3v4l.org

run code in 300+ PHP versions simultaneously
<?php function usercolor( $username ) { $range = 192 - 64; $factor = $range / 256; $offset = 64; $base_hash = substr(md5($username), 0, 6); $b_R = hexdec(substr($base_hash,0,2)); $b_G = hexdec(substr($base_hash,2,2)); $b_B = hexdec(substr($base_hash,4,2)); $f_R = floor((floor($b_R * $factor) + $offset) / 16) * 16; $f_G = floor((floor($b_G * $factor) + $offset) / 16) * 16; $f_B = floor((floor($b_B * $factor) + $offset) / 16) * 16; return printf('#%02x%02x%02x', $f_R, $f_G, $f_B, true); } for( $i=0; $i<30; $i++ ) { $color = usercolor(rand()); echo '<div style="height: 100px; width: 100px; background-color: '.$color.'">'.$color.'</div>'."\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)
7.3.10.0070.00616.75
7.3.00.0030.01016.75
7.2.130.0060.00916.69
7.2.120.0040.01216.89
7.2.110.0070.00716.79
7.2.100.0090.00616.95
7.2.90.0090.00917.03
7.2.80.0100.00717.08
7.2.70.0040.00716.98
7.2.60.0030.00916.98
7.2.50.0110.00417.06
7.2.40.0080.00417.00
7.2.30.0030.00916.63
7.2.20.0060.00617.08
7.2.10.0100.00316.78
7.2.00.0070.00518.15
7.1.250.0070.01015.65
7.1.70.0000.00817.19
7.1.60.0110.01419.82
7.1.50.0140.00716.96
7.1.00.0070.07022.27
7.0.200.0300.00515.02
7.0.140.0000.07722.12
7.0.80.0130.07319.95
7.0.70.0070.08319.93
7.0.60.0070.08319.98
7.0.50.0030.07020.37
7.0.40.0170.07720.03
7.0.30.0170.08020.11
7.0.20.0170.08320.07
7.0.10.0100.08720.11
7.0.00.0070.08320.06
5.6.280.0030.07321.08
5.6.230.0100.08320.60
5.6.220.0030.08320.50
5.6.210.0030.06720.62
5.6.200.0100.08321.06
5.6.190.0100.08321.13
5.6.180.0100.06721.18
5.6.170.0170.08020.89
5.6.160.0100.07321.12
5.6.150.0100.07721.03
5.6.140.0100.04021.01
5.6.130.0230.06721.18
5.6.120.0070.05020.94
5.6.110.0170.06021.14
5.6.100.0100.04321.01
5.6.90.0000.05721.00
5.6.80.0200.06320.46
5.6.70.0100.04720.44
5.6.60.0070.05020.47
5.6.50.0030.07320.41
5.6.40.0030.08320.45
5.6.30.0170.06020.43
5.6.20.0100.08320.50
5.6.10.0000.08720.41
5.6.00.0070.08020.52
5.5.370.0100.08020.38
5.5.360.0100.05320.42
5.5.350.0170.07720.38
5.5.340.0130.07020.87
5.5.330.0200.06720.66
5.5.320.0130.07720.89
5.5.310.0030.06320.74
5.5.300.0100.07320.86
5.5.290.0100.08320.88
5.5.280.0070.08320.92
5.5.270.0170.07020.87
5.5.260.0100.07720.93
5.5.250.0030.09020.58
5.5.240.0100.08320.27
5.5.230.0130.06720.29
5.5.220.0070.07720.30
5.5.210.0130.05320.31
5.5.200.0100.06320.01
5.5.190.0130.07720.25
5.5.180.0200.06720.19
5.5.160.0100.05320.12
5.5.150.0130.07720.16
5.5.140.0100.08020.11
5.5.130.0070.07020.11
5.5.120.0100.06020.12
5.5.110.0070.08020.07
5.5.100.0100.07320.09
5.5.90.0030.07720.16
5.5.80.0130.04720.16
5.5.70.0100.07720.01
5.5.60.0200.06720.17
5.5.50.0130.07020.07
5.5.40.0030.08320.07
5.5.30.0200.06020.13
5.5.20.0100.06320.15
5.5.10.0070.08020.05
5.5.00.0130.07319.98
5.4.450.0100.07019.20
5.4.440.0100.07719.53
5.4.430.0070.07319.37
5.4.420.0000.05019.53
5.4.410.0070.06319.32
5.4.400.0070.07319.21
5.4.390.0100.07719.23
5.4.380.0170.06319.14
5.4.370.0070.07718.90
5.4.360.0170.07319.02
5.4.350.0100.07019.15
5.4.340.0030.08719.16
5.4.320.0030.04318.94
5.4.310.0170.03319.04
5.4.300.0100.07318.88
5.4.290.0100.07019.18
5.4.280.0130.06019.04
5.4.270.0070.07319.12
5.4.260.0000.08718.84
5.4.250.0130.07018.87
5.4.240.0070.07719.02
5.4.230.0070.08319.02
5.4.220.0170.05718.84
5.4.210.0070.07718.86
5.4.200.0070.08018.93
5.4.190.0100.05718.93
5.4.180.0030.05719.13
5.4.170.0070.06318.93
5.4.160.0070.08319.12
5.4.150.0130.04318.86
5.4.140.0070.05716.49
5.4.130.0030.07716.35
5.4.120.0100.07016.28
5.4.110.0030.08016.50
5.4.100.0230.05316.36
5.4.90.0030.06716.34
5.4.80.0070.07016.43
5.4.70.0070.07716.46
5.4.60.0100.07016.48
5.4.50.0100.06316.31
5.4.40.0030.07316.30
5.4.30.0000.04716.48
5.4.20.0100.06716.37
5.4.10.0130.06716.41
5.4.00.0170.06315.74
5.3.290.0100.07314.75
5.3.280.0100.07714.70
5.3.270.0130.07014.54
5.3.260.0030.05314.74
5.3.250.0130.07014.59
5.3.240.0100.07714.64
5.3.230.0100.05714.71
5.3.220.0070.07714.57
5.3.210.0000.07714.60
5.3.200.0070.07314.72
5.3.190.0000.07314.71
5.3.180.0070.07714.50
5.3.170.0070.07714.56
5.3.160.0100.08014.60
5.3.150.0070.07014.52
5.3.140.0030.08314.60
5.3.130.0100.05014.58
5.3.120.0030.05314.57
5.3.110.0070.06714.59
5.3.100.0030.08014.04
5.3.90.0070.07313.96
5.3.80.0030.06314.04
5.3.70.0130.06314.12
5.3.60.0000.06714.00
5.3.50.0170.06313.99
5.3.40.0070.07713.87
5.3.30.0070.07713.98
5.3.20.0230.05713.62
5.3.10.0100.04313.61
5.3.00.0100.07313.59
5.2.170.0070.06311.77
5.2.160.0070.05711.77
5.2.150.0000.06011.77
5.2.140.0130.05011.77
5.2.130.0070.06311.77
5.2.120.0130.05311.77
5.2.110.0000.06711.77
5.2.100.0070.03011.77
5.2.90.0000.03311.77
5.2.80.0070.02711.77
5.2.70.0100.05011.77
5.2.60.0000.03311.77
5.2.50.0000.03311.77
5.2.40.0000.03011.77
5.2.30.0000.03011.77
5.2.20.0030.02711.77
5.2.10.0000.02711.77
5.2.00.0070.02311.77
5.1.60.0000.02711.77
5.1.50.0030.02311.77
5.1.40.0030.02711.77
5.1.30.0030.03711.77
5.1.20.0030.05011.77
5.1.10.0030.03311.77
5.1.00.0030.02311.77
5.0.50.0000.02311.77
5.0.40.0000.02311.77
5.0.30.0000.03011.77
5.0.20.0030.01711.77
5.0.10.0000.02011.77
5.0.00.0030.02711.77
4.4.90.0030.03011.77
4.4.80.0000.02311.77
4.4.70.0030.01311.77
4.4.60.0030.01311.77
4.4.50.0000.01711.77
4.4.40.0000.03311.77
4.4.30.0000.02711.77
4.4.20.0000.03711.77
4.4.10.0000.01711.77
4.4.00.0000.04311.77
4.3.110.0030.02311.77
4.3.100.0030.01311.77
4.3.90.0030.01311.77
4.3.80.0000.02711.77
4.3.70.0000.01311.77
4.3.60.0070.01311.77
4.3.50.0030.01311.77
4.3.40.0030.02011.77
4.3.30.0000.01711.77
4.3.20.0000.01311.77
4.3.10.0000.01711.77
4.3.00.0000.01711.77

preferences:
38.41 ms | 400 KiB | 5 Q