3v4l.org

run code in 300+ PHP versions simultaneously
<?php $db = new PDO("mysql:"); $s = $db->prepare('SELECT 3'); $s->execute(); $s->bindColumn(1, $test); $s->fetch(PDO::FETCH_BOUND); var_dump($test); # returns NULL instead of 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)
8.3.40.0110.00418.80
8.3.30.0100.00318.84
8.3.20.0140.00020.33
8.3.10.0000.00821.78
8.3.00.0080.00019.38
8.2.170.0140.00722.96
8.2.160.0110.00320.43
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0140.00020.96
8.2.110.0070.00022.30
8.2.100.0080.00419.63
8.2.90.0040.00419.27
8.2.80.0050.00517.97
8.2.70.0030.00617.50
8.2.60.0030.00617.80
8.2.50.0040.00418.07
8.2.40.0080.00018.22
8.2.30.0000.00718.05
8.2.20.0080.00017.58
8.2.10.0040.00417.90
8.2.00.0000.00717.78
8.1.270.0160.00321.94
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0030.00623.92
8.1.230.0040.00819.07
8.1.220.0060.00317.74
8.1.210.0060.00318.77
8.1.200.0060.00317.22
8.1.190.0030.00617.10
8.1.180.0040.00418.10
8.1.170.0040.00418.59
8.1.160.0070.00022.00
8.1.150.0000.00718.88
8.1.140.0030.00417.27
8.1.130.0000.00717.67
8.1.120.0040.00417.34
8.1.110.0040.00417.18
8.1.100.0040.00417.35
8.1.90.0000.00717.37
8.1.80.0050.00317.26
8.1.70.0040.00417.30
8.1.60.0040.00417.32
8.1.50.0060.00317.43
8.1.40.0000.00817.41
8.1.30.0030.00617.58
8.1.20.0000.00917.48
8.1.10.0050.00217.40
8.1.00.0000.00717.46
8.0.300.0000.00718.77
8.0.290.0070.00016.75
8.0.280.0070.00018.37
8.0.270.0070.00017.15
8.0.260.0000.00717.11
8.0.250.0030.00316.85
8.0.240.0030.00316.80
8.0.230.0050.00216.88
8.0.220.0070.00016.88
8.0.210.0050.00216.91
8.0.200.0060.00016.96
8.0.190.0050.00216.84
8.0.180.0000.00716.80
8.0.170.0040.00416.95
8.0.160.0030.00616.88
8.0.150.0000.00716.68
8.0.140.0000.01016.73
8.0.130.0030.00313.40
8.0.120.0000.00716.87
8.0.110.0040.00416.88
8.0.100.0000.00716.95
8.0.90.0000.00716.86
8.0.80.0030.01216.88
8.0.70.0020.00516.88
8.0.60.0000.00716.87
8.0.50.0000.00716.74
8.0.30.0090.00916.90
8.0.20.0160.00617.40
8.0.10.0000.00817.00
8.0.00.0050.01116.58
7.4.330.0030.00315.00
7.4.320.0000.00616.37
7.4.300.0060.00016.39
7.4.290.0000.00716.38
7.4.280.0030.00616.54
7.4.270.0000.00716.39
7.4.260.0050.00316.53
7.4.250.0000.00716.50
7.4.240.0050.00316.40
7.4.230.0000.00716.63
7.4.220.0120.00616.53
7.4.210.0110.00316.48
7.4.200.0040.00416.63
7.4.160.0090.01816.34
7.4.150.0070.01017.40
7.4.140.0130.00517.86
7.4.130.0050.01216.37
7.4.120.0080.00816.40
7.4.110.0100.00616.55
7.4.100.0110.00616.34
7.4.90.0110.00716.43
7.4.80.0100.01019.39
7.4.70.0150.00616.52
7.4.60.0100.01016.28
7.4.50.0000.00516.63
7.4.40.0120.00316.43
7.4.30.0080.00816.35
7.4.10.0090.00614.60
7.4.00.0030.01214.69
7.3.330.0060.00013.19
7.3.320.0030.00313.12
7.3.310.0000.00716.25
7.3.300.0030.00316.27
7.3.290.0060.00616.29
7.3.280.0050.01016.30
7.3.270.0080.00917.40
7.3.260.0030.01416.48
7.3.250.0110.00816.20
7.3.240.0090.01216.52
7.3.230.0100.01016.48
7.3.210.0000.01616.21
7.3.200.0030.01419.39
7.3.190.0100.01016.30
7.3.180.0070.01016.34
7.3.170.0140.00616.51
7.3.160.0110.00916.32
7.3.130.0030.01514.61
7.3.120.0070.01114.79
7.3.110.0090.00614.81
7.3.100.0040.01114.65
7.3.90.0000.01014.75
7.3.80.0040.00414.49
7.3.70.0110.00414.87
7.3.60.0030.01014.50
7.3.50.0080.00414.56
7.3.40.0000.01014.86
7.3.30.0070.01014.63
7.3.20.0000.01416.68
7.3.10.0110.00416.58
7.3.00.0080.00416.58
7.2.330.0100.00716.29
7.2.320.0080.00816.48
7.2.310.0100.01016.21
7.2.300.0040.01616.30
7.2.290.0130.00316.52
7.2.260.0100.00714.71
7.2.250.0060.01315.18
7.2.240.0090.00414.79
7.2.230.0060.00314.83
7.2.220.0110.00014.95
7.2.210.0030.01014.88
7.2.200.0040.01114.59
7.2.190.0060.00614.72
7.2.180.0050.00514.95
7.2.170.0060.00615.03
7.2.160.0030.00914.65
7.2.150.0100.00616.58
7.2.140.0060.00916.82
7.2.130.0040.00816.77
7.2.120.0040.00416.87
7.2.110.0030.00816.75
7.2.100.0070.00716.82
7.2.90.0130.00016.96
7.2.80.0020.01216.93
7.2.70.0060.01016.84
7.2.60.0080.00616.85
7.2.50.0030.00616.82
7.2.40.0130.00316.60
7.2.30.0030.01016.80
7.2.20.0060.00916.64
7.2.10.0030.00616.66
7.2.00.0080.00518.16
7.1.330.0030.01315.37
7.1.320.0030.01015.23
7.1.310.0030.01015.59
7.1.300.0060.01215.63
7.1.290.0000.01315.75
7.1.280.0050.00515.63
7.1.270.0070.00715.67
7.1.260.0030.00715.67
7.1.250.0070.00715.60
7.1.240.0000.01315.78
7.1.230.0040.00415.41
7.1.220.0040.01115.60
7.1.210.0060.00615.47
7.1.200.0020.00815.66
7.1.190.0060.00315.71
7.1.180.0090.00315.43
7.1.170.0070.00715.65
7.1.160.0000.01415.53
7.1.150.0070.00315.50
7.1.140.0070.00715.53
7.1.130.0040.01115.69
7.1.120.0000.01015.56
7.1.110.0060.00615.76
7.1.100.0020.01216.90
7.1.90.0030.00915.66
7.1.80.0080.00415.65
7.1.70.0030.00616.19
7.1.60.0080.01017.43
7.1.50.0060.01116.24
7.1.40.0030.00715.64
7.1.30.0100.00715.69
7.1.20.0100.00315.63
7.1.10.0100.00015.67
7.1.00.0030.04319.03
7.0.330.0080.00415.30
7.0.320.0070.00715.43
7.0.310.0110.00015.29
7.0.300.0080.00015.29
7.0.290.0040.00715.15
7.0.280.0060.00615.28
7.0.270.0030.00615.18
7.0.260.0040.01115.02
7.0.250.0000.01315.53
7.0.240.0000.00815.38
7.0.230.0080.00415.41
7.0.220.0040.01115.42
7.0.210.0040.00715.10
7.0.200.0060.00315.90
7.0.190.0060.00615.23
7.0.180.0040.00815.23
7.0.170.0110.00415.41
7.0.160.0030.01015.14
7.0.150.0030.01015.31
7.0.140.0030.04018.54
7.0.130.0040.01215.41
7.0.120.0070.00315.24
7.0.110.0080.00315.30
7.0.100.0030.01015.33
7.0.90.0000.01315.41
7.0.80.0040.00915.31
7.0.70.0030.00615.52
7.0.60.0100.01817.71
7.0.50.0080.03716.46
7.0.40.0100.04316.71
7.0.30.0120.02316.63
7.0.20.0170.02516.80
7.0.10.0100.04216.83
7.0.00.0080.04016.82
5.6.400.0040.00714.48
5.6.390.0110.00414.19
5.6.380.0070.01014.37
5.6.370.0000.01314.47
5.6.360.0000.01314.18
5.6.350.0040.00414.18
5.6.340.0130.00014.05
5.6.330.0060.00314.04
5.6.320.0040.01414.19
5.6.310.0040.00414.07
5.6.300.0070.00714.35
5.6.290.0000.01413.78
5.6.280.0090.03617.57
5.6.270.0040.00714.16
5.6.260.0000.01214.16
5.6.250.0000.01214.12
5.6.240.0140.00314.39
5.6.230.0130.00314.00
5.6.220.0040.00814.05
5.6.210.0030.03517.51
5.6.200.0030.04316.13
5.6.190.0050.02317.37
5.6.180.0120.04217.39
5.6.170.0180.02217.42
5.6.160.0050.02817.43
5.6.150.0080.04416.13
5.6.140.0070.04616.24
5.6.130.0050.03416.11
5.6.120.0020.02617.64
5.6.110.0020.02717.73
5.6.100.0100.03717.48
5.6.90.0020.05117.59
5.6.80.0080.02517.09
5.6.70.0060.00614.18
5.6.60.0110.00613.99
5.6.50.0080.00613.86
5.6.40.0030.01013.91
5.6.30.0040.01414.17
5.6.20.0070.01013.86
5.6.10.0000.01014.25
5.6.00.0060.00814.28
5.5.380.0000.00914.16
5.5.370.0000.01514.10
5.5.360.0030.00714.03
5.5.350.2110.02617.30
5.5.340.0040.02416.11
5.5.330.0050.04517.19
5.5.320.0240.03017.39
5.5.310.0170.04617.20
5.5.300.0100.04316.02
5.5.290.0050.02816.15
5.5.280.0050.03417.60
5.5.270.0000.03917.55
5.5.260.0070.03217.37
5.5.250.0080.04317.26
5.5.240.0100.02016.99
5.5.230.0040.01113.75
5.5.220.0070.00714.04
5.5.210.0090.00313.89
5.5.200.0000.00813.93
5.5.190.0000.01714.04
5.5.180.0120.00014.12
5.5.170.0040.00713.88
5.5.160.0030.01013.87
5.5.150.0000.01214.11
5.5.140.0030.01314.20
5.5.130.0070.00714.33
5.5.120.0030.01013.98
5.5.110.0030.01014.32
5.5.100.0130.00313.82
5.5.90.0070.01014.12
5.5.80.0090.00613.75
5.5.70.0040.00814.31
5.5.60.0000.00814.16
5.5.50.0110.00314.19
5.5.40.0080.00814.24
5.5.30.0080.00013.84
5.5.20.0030.00914.14
5.5.10.0120.00314.19
5.5.00.0110.00313.82
5.4.450.0460.01815.79
5.4.440.0190.02615.88
5.4.430.0230.02315.73
5.4.420.0250.02015.96
5.4.410.0220.02315.89
5.4.400.0300.02015.57
5.4.390.0480.02615.76
5.4.380.0220.03215.54
5.4.370.0200.03515.45
5.4.360.0220.02715.54
5.4.350.0220.03315.45
5.4.340.0200.03015.45
5.4.330.0000.01012.28
5.4.320.0040.02312.38
5.4.310.0060.02412.38
5.4.300.0050.02212.38
5.4.290.0030.02212.38
5.4.280.0060.01912.33
5.4.270.0070.01812.33
5.4.260.0070.02012.33
5.4.250.0040.02412.33
5.4.240.0080.01912.33
5.4.230.0030.02412.33
5.4.220.0060.02412.33
5.4.210.0070.02312.33
5.4.200.0080.01912.33
5.4.190.0040.02212.33
5.4.180.0040.02012.33
5.4.170.0040.02912.33
5.4.160.0040.02312.33
5.4.150.0050.02512.33
5.4.140.0040.02412.17
5.4.130.0040.02212.17
5.4.120.0060.02212.14
5.4.110.0020.02412.14
5.4.100.0030.02312.14
5.4.90.0040.02112.14
5.4.80.0050.02212.14
5.4.70.0080.01812.14
5.4.60.0080.02312.14
5.4.50.0040.02312.14
5.4.40.0080.01912.13
5.4.30.0050.02012.13
5.4.20.0060.01912.13
5.4.10.0050.02112.13
5.4.00.0010.02411.88
5.3.290.0060.04312.80
5.3.280.0070.03612.71
5.3.270.0060.03812.73
5.3.260.0060.03912.72
5.3.250.0070.03612.72
5.3.240.0060.04712.72
5.3.230.0050.04312.71
5.3.220.0080.04112.68
5.3.210.0110.05112.68
5.3.200.0080.05012.68
5.3.190.0180.04412.68
5.3.180.0040.05212.68
5.3.170.0090.03612.67
5.3.160.0070.03712.68
5.3.150.0050.04212.68
5.3.140.0080.04712.66
5.3.130.0130.04512.66
5.3.120.0070.05312.66
5.3.110.0080.06612.66
5.3.100.0100.04512.12
5.3.90.0070.04212.10
5.3.80.0070.04012.09
5.3.70.0130.05212.09
5.3.60.0070.04512.07
5.3.50.0060.04212.03
5.3.40.0100.03212.02
5.3.30.0070.04211.98
5.3.20.0100.04511.76
5.3.10.0040.04111.73
5.3.00.0050.03711.71
5.2.170.0070.0329.21
5.2.160.0040.0349.22
5.2.150.0060.0319.22
5.2.140.0050.0309.21
5.2.130.0060.0299.17
5.2.120.0050.0289.17
5.2.110.0060.0279.18
5.2.100.0060.0289.18
5.2.90.0070.0279.18
5.2.80.0030.0329.17
5.2.70.0040.0319.17
5.2.60.0030.0329.13
5.2.50.0070.0349.10
5.2.40.0050.0299.07
5.2.30.0050.0299.05
5.2.20.0070.0269.04
5.2.10.0040.0298.94
5.2.00.0070.0278.80
5.1.60.0040.0238.09
5.1.50.0040.0258.09
5.1.40.0060.0228.07
5.1.30.0040.0268.42
5.1.20.0070.0238.44
5.1.10.0040.0268.17
5.1.00.0030.0278.15
5.0.50.0040.0216.62
5.0.40.0060.0206.48
5.0.30.0040.0336.29
5.0.20.0060.0236.27
5.0.10.0030.0246.24
5.0.00.0060.0316.23
4.4.90.0030.0214.78
4.4.80.0060.0134.75
4.4.70.0060.0154.75
4.4.60.0030.0164.76
4.4.50.0050.0154.77
4.4.40.0040.0284.71
4.4.30.0050.0134.75
4.4.20.0040.0164.85
4.4.10.0030.0164.85
4.4.00.0030.0244.76
4.3.110.0000.0184.67
4.3.100.0040.0164.67
4.3.90.0000.0204.63
4.3.80.0000.0294.59
4.3.70.0050.0194.63
4.3.60.0020.0164.63
4.3.50.0020.0174.63
4.3.40.0010.0264.54
4.3.30.0030.0153.29
4.3.20.0020.0163.27
4.3.10.0010.0163.22
4.3.00.0000.01715.91

preferences:
53.39 ms | 400 KiB | 5 Q