3v4l.org

run code in 300+ PHP versions simultaneously
<?php header/("content-type:text/html;chartset=utf-8"); $a=2; $b=5; $c=3; $D=$b*$b - 4*$a*$c; if ($D>0){ $x1= (-$b + sqrt($D)) / 2*$a; $x2= (-$b - sqrt($D)) / 2*$a; echo $x1; echo $x2; } else if ($D==0){ $x1 = $x2 = -$b / 2*$a; echo $x1; echo $x2; }

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)
8.3.60.0060.00916.75
8.3.50.0160.00622.11
8.3.40.0110.01118.88
8.3.30.0210.00018.79
8.3.20.0060.00320.38
8.3.10.0040.00423.65
8.3.00.0030.00519.38
8.2.180.0180.00416.75
8.2.170.0110.00722.96
8.2.160.0070.00720.52
8.2.150.0040.00424.18
8.2.140.0060.00924.66
8.2.130.0090.00020.52
8.2.120.0050.00026.35
8.2.110.0090.00020.39
8.2.100.0080.00318.04
8.2.90.0060.00319.22
8.2.80.0000.00817.97
8.2.70.0050.00317.38
8.2.60.0040.00417.93
8.2.50.0050.00318.07
8.2.40.0080.00021.00
8.2.30.0040.00420.52
8.2.20.0030.00717.77
8.2.10.0040.00418.06
8.2.00.0000.00717.93
8.1.280.0140.00025.92
8.1.270.0080.00023.82
8.1.260.0070.00028.09
8.1.250.0040.00428.09
8.1.240.0090.00022.14
8.1.230.0070.00417.65
8.1.220.0090.00017.78
8.1.210.0030.00518.77
8.1.200.0040.00417.35
8.1.190.0000.00817.51
8.1.180.0000.00818.10
8.1.170.0050.00318.64
8.1.160.0000.00721.94
8.1.150.0040.00718.72
8.1.140.0040.00419.59
8.1.130.0000.00717.66
8.1.120.0000.00717.45
8.1.110.0040.00317.39
8.1.100.0040.00417.48
8.1.90.0030.00517.41
8.1.80.0000.00717.43
8.1.70.0030.00317.40
8.1.60.0040.00417.60
8.1.50.0030.00517.49
8.1.40.0030.00617.36
8.1.30.0000.00817.64
8.1.20.0020.00517.44
8.1.10.0050.00317.56
8.1.00.0080.00017.32
8.0.300.0060.00318.77
8.0.290.0000.00816.88
8.0.280.0000.00718.37
8.0.270.0070.00017.21
8.0.260.0060.00017.13
8.0.250.0070.00017.05
8.0.240.0030.00317.07
8.0.230.0030.00317.07
8.0.220.0040.00416.91
8.0.210.0030.00316.90
8.0.200.0040.00417.00
8.0.190.0040.00416.90
8.0.180.0040.00416.85
8.0.170.0030.00516.92
8.0.160.0070.00016.91
8.0.150.0020.00516.80
8.0.140.0040.00416.94
8.0.130.0050.00013.39
8.0.120.0050.00316.89
8.0.110.0040.00416.88
8.0.100.0070.00016.93
8.0.90.0000.00716.80
8.0.80.0040.01116.89
8.0.70.0040.00416.74
8.0.60.0050.00316.80
8.0.50.0040.00416.82
8.0.30.0070.00717.09
8.0.20.0140.00617.42
8.0.10.0040.00417.00
8.0.00.0080.01316.77
7.4.330.0030.00316.71
7.4.320.0000.00616.43
7.4.300.0000.00616.62
7.4.290.0040.00416.47
7.4.280.0050.00316.56
7.4.270.0040.00416.53
7.4.260.0070.00016.57
7.4.250.0080.00016.55
7.4.240.0030.00416.55
7.4.230.0040.00416.55
7.4.220.0160.01016.72
7.4.210.0070.00716.61
7.4.200.0030.00316.36
7.4.160.0090.00916.38
7.4.150.0120.00617.40
7.4.140.0080.01117.86
7.4.130.0100.00816.59
7.4.120.0060.01216.41
7.4.110.0070.01116.71
7.4.100.0060.01116.58
7.4.90.0100.00616.49
7.4.80.0060.01319.39
7.4.70.0160.00016.67
7.4.60.0130.00316.55
7.4.50.0000.01416.39
7.4.40.0040.01316.21
7.4.30.0120.00916.51
7.4.00.0000.01414.81
7.3.330.0070.00013.30
7.3.320.0060.00013.26
7.3.310.0000.00716.36
7.3.300.0030.00316.34
7.3.290.0070.00916.34
7.3.280.0050.01216.37
7.3.270.0060.01217.40
7.3.260.0060.01216.37
7.3.250.0090.00916.43
7.3.240.0170.00616.57
7.3.230.0090.00916.39
7.3.210.0080.00816.54
7.3.200.0090.00616.50
7.3.190.0110.00716.59
7.3.180.0030.01416.29
7.3.170.0100.01316.48
7.3.160.0100.01216.23
7.3.120.0070.01014.67
7.3.110.0120.00314.50
7.3.100.0060.00914.67
7.3.90.0000.00814.83
7.3.80.0040.01114.79
7.3.70.0000.01314.70
7.3.60.0060.01314.63
7.3.50.0060.01214.78
7.3.40.0030.01414.84
7.3.30.0060.00314.92
7.3.20.0100.00316.75
7.3.10.0040.00816.57
7.3.00.0070.01016.58
7.2.330.0100.00716.63
7.2.320.0120.00616.52
7.2.310.0150.00316.42
7.2.300.0090.00916.46
7.2.290.0160.00616.43
7.2.250.0060.01315.11
7.2.240.0130.00314.98
7.2.230.0110.00415.14
7.2.220.0030.00914.80
7.2.210.0060.00314.76
7.2.200.0000.01114.88
7.2.190.0030.00614.96
7.2.180.0000.01814.71
7.2.170.0000.01314.97
7.2.60.0150.00516.57
7.2.00.0030.00918.99
7.1.330.0030.01315.61
7.1.320.0030.01016.07
7.1.310.0000.01015.75
7.1.300.0070.00715.99
7.1.290.0030.00615.89
7.1.280.0030.01015.89
7.1.270.0000.01315.88
7.1.260.0110.00415.70
7.1.200.0030.00815.64
7.1.100.0000.01018.05
7.1.70.0130.00417.11
7.1.60.0090.01219.36
7.1.50.0070.01116.99
7.1.00.0030.07322.48
7.0.200.0040.00416.88
7.0.60.0170.07019.96
7.0.50.0100.08017.84
7.0.40.0030.04719.96
7.0.30.0300.03720.09
7.0.20.0300.07720.19
7.0.10.0000.09720.17
7.0.00.0100.05720.10
5.6.280.0070.04721.13
5.6.210.0100.08320.54
5.6.200.0030.05018.18
5.6.190.0030.07720.43
5.6.180.0300.03720.61
5.6.170.0230.05320.47
5.6.160.0070.03720.51
5.6.150.0070.03718.11
5.6.140.0070.05718.20
5.6.130.0130.07318.27
5.6.120.0200.07321.02
5.6.110.0070.04020.98
5.6.100.0130.07721.07
5.6.90.0170.07321.13
5.6.80.0100.06720.39
5.5.350.0300.07020.49
5.5.340.0100.05718.02
5.5.330.0100.03720.14
5.5.320.0100.03320.34
5.5.310.0270.03720.50
5.5.300.0000.04017.91
5.5.290.0100.04317.87
5.5.280.0100.05720.77
5.5.270.0000.05320.88
5.5.260.0030.05720.96
5.5.250.0100.08020.79
5.5.240.0230.05320.18

preferences:
66.11 ms | 401 KiB | 5 Q