0050.02614.78
5.4.390.0080.02414.76
5.4.380.0140.03315.02
5.4.370.0030.02614.97
5.4.360.0080.03915.12
5.4.350.0110.03614.77
5.4.340.0070.02814.96
5.4.330.0060.00310.84
5.4.320.0060.04414.84
5.4.310.0020.04015.06
5.4.300.0060.03515.17
5.4.290.0080.03415.05
5.4.280.0100.03614.88
5.4.270.0070.03014.78
5.4.260.0080.03614.89
5.4.250.0050.03714.71
5.4.240.0060.02114.82
5.4.230.0050.03514.93
5.4.220.0020.03414.83
5.4.210.0060.02514.73
5.4.200.0100.02514.92
5.4.190.0150.03315.21
5.4.180.0080.03714.95
5.4.170.0030.03315.07
5.4.160.0050.02415.02
5.4.150.0070.03814.80
5.4.140.0070.03713.65
5.4.130.0000.03913.78
5.4.120.0080.03713.50
5.4.110.0070.03713.64
5.4.100.0040.02613.68
5.4.90.0060.03913.62
5.4.80.0030.03213.72
5.4.70.0080.03713.72
5.4.60.0110.03013.58
5.4.50.0090.03613.55
5.4.40.0030.04013.64
5.4.30.0030.04313.57
5.4.20.0030.02913.57
5.4.10.0060.02313.67
5.4.00.0050.02313.29
5.3.290.0050.03912.56
5.3.280.0070.03512.47
5.3.270.0100.03912.48
5.3.260.0050.03812.49
5.3.250.0070.04212.53
5.3.240.0050.03012.35
5.3.230.0050.04012.30
5.3.220.0050.02812.48
5.3.210.0050.02812.43
5.3.200.0050.03712.45
5.3.190.0100.03712.44
5.3.180.0060.03012.60
5.3.170.0090.02612.54
5.3.160.0020.04712.42
5.3.150.0030.03512.57
5.3.140.0040.04012.46
5.3.130.0100.02712.56
5.3.120.0050.02812.47
5.3.110.0030.02512.52
5.3.100.0050.04112.17
5.3.90.0100.02012.23
5.3.80.0070.02012.19
5.3.70.0070.02212.00
5.3.60.0050.02212.15
5.3.50.0060.02511.96
5.3.40.0030.02712.12
5.3.30.0050.02012.12
5.3.20.0030.02411.98
5.3.10.0020.04111.87
5.3.00.0060.03811.88
5.2.170.0030.03013.55
5.2.160.0170.05013.55
5.2.150.0070.02713.55
5.2.140.0030.04713.55
5.2.130.0070.02713.55
5.2.120.0100.04013.59
5.2.110.0100.05713.59
5.2.100.0000.07013.59
5.2.90.0100.04013.59
5.2.80.0130.05713.59
5.2.70.0070.03713.59
5.2.60.0070.05013.59
5.2.50.0030.04013.59
5.2.40.0070.06313.59
5.2.30.0030.03713.59
5.2.20.0030.05713.59
5.2.10.0100.05713.59
5.2.00.0070.04013.59
5.1.60.0070.02313.59
5.1.50.0070.05013.59
5.1.40.0070.04713.59
5.1.30.0030.05013.59
5.1.20.0070.04313.59
5.1.10.0070.05013.59
5.1.00.0070.05313.59
5.0.50.0070.03313.59
5.0.40.0070.03713.59
5.0.30.0000.07013.59
5.0.20.0030.04313.59
5.0.10.0100.04013.59
5.0.00.0030.06713.59
4.4.90.0070.01713.59
4.4.80.0000.02313.59
4.4.70.0000.03713.59
4.4.60.0000.03713.59
4.4.50.0030.02713.59
4.4.40.0070.05313.59
4.4.30.0000.03013.59
4.4.20.0030.01713.59
4.4.10.0030.02713.59
4.4.00.0030.03713.59
4.3.110.0030.03313.59
4.3.100.0030.03313.59
4.3.90.0000.02713.59
4.3.80.0030.05013.59
4.3.70.0030.02313.59
4.3.60.0000.03313.59
4.3.50.0000.02013.59
4.3.40.0000.05013.59
4.3.30.0030.03713.59
4.3.20.0000.03313.59
4.3.10.0070.02713.59
4.3.00.0030.03313.59

preferences:
39.36 ms | 400 KiB | 5 Q