3v4l.org

run code in 300+ PHP versions simultaneously
<?php $row = array(1, 2, 3, 4); echo " <h2>question</h2> <p>".chr(32 + $row[0])."</p> <h2>answer</h2> <p>".chr(64 + $row[1])."</p>";

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)
8.3.40.0070.00718.63
8.3.30.0040.01119.09
8.3.20.0050.00220.34
8.3.10.0070.00023.36
8.3.00.0040.00419.38
8.2.170.0100.00722.96
8.2.160.0100.00322.11
8.2.150.0060.00325.66
8.2.140.0090.00024.66
8.2.130.0060.00326.16
8.2.120.0060.00317.75
8.2.110.0100.00022.12
8.2.100.0070.00417.84
8.2.90.0030.00520.42
8.2.80.0040.00419.08
8.2.70.0040.00418.03
8.2.60.0000.00818.22
8.2.50.0000.00818.10
8.2.40.0050.00322.37
8.2.30.0020.00519.27
8.2.20.0070.00017.65
8.2.10.0040.00418.11
8.2.00.0000.00718.12
8.1.270.0070.01320.20
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0000.00922.60
8.1.230.0110.00021.04
8.1.220.0080.00017.74
8.1.210.0040.00418.81
8.1.200.0030.00617.36
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0030.00518.59
8.1.160.0040.00418.76
8.1.150.0000.00818.89
8.1.140.0070.00017.41
8.1.130.0070.00017.75
8.1.120.0070.00017.36
8.1.110.0070.00017.36
8.1.100.0030.00317.36
8.1.90.0050.00317.46
8.1.80.0040.00417.44
8.1.70.0140.00017.47
8.1.60.0030.00617.54
8.1.50.0030.00517.43
8.1.40.0030.00617.39
8.1.30.0040.00417.68
8.1.20.0040.00417.63
8.1.10.0050.00217.58
8.1.00.0040.00417.40
8.0.300.0040.00420.03
8.0.290.0040.00416.58
8.0.280.0000.00718.41
8.0.270.0000.00717.19
8.0.260.0000.00617.29
8.0.250.0060.00016.89
8.0.240.0050.00316.97
8.0.230.0030.00316.98
8.0.220.0030.00316.78
8.0.210.0030.00316.77
8.0.200.0030.00316.90
8.0.190.0030.00516.89
8.0.180.0030.00516.80
8.0.170.0030.00516.92
8.0.160.0030.00316.75
8.0.150.0030.00316.73
8.0.140.0070.00016.89
8.0.130.0040.00413.36
8.0.120.0030.00516.88
8.0.110.0000.00816.81
8.0.100.0050.00216.68
8.0.90.0040.00416.91
8.0.80.0110.00616.89
8.0.70.0040.00316.69
8.0.60.0040.00416.67
8.0.50.0040.00416.91
8.0.30.0120.00917.08
8.0.20.0070.01317.40
8.0.10.0030.00316.83
8.0.00.0080.00816.75
7.4.330.0000.00515.07
7.4.320.0060.00016.48
7.4.300.0060.00016.55
7.4.290.0030.00316.65
7.4.280.0040.00416.61
7.4.270.0000.00616.50
7.4.260.0040.00416.46
7.4.250.0000.00816.33
7.4.240.0000.00716.56
7.4.230.0030.00316.62
7.4.220.0080.00816.37
7.4.210.0090.00816.55
7.4.200.0000.00816.37
7.4.160.0090.00916.35
7.4.150.0100.00717.40
7.4.140.0110.00817.86
7.4.130.0060.01416.48
7.4.120.0110.00616.39
7.4.110.0060.01216.32
7.4.100.0090.01216.47
7.4.90.0090.01316.46
7.4.80.0090.01219.39
7.4.70.0060.01016.61
7.4.60.0120.00416.32
7.4.50.0030.00316.38
7.4.40.0190.00016.60
7.4.30.0110.00516.69
7.4.10.0060.01214.77
7.4.00.0050.00914.95
7.3.330.0000.00613.14
7.3.320.0050.00012.98
7.3.310.0000.00716.27
7.3.300.0000.00716.28
7.3.290.0020.00516.04
7.3.280.0120.00516.24
7.3.270.0130.00417.40
7.3.260.0130.00916.15
7.3.250.0110.00616.32
7.3.240.0180.00016.21
7.3.230.0090.00616.57
7.3.210.0060.00916.38
7.3.200.0090.00819.39
7.3.190.0060.00916.44
7.3.180.0110.00516.61
7.3.170.0000.01816.27
7.3.160.0030.01316.25
7.3.130.0040.01514.88
7.3.120.0040.00714.61
7.3.110.0120.00314.40
7.3.100.0090.00414.80
7.3.90.0040.01114.82
7.3.80.0070.00714.77
7.3.70.0030.01014.95
7.3.60.0100.00314.91
7.3.50.0120.00014.96
7.3.40.0040.01114.87
7.3.30.0040.00814.84
7.3.20.0060.00916.48
7.3.10.0080.00716.71
7.3.00.0080.00516.64
7.2.330.0110.00516.57
7.2.320.0110.00716.63
7.2.310.0180.00416.67
7.2.300.0030.01216.50
7.2.290.0110.00616.59
7.2.260.0140.00415.08
7.2.250.0090.00615.05
7.2.240.0070.01014.83
7.2.230.0040.00814.89
7.2.220.0000.01215.25
7.2.210.0100.00315.04
7.2.200.0080.00815.05
7.2.190.0060.00615.05
7.2.180.0060.00615.11
7.2.170.0030.00614.99
7.2.160.0040.01214.88
7.2.150.0040.01116.93
7.2.140.0060.00917.00
7.2.130.0040.01016.85
7.2.120.0050.00816.91
7.2.110.0050.00816.99
7.2.100.0030.01116.97
7.2.90.0020.01216.89
7.2.80.0060.00716.88
7.2.70.0070.00617.05
7.2.60.0060.00716.94
7.2.50.0030.00817.04
7.2.40.0120.00416.96
7.2.30.0020.01116.86
7.2.20.0040.00916.87
7.2.10.0050.00917.00
7.2.00.0040.00616.89
7.1.330.0000.01615.90
7.1.320.0030.00715.92
7.1.310.0090.00415.84
7.1.300.0030.00715.45
7.1.290.0080.00415.83
7.1.280.0130.00015.79
7.1.270.0030.00715.46
7.1.260.0040.00815.58
7.1.250.0080.00515.59
7.1.240.0030.01015.43
7.1.230.0070.00415.91
7.1.220.0060.00615.85
7.1.210.0030.01015.75
7.1.200.0070.01115.84
7.1.190.0000.01315.57
7.1.180.0000.01415.86
7.1.170.0080.00615.80
7.1.160.0030.01315.73
7.1.150.0030.00715.73
7.1.140.0040.00415.68
7.1.130.0060.00615.76
7.1.120.0140.00015.57
7.1.110.0040.00815.66
7.1.100.0070.00715.84
7.1.90.0060.00615.75
7.1.80.0030.00615.80
7.1.70.0030.00816.34
7.1.60.0070.00816.50
7.1.50.0030.01216.28
7.1.40.0000.01215.51
7.1.30.0070.01015.91
7.1.20.0140.03627.97
7.1.10.0090.00615.75
7.1.00.0110.03619.06
7.0.330.0090.00615.32
7.0.320.0030.01015.11
7.0.310.0090.00615.52
7.0.300.0040.00915.48
7.0.290.0060.01015.47
7.0.280.0040.01115.23
7.0.270.0060.00815.41
7.0.260.0110.00615.09
7.0.250.0110.00415.16
7.0.240.0030.00515.43
7.0.230.0030.01015.05
7.0.220.0070.01015.13
7.0.210.0080.00415.13
7.0.200.0050.00516.00
7.0.190.0110.00415.16
7.0.180.0040.01115.17
7.0.170.0040.01115.19
7.0.160.0040.01215.15
7.0.150.0030.01315.41
7.0.140.0070.00315.14
7.0.130.0040.00715.52
7.0.120.0080.00414.95
7.0.110.0100.00315.13
7.0.100.0030.04617.62
7.0.90.0050.04417.72
7.0.80.0070.04217.58
7.0.70.0080.04417.74
7.0.60.0050.04517.54
7.0.50.0040.04217.87
7.0.40.0120.03816.72
7.0.30.0080.04216.67
7.0.20.0060.04516.62
7.0.10.0080.04516.71
7.0.00.0070.04016.78
5.6.400.0090.00014.57
5.6.390.0070.00714.51
5.6.380.0090.00014.29
5.6.370.0000.01714.60
5.6.360.0040.01114.40
5.6.350.0140.00014.66
5.6.340.0060.00614.63
5.6.330.0060.00614.67
5.6.320.0030.01014.36
5.6.310.0030.01414.55
5.6.300.0030.01013.90
5.6.290.0030.01114.48
5.6.280.0070.03617.67
5.6.270.0070.00714.48
5.6.260.0030.01014.32
5.6.250.0020.04517.30
5.6.240.0060.03817.43
5.6.230.0050.02717.59
5.6.220.0030.04417.42
5.6.210.0070.04517.39
5.6.200.0100.04217.58
5.6.190.0070.04417.77
5.6.180.0030.05217.78
5.6.170.0070.03917.86
5.6.160.0050.04317.78
5.6.150.0070.04517.68
5.6.140.0080.04017.65
5.6.130.0130.04017.67
5.6.120.0030.03317.76
5.6.110.0100.03517.59
5.6.100.0050.04317.80
5.6.90.0050.04917.73
5.6.80.0070.04317.36
5.6.70.0020.03117.42
5.6.60.0020.04417.31
5.6.50.0070.04517.27
5.6.40.0100.03517.28
5.6.30.0090.03917.28
5.6.20.0020.05017.39
5.6.10.0080.03817.47
5.6.00.0080.04217.19
5.5.380.0070.07720.32
5.5.370.0130.07720.52
5.5.360.0130.07320.46
5.5.350.0130.07320.43
5.5.340.0100.07720.88
5.5.330.0130.07320.80
5.5.320.0200.06720.78
5.5.310.0070.07320.82
5.5.300.0000.08720.88
5.5.290.0100.08720.88
5.5.280.0130.07320.91
5.5.270.0030.08320.88
5.5.260.0070.08020.91
5.5.250.0100.07720.72
5.5.240.0070.06320.30
5.5.230.0070.07020.21
5.5.220.0070.04720.19
5.5.210.0070.08020.23
5.5.200.0000.06720.23
5.5.190.0070.04320.27
5.5.180.0100.06320.11
5.5.160.0070.08020.23
5.5.150.0070.07720.08
5.5.140.0170.06720.16
5.5.130.0100.07320.09
5.5.120.0130.07320.11
5.5.110.0130.07020.10
5.5.100.0070.06319.98
5.5.90.0100.07319.91
5.5.80.0070.06720.06
5.5.70.0130.07020.14
5.5.60.0070.08020.09
5.5.50.0100.07020.05
5.5.40.0100.07320.15
5.5.30.0070.07720.10
5.5.20.0100.08320.05
5.5.10.0100.07720.12
5.5.00.0130.06719.96
5.4.450.0100.06719.45
5.4.440.0130.07719.46
5.4.430.0100.07719.47
5.4.420.0030.06319.29
5.4.410.0130.04019.01
5.4.400.0070.07318.79
5.4.390.0130.07719.23
5.4.380.0030.07718.90
5.4.370.0100.07319.13
5.4.360.0070.05719.17
5.4.350.0070.07319.12
5.4.340.0100.04318.82
5.4.320.0130.07719.10
5.4.310.0070.07718.90
5.4.300.0070.07718.85
5.4.290.0100.04019.13
5.4.280.0000.08019.14
5.4.270.0130.07319.05
5.4.260.0100.06319.09
5.4.250.0100.07319.03
5.4.240.0000.07719.22
5.4.230.0100.07018.98
5.4.220.0030.08318.78
5.4.210.0130.06718.78
5.4.200.0100.07719.14
5.4.190.0100.07319.05
5.4.180.0130.07018.96
5.4.170.0030.08019.02
5.4.160.0100.07319.21
5.4.150.0070.08018.88
5.4.140.0100.07716.38
5.4.130.0170.05716.27
5.4.120.0100.06716.32
5.4.110.0100.05716.38
5.4.100.0070.06716.23
5.4.90.0070.06716.39
5.4.80.0000.08016.43
5.4.70.0100.07316.42
5.4.60.0070.05316.41
5.4.50.0030.07716.21
5.4.40.0130.06316.29
5.4.30.0130.06316.33
5.4.20.0070.07716.26
5.4.10.0030.07016.18
5.4.00.0030.07715.59
5.3.290.0070.07314.52
5.3.280.0030.08314.51
5.3.270.0130.07314.60
5.3.260.0030.07714.59
5.3.250.0100.06014.46
5.3.240.0070.06314.52
5.3.230.0130.06014.46
5.3.220.0030.06714.53
5.3.210.0000.08314.53
5.3.200.0070.04314.48
5.3.190.0030.07714.56
5.3.180.0030.07014.55
5.3.170.0070.07714.55
5.3.160.0070.07714.52
5.3.150.0030.05714.51
5.3.140.0130.03714.52
5.3.130.0030.05314.46
5.3.120.0130.07014.40
5.3.110.0070.07314.39
5.3.100.0100.07313.89
5.3.90.0070.07313.93
5.3.80.0130.07014.02
5.3.70.0030.07713.99
5.3.60.0070.07013.99
5.3.50.0100.06713.90
5.3.40.0030.04313.92
5.3.30.0100.07313.92
5.3.20.0030.05313.55
5.3.10.0070.06713.43
5.3.00.0000.08013.64
5.2.170.0070.06011.18
5.2.160.0030.03011.21
5.2.150.0100.05311.18
5.2.140.0070.05011.19
5.2.130.0030.06711.10
5.2.120.0030.05711.10
5.2.110.0030.06311.17
5.2.100.0070.06011.05
5.2.90.0030.06711.17
5.2.80.0130.05711.05
5.2.70.0070.06010.96
5.2.60.0100.05710.96
5.2.50.0070.05710.88
5.2.40.0000.05011.00
5.2.30.0070.06011.04
5.2.20.0000.06710.94
5.2.10.0070.06010.89
5.2.00.0000.06310.63
5.1.60.0100.04710.11
5.1.50.0200.04010.11
5.1.40.0030.05010.11
5.1.30.0000.04010.25
5.1.20.0070.05310.28
5.1.10.0030.05310.11
5.1.00.0070.05010.12
5.0.50.0030.04310.11
5.0.40.0070.03710.11
5.0.30.0000.07010.11
5.0.20.0030.03710.11
5.0.10.0070.04310.11
5.0.00.0100.06010.11
4.4.90.0030.03710.11
4.4.80.0100.01310.11
4.4.70.0000.03310.11
4.4.60.0070.02710.11
4.4.50.0000.03710.11
4.4.40.0030.05310.11
4.4.30.0000.04010.11
4.4.20.0030.03310.11
4.4.10.0100.03710.11
4.4.00.0000.05310.11
4.3.110.0000.03710.11
4.3.100.0030.03010.11
4.3.90.0100.02310.11
4.3.80.0070.04310.11
4.3.70.0000.03310.11
4.3.60.0000.02710.11
4.3.50.0030.02710.11
4.3.40.0070.04010.11
4.3.30.0070.02710.11
4.3.20.0000.03310.11
4.3.10.0000.03310.11
4.3.00.0000.03010.11

preferences:
60.36 ms | 400 KiB | 5 Q