3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test_uniqids = array( 'numeric' => "\x00"."5425368523947", 'non-numeric' => "\x00"."54253685ed947", 'numeric-append' => "\x00"."5425368523947x" ); foreach ($test_uniqids as $test => $uniqid) { print $test."\t"; print is_numeric($uniqid) ? 'is_numeric' : 'no_numeric'; print "\t"; $vals = array(); $vals[$uniqid] = TRUE; foreach ($vals as $key => $val) { if ($key === $uniqid) { print "matches\n"; } else { print "does not match\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)
8.3.60.0070.01416.63
8.3.50.0100.00521.91
8.3.40.0180.00318.67
8.3.30.0030.01018.89
8.3.20.0050.00320.20
8.3.10.0030.00620.48
8.3.00.0040.00419.26
8.2.180.0150.00318.54
8.2.170.0070.00722.96
8.2.160.0030.01020.53
8.2.150.0040.00424.18
8.2.140.0110.00024.66
8.2.130.0040.00426.16
8.2.120.0070.00020.98
8.2.110.0060.00322.18
8.2.100.0060.00617.72
8.2.90.0030.00519.20
8.2.80.0040.00417.97
8.2.70.0060.00317.38
8.2.60.0070.00418.05
8.2.50.0000.00818.07
8.2.40.0050.00318.16
8.2.30.0080.00019.48
8.2.20.0070.00017.63
8.2.10.0000.00818.14
8.2.00.0000.00817.75
8.1.280.0130.00725.92
8.1.270.0050.00322.19
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0060.00323.83
8.1.230.0070.00318.97
8.1.220.0030.00517.79
8.1.210.0000.00818.77
8.1.200.0030.00717.35
8.1.190.0030.00617.23
8.1.180.0080.00018.10
8.1.170.0000.00818.66
8.1.160.0000.00721.94
8.1.150.0040.00418.88
8.1.140.0040.00417.35
8.1.130.0000.00717.78
8.1.120.0040.00417.41
8.1.110.0000.00717.46
8.1.100.0000.00717.38
8.1.90.0040.00417.40
8.1.80.0000.00717.34
8.1.70.0070.00017.39
8.1.60.0030.00717.62
8.1.50.0080.00017.37
8.1.40.0030.00517.52
8.1.30.0060.00317.53
8.1.20.0040.00417.53
8.1.10.0070.00017.49
8.1.00.0040.00417.51
8.0.300.0030.00618.77
8.0.290.0040.00416.75
8.0.280.0000.00818.30
8.0.270.0030.00317.36
8.0.260.0060.00017.31
8.0.250.0000.00716.88
8.0.240.0030.00316.88
8.0.230.0000.00716.83
8.0.220.0030.00316.76
8.0.210.0030.00316.94
8.0.200.0000.00616.93
8.0.190.0080.00316.89
8.0.180.0000.00816.89
8.0.170.0000.00816.91
8.0.160.0070.00016.91
8.0.150.0080.00016.71
8.0.140.0030.00616.89
8.0.130.0060.00013.35
8.0.120.0000.00716.77
8.0.110.0000.00716.75
8.0.100.0040.00416.75
8.0.90.0080.00016.83
8.0.80.0060.01216.91
8.0.70.0030.00516.87
8.0.60.0040.00416.84
8.0.50.0070.00016.99
8.0.30.0120.00617.17
8.0.20.0070.01117.40
8.0.10.0000.00816.89
8.0.00.0080.01116.69
7.4.330.0050.00015.09
7.4.320.0070.00016.58
7.4.300.0040.00416.50
7.4.290.0030.00316.64
7.4.280.0030.00616.43
7.4.270.0030.00316.58
7.4.260.0030.00316.60
7.4.250.0070.00316.59
7.4.240.0020.00616.59
7.4.230.0030.00316.55
7.4.220.0140.00316.59
7.4.210.0120.00316.44
7.4.200.0000.00716.59
7.4.160.0120.00816.34
7.4.150.0100.01017.40
7.4.140.0140.00917.86
7.4.130.0060.01116.36
7.4.120.0070.00916.41
7.4.110.0070.01016.38
7.4.100.0060.01516.57
7.4.90.0100.00716.35
7.4.80.0090.00919.39
7.4.70.0040.01216.63
7.4.60.0130.00216.46
7.4.50.0000.00816.66
7.4.40.0090.00616.29
7.4.30.0060.00916.32
7.4.00.0090.00314.90
7.3.330.0000.00513.07
7.3.320.0000.00613.16
7.3.310.0030.00316.17
7.3.300.0000.00616.31
7.3.290.0060.00916.26
7.3.280.0070.00816.32
7.3.270.0030.01717.40
7.3.260.0100.00716.24
7.3.250.0090.00816.26
7.3.240.0030.01316.51
7.3.230.0100.00616.41
7.3.210.0100.00716.47
7.3.200.0160.00619.39
7.3.190.0060.01016.23
7.3.180.0140.00316.48
7.3.170.0090.00916.45
7.3.160.0150.00316.50
7.2.330.0130.00416.72
7.2.320.0160.00616.41
7.2.310.0030.01516.63
7.2.300.0070.01016.42
7.2.290.0040.01216.87
7.2.00.0030.00919.39
7.1.100.0030.00917.96
7.1.70.0080.00017.25
7.1.60.0120.01219.61
7.1.50.0100.01317.00
7.1.00.0070.07322.33
7.0.200.0040.00416.97
7.0.140.0000.07722.00
7.0.60.0070.03719.94
7.0.50.0200.06317.78
7.0.40.0170.06320.07
7.0.30.0270.08320.03
7.0.20.0300.07320.18
7.0.10.0100.08320.19
7.0.00.0100.08320.13
5.6.280.0100.07020.99
5.6.210.0130.07720.70
5.6.200.0100.08018.08
5.6.190.0100.06720.33
5.6.180.0600.06320.41
5.6.170.0230.05320.61
5.6.160.0070.07720.49
5.6.150.0030.04018.19
5.6.140.0170.07718.11
5.6.130.0100.05018.21
5.6.120.0000.04320.89
5.6.110.0030.07721.14
5.6.100.0170.07720.95
5.6.90.0100.08320.97
5.6.80.0070.03320.41
5.5.350.0170.07720.49
5.5.340.0030.08317.95
5.5.330.0000.05320.40
5.5.320.0200.04320.18
5.5.310.0300.06020.30
5.5.300.0100.08318.00
5.5.290.0100.08017.88
5.5.280.0030.09020.85
5.5.270.0100.07720.96
5.5.260.0030.08020.96
5.5.250.0030.05020.61
5.5.240.0170.07320.04
5.4.450.0130.04719.57
5.4.440.0270.05019.43
5.4.430.0630.04319.25
5.4.420.0330.04019.25
5.4.410.0200.04319.40
5.4.400.0370.04018.79
5.4.390.0700.04019.10
5.4.380.0500.06018.50
5.4.370.0270.06018.48
5.4.360.0430.06318.67
5.4.350.0300.05318.59
5.4.340.0400.07018.64
5.4.320.0060.03812.46
5.4.310.0050.03912.45
5.4.300.0070.03912.45
5.4.290.0070.03712.45
5.4.280.0040.04212.35
5.4.270.0100.04412.35
5.4.260.0080.04612.35
5.4.250.0090.04112.35
5.4.240.0100.04012.35
5.4.230.0060.04112.34
5.4.220.0090.04012.34
5.4.210.0080.03412.34
5.4.200.0080.04512.34
5.4.190.0060.03612.34
5.4.180.0030.03912.34
5.4.170.0060.03512.35
5.4.160.0050.03712.35
5.4.150.0080.03412.34
5.4.140.0100.03312.03
5.4.130.0070.03412.02
5.4.120.0050.03611.97
5.4.110.0060.03511.96
5.4.100.0050.03711.97
5.4.90.0050.03811.96
5.4.80.0060.03711.97
5.4.70.0060.03811.96
5.4.60.0030.03811.96
5.4.50.0050.03611.96
5.4.40.0060.03411.95
5.4.30.0080.03311.95
5.4.20.0060.03511.95
5.4.10.0050.03511.95
5.4.00.0070.03411.44
5.3.290.0050.04112.80
5.3.280.0040.04112.71
5.3.270.0100.03512.72
5.3.260.0070.03912.72
5.3.250.0050.03812.72
5.3.240.0070.03712.72
5.3.230.0090.03512.71
5.3.220.0050.03812.68
5.3.210.0060.03912.68
5.3.200.0060.03612.68
5.3.190.0050.04112.68
5.3.180.0090.03412.67
5.3.170.0110.03112.67
5.3.160.0070.03712.68
5.3.150.0100.03312.67
5.3.140.0040.03912.66
5.3.130.0060.04112.66
5.3.120.0060.04612.66
5.3.110.0110.05012.66
5.3.100.0050.04212.12
5.3.90.0070.04312.09
5.3.80.0080.04812.07
5.3.70.0070.04112.07
5.3.60.0100.03312.07
5.3.50.0100.03612.00
5.3.40.0080.03712.00
5.3.30.0110.03911.95
5.3.20.0070.03511.72
5.3.10.0070.04011.69
5.3.00.0060.03711.68
5.2.170.0050.0309.18
5.2.160.0070.0279.18
5.2.150.0020.0349.18
5.2.140.0050.0319.18
5.2.130.0040.0309.14
5.2.120.0060.0289.14
5.2.110.0050.0309.14
5.2.100.0040.0329.14
5.2.90.0060.0289.13
5.2.80.0070.0329.13
5.2.70.0050.0339.14
5.2.60.0090.0319.09
5.2.50.0060.0349.06
5.2.40.0060.0339.04
5.2.30.0070.0299.01
5.2.20.0060.0349.00
5.2.10.0040.0298.92
5.2.00.0040.0348.78
5.1.60.0050.0358.07
5.1.50.0050.0298.06
5.1.40.0080.0278.04
5.1.30.0030.0308.39
5.1.20.0060.0268.41
5.1.10.0080.0248.14
5.1.00.0040.0298.14
5.0.50.0060.0306.63
5.0.40.0050.0186.48
5.0.30.0040.0336.30
5.0.20.0030.0256.27
5.0.10.0050.0256.25
5.0.00.0030.0336.25
4.4.90.0010.0224.78
4.4.80.0040.0214.75
4.4.70.0030.0194.76
4.4.60.0030.0174.75
4.4.50.0050.0134.77
4.4.40.0040.0254.71
4.4.30.0060.0194.76
4.4.20.0040.0244.84
4.4.10.0040.0174.85
4.4.00.0050.0284.76
4.3.110.0060.0184.67
4.3.100.0040.0174.67
4.3.90.0020.0164.63
4.3.80.0030.0264.58
4.3.70.0030.0184.63
4.3.60.0050.0144.63
4.3.50.0040.0144.63
4.3.40.0020.0264.53
4.3.30.0050.0133.30
4.3.20.0010.0173.28
4.3.10.0040.0133.23
4.3.00.0070.01313.95

preferences:
35.43 ms | 401 KiB | 5 Q