3v4l.org

run code in 300+ PHP versions simultaneously
<?php function get_rand_str($len){ $result=''; $chars=preg_split('//','abcdef0123456789'); for($i=0;$i<$len;$i++) $result.=$chars[rand(0,count($chars)-1)]; return $result; } get_rand_str(256);

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)
7.3.10.0120.00416.46
7.3.00.0150.00516.88
7.2.130.0120.00916.52
7.2.120.0230.00716.58
7.2.110.0650.01017.08
7.2.100.0350.00816.57
7.2.90.0420.00616.79
7.2.80.0880.00416.91
7.2.70.0430.00716.81
7.2.60.0390.00016.66
7.2.50.0160.00616.84
7.2.40.0140.01416.64
7.2.30.0320.00716.71
7.2.20.0190.00416.73
7.2.10.0290.00617.16
7.2.00.0340.00717.14
7.1.250.0370.00615.39
7.1.70.0030.00517.13
7.1.60.0100.01419.32
7.1.50.0070.01317.18
7.1.00.0000.03722.30
7.0.200.0000.00716.73
7.0.140.0070.07022.08
7.0.100.0070.07720.04
7.0.90.0070.05019.88
7.0.80.0330.07320.00
7.0.70.0100.04720.02
7.0.60.0030.06719.89
7.0.50.0070.04320.35
7.0.40.0130.08020.09
7.0.30.0030.05720.10
7.0.20.0030.09320.10
7.0.10.0030.09020.12
7.0.00.0200.06320.02
5.6.280.0100.06721.07
5.6.250.0100.06020.50
5.6.240.0070.08720.58
5.6.230.0170.07720.67
5.6.220.0130.05020.58
5.6.210.0100.04320.47
5.6.200.0100.04320.96
5.6.190.0100.04320.94
5.6.180.0030.09021.08
5.6.170.0100.07321.05
5.6.160.0030.05321.07
5.6.150.0100.06021.18
5.6.140.0030.08320.96
5.6.130.0030.05020.96
5.6.120.0030.04321.03
5.6.110.0070.04021.10
5.6.100.0100.04021.03
5.6.90.0100.03721.03
5.6.80.0130.04020.43
5.6.70.0100.03320.43
5.6.60.0000.04320.40
5.6.50.0070.04020.40
5.6.40.0000.04320.38
5.6.30.0030.04320.38
5.6.20.0100.07020.40
5.6.10.0100.03320.30
5.6.00.0000.04320.36
5.5.380.0100.04320.36
5.5.370.0030.07720.41
5.5.360.0030.08720.41
5.5.350.0070.05320.46
5.5.340.0030.07720.92
5.5.330.0030.04320.82
5.5.320.0100.06020.74
5.5.310.0170.08320.88
5.5.300.0070.06320.73
5.5.290.0130.08020.91
5.5.280.0030.04720.79
5.5.270.0130.03320.75
5.5.260.0030.04320.88
5.5.250.0030.05020.71
5.5.240.0030.04020.16
5.5.230.0070.04320.28
5.5.220.0030.04020.18
5.5.210.0030.03720.29
5.5.200.0070.03720.18
5.5.190.0030.04020.24
5.5.180.0030.04020.08
5.5.160.0070.03720.13
5.5.150.0030.04320.25
5.5.140.0030.03320.18
5.5.130.0000.03720.09
5.5.120.0070.03320.27
5.5.110.0000.04320.21
5.5.100.0000.04320.17
5.5.90.0000.03320.07
5.5.80.0000.04320.02
5.5.70.0070.03720.10
5.5.60.0000.04320.16
5.5.50.0030.03020.05
5.5.40.0070.03320.03
5.5.30.0070.04020.08
5.5.20.0030.03320.06
5.5.10.0000.03720.05
5.5.00.0000.04320.10
5.4.450.0030.04319.45
5.4.440.0000.04319.53
5.4.430.0000.04319.45
5.4.420.0030.04019.53
5.4.410.0030.04319.38
5.4.400.0000.04718.91
5.4.390.0100.02719.04
5.4.380.0030.03719.04
5.4.370.0070.03319.11
5.4.360.0000.06319.21
5.4.350.0070.04718.91
5.4.340.0000.05019.13
5.4.320.0100.03018.90
5.4.310.0070.03319.21
5.4.300.0070.02719.18
5.4.290.0070.03719.09
5.4.280.0030.04019.03
5.4.270.0070.03719.09
5.4.260.0030.03719.18
5.4.250.0000.03719.12
5.4.240.0000.04319.22
5.4.230.0000.03319.11
5.4.220.0000.04318.94
5.4.210.0000.03718.87
5.4.200.0000.03319.20
5.4.190.0070.03019.13
5.4.180.0070.02718.86
5.4.170.0030.03019.03
5.4.160.0000.03319.16
5.4.150.0000.04319.03
5.4.140.0030.03016.41
5.4.130.0030.03016.39
5.4.120.0030.03016.35
5.4.110.0000.03316.36
5.4.100.0070.04716.39
5.4.90.0100.06716.42
5.4.80.0070.04716.48
5.4.70.0100.06716.49
5.4.60.0100.05716.44
5.4.50.0100.06016.29
5.4.40.0030.03716.54
5.4.30.0130.06316.48
5.4.20.0000.04016.35
5.4.10.0070.06716.39
5.4.00.0100.07715.89
5.3.290.0000.04014.68
5.3.280.0030.03014.71
5.3.270.0000.03314.55
5.3.260.0070.02714.63
5.3.250.0000.04014.70
5.3.240.0000.03314.67
5.3.230.0030.03714.66
5.3.220.0000.04014.68
5.3.210.0000.04314.66
5.3.200.0030.03314.54
5.3.190.0030.07714.49
5.3.180.0000.04314.68
5.3.170.0030.06714.51
5.3.160.0070.06714.65
5.3.150.0100.03714.70
5.3.140.0070.07314.48
5.3.130.0030.07014.55
5.3.120.0070.06014.56
5.3.110.0030.04014.65
5.3.100.0100.06314.10
5.3.90.0070.07014.04
5.3.80.0170.06314.02
5.3.70.0130.06314.08
5.3.60.0130.02714.06
5.3.50.0130.06714.00
5.3.40.0070.06313.96
5.3.30.0070.03314.01
5.3.20.0000.04713.68
5.3.10.0130.05713.68
5.3.00.0030.04013.62
5.2.170.0100.07012.61
5.2.160.0030.04012.61
5.2.150.0070.02712.61
5.2.140.0030.03012.61
5.2.130.0070.05712.61
5.2.120.0000.03712.61
5.2.110.0070.03712.61
5.2.100.0070.06012.61
5.2.90.0070.06312.61
5.2.80.0030.04012.61
5.2.70.0070.03012.61
5.2.60.0030.07312.61
5.2.50.0170.05012.61
5.2.40.0070.05712.61
5.2.30.0100.05712.61
5.2.20.0100.02712.61
5.2.10.0070.04012.61
5.2.00.0000.06012.61
5.1.60.0070.04312.61
5.1.50.0070.02712.61
5.1.40.0070.05312.61
5.1.30.0100.04312.61
5.1.20.0100.05012.61
5.1.10.0070.05012.61
5.1.00.0100.05012.61
5.0.50.0030.05012.61
5.0.40.0000.04012.61
5.0.30.0000.04312.61
5.0.20.0000.04712.61
5.0.10.0070.04012.61
5.0.00.0030.06312.61
4.4.90.0070.02012.61
4.4.80.0070.03012.61
4.4.70.0000.04012.61
4.4.60.0000.03712.61
4.4.50.0070.02712.61
4.4.40.0130.04712.61
4.4.30.0100.02712.61
4.4.20.0070.03012.61
4.4.10.0030.02712.61
4.4.00.0070.05012.61
4.3.110.0030.03312.61
4.3.100.0030.03712.61
4.3.90.0030.03312.61
4.3.80.0030.02712.61
4.3.70.0030.02712.61
4.3.60.0030.03312.61
4.3.50.0000.03712.61
4.3.40.0070.03012.61
4.3.30.0070.03312.61
4.3.20.0000.02012.61
4.3.10.0000.03712.61
4.3.00.0070.02712.61

preferences:
38.04 ms | 400 KiB | 5 Q