3v4l.org

run code in 300+ PHP versions simultaneously
<?php $numeric_fails = 0; $non_numeric_fails = 0; $iterations = 5000; $results = array( 'Numeric Equal' => NULL, 'Non-numeric Equal' => NULL, 'Numeric Fail' => NULL, 'Non-numeric Fail' => NULL ); for ($i = 0; $i < $iterations; $i++) { $my_key = uniqid("\x00"); $var = array(); $var[$my_key] = TRUE; foreach ($var as $key => $val) { if ($key === $my_key) { if (is_numeric($my_key)) { $results['Numeric Equal'] = TRUE; } else { $results['Non-numeric Equal'] = TRUE; } } else { if (is_numeric($my_key)) { $results['Numeric Fail'] = TRUE; } else { $results['Non-numeric Fail'] = TRUE; } } } } var_dump($results);

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)
7.3.10.0290.00616.58
7.3.00.0220.00916.33
7.2.130.0150.01316.32
7.2.120.0190.01116.55
7.2.110.0100.01416.75
7.2.100.0120.01716.56
7.2.90.0130.01216.47
7.2.80.0110.01516.36
7.2.70.0060.01416.36
7.2.60.0140.01616.67
7.2.50.0170.01416.75
7.2.40.0140.01016.59
7.2.30.0200.01016.65
7.2.20.0110.01316.62
7.2.10.0180.00916.35
7.2.00.0100.01716.81
7.1.250.0380.01515.50
7.1.70.0080.01517.33
7.1.60.0260.02219.61
7.1.50.0220.02217.02
7.1.00.0270.08322.44
7.0.200.0100.02416.79
7.0.140.0300.07322.15
7.0.60.0070.11019.80
7.0.50.0170.05717.82
7.0.40.0100.09320.09
7.0.30.0070.06320.24
7.0.20.0330.05020.30
7.0.10.0100.07320.00
7.0.00.0200.07020.16
5.6.280.0300.08321.09
5.6.210.0200.10320.70
5.6.200.0130.07718.20
5.6.190.0200.07020.45
5.6.180.0300.10320.39
5.6.170.0330.05720.71
5.6.160.0030.06020.41
5.6.150.0070.09718.18
5.6.140.0100.10318.20
5.6.130.0070.07718.15
5.6.120.0030.06020.99
5.6.110.0230.09321.02
5.6.100.0200.08320.85
5.6.90.0100.10020.95
5.6.80.0230.08020.38
5.6.70.0230.09320.51
5.5.350.0100.07320.42
5.5.340.0030.08718.00
5.5.330.0100.08320.21
5.5.320.0430.07720.21
5.5.310.0270.06020.32
5.5.300.0200.09018.02
5.5.290.0070.10317.98
5.5.280.0130.08720.68
5.5.270.0070.05320.79
5.5.260.0200.09720.97
5.5.250.0070.05320.55
5.5.240.0100.08320.23
5.4.450.1070.11719.11
5.4.440.1070.13719.49
5.4.430.1330.13319.63
5.4.420.1000.14019.64
5.4.410.0800.14319.42
5.4.400.0430.16718.78
5.4.390.0400.15319.15
5.4.380.0870.17318.52
5.4.370.0700.15318.71
5.4.360.1130.12318.72
5.4.350.0870.16018.56
5.4.340.1170.17718.71
5.4.320.0290.07712.46
5.4.310.0180.09512.45
5.4.300.0250.07912.45
5.4.290.0230.09212.45
5.4.280.0350.08312.35
5.4.270.0240.08312.35
5.4.260.0260.09212.35
5.4.250.0230.08412.35
5.4.240.0290.09112.35
5.4.230.0230.09112.34
5.4.220.0260.08412.34
5.4.210.0320.07912.34
5.4.200.0260.08012.34
5.4.190.0310.08112.34
5.4.180.0280.08112.34
5.4.170.0500.08612.35
5.4.160.0150.08712.35
5.4.150.0300.08012.34
5.4.140.0180.08712.02
5.4.130.0180.08012.01
5.4.120.0260.10111.97
5.4.110.0260.08311.97
5.4.100.0370.09011.96
5.4.90.0300.07911.97
5.4.80.0240.08011.96
5.4.70.0290.06611.96
5.4.60.0260.08211.96
5.4.50.0200.08011.96
5.4.40.0230.07711.95
5.4.30.0260.08811.95
5.4.20.0260.08811.95
5.4.10.0270.07311.95
5.4.00.0370.08411.44
5.3.290.0560.08812.80
5.3.280.0250.08612.71
5.3.270.0210.08912.72
5.3.260.0240.07912.71
5.3.250.0190.08512.72
5.3.240.0310.07512.72
5.3.230.0160.08512.71
5.3.220.0200.08312.68
5.3.210.0260.07812.68
5.3.200.0350.07812.68
5.3.190.0280.07712.68
5.3.180.0310.07812.68
5.3.170.0230.10812.67
5.3.160.0220.08912.67
5.3.150.0260.09812.68
5.3.140.0160.08912.66
5.3.130.0420.10412.66
5.3.120.0390.10512.66
5.3.110.0320.10312.66
5.3.100.0450.08712.12
5.3.90.0280.09112.09
5.3.80.0220.08012.08
5.3.70.0200.08212.07
5.3.60.0240.07712.06
5.3.50.0190.08412.00
5.3.40.0300.11812.00
5.3.30.0290.08711.95
5.3.20.0280.09611.73
5.3.10.0280.08011.69
5.3.00.0310.07411.68
5.2.170.0340.0759.18
5.2.160.0240.0839.19
5.2.150.0260.0729.19
5.2.140.0300.0819.18
5.2.130.0270.0739.14
5.2.120.0220.0769.14
5.2.110.0180.0779.15
5.2.100.0480.0869.14
5.2.90.0460.0899.15
5.2.80.0220.0779.14
5.2.70.0210.0739.14
5.2.60.0380.0699.09
5.2.50.0210.0839.06
5.2.40.0210.0759.04
5.2.30.0280.0699.02
5.2.20.0310.0809.00
5.2.10.0280.0678.92
5.2.00.0260.0708.79
5.1.60.0190.0758.07
5.1.50.0260.0798.07
5.1.40.0170.0798.04
5.1.30.0230.0728.40
5.1.20.0250.0818.43
5.1.10.0280.0778.14
5.1.00.0250.0718.15
5.0.50.0250.0786.64
5.0.40.0180.0816.49
5.0.30.0280.0876.30
5.0.20.0210.0766.30
5.0.10.0190.0776.29
5.0.00.0310.0746.28
4.4.90.0170.0734.78
4.4.80.0220.0694.76
4.4.70.0230.0884.75
4.4.60.0300.0674.75
4.4.50.0250.0744.77
4.4.40.0230.0764.71
4.4.30.0200.0724.76
4.4.20.0220.0834.84
4.4.10.0200.0794.85
4.4.00.0180.0834.76
4.3.110.0230.0644.67
4.3.100.0190.0694.67
4.3.90.0200.0774.63
4.3.80.0280.0824.58
4.3.70.0280.0824.63
4.3.60.0270.0664.63
4.3.50.0260.0724.63
4.3.40.0350.1114.54
4.3.30.0240.0703.34
4.3.20.0230.0823.32
4.3.10.0220.0823.27
4.3.00.0430.1137.57

preferences:
36.54 ms | 401 KiB | 5 Q