3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a='1.1.1'; #$a='123.81321321321.321321321321321'; if(preg_match("/^([0-9]+\.?[0-9]+)+$/",$a)){ $b=json_decode($a); # echo "DEBUG"; if($var = $b === NULL){ ($var===true)?$v3=1:NULL; } } echo $var; ?>

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)
8.3.70.0150.00316.75
8.3.60.0190.00316.75
8.3.50.0110.00522.84
8.3.40.0070.01018.91
8.3.30.0090.00618.88
8.3.20.0070.00020.21
8.3.10.0050.00321.96
8.3.00.0000.00819.56
8.2.180.0030.01218.54
8.2.170.0070.00722.96
8.2.160.0070.00720.52
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0060.00319.73
8.2.110.0060.00320.96
8.2.100.0030.00917.84
8.2.90.0040.00419.41
8.2.80.0040.00419.25
8.2.70.0090.00017.75
8.2.60.0050.00317.92
8.2.50.0040.00418.07
8.2.40.0080.00018.22
8.2.30.0000.01019.48
8.2.20.0040.00417.80
8.2.10.0040.00418.08
8.2.00.0030.00617.90
8.1.280.0070.00725.92
8.1.270.0050.00323.96
8.1.260.0020.00526.35
8.1.250.0050.00228.09
8.1.240.0080.00417.48
8.1.230.0040.00819.16
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0070.00317.35
8.1.190.0080.00017.50
8.1.180.0040.00418.10
8.1.170.0080.00018.52
8.1.160.0040.00418.90
8.1.150.0030.00518.91
8.1.140.0070.00017.54
8.1.130.0030.00517.83
8.1.120.0030.00317.52
8.1.110.0000.00817.56
8.1.100.0040.00417.53
8.1.90.0040.00317.50
8.1.80.0040.00417.43
8.1.70.0030.00317.52
8.1.60.0000.00717.74
8.1.50.0000.00817.57
8.1.40.0110.00017.56
8.1.30.0030.00617.75
8.1.20.0080.00017.71
8.1.10.0040.00417.58
8.1.00.0000.00817.61
8.0.300.0040.00418.77
8.0.290.0030.00617.05
8.0.280.0030.00318.46
8.0.270.0000.00817.26
8.0.260.0040.00417.23
8.0.250.0060.00017.20
8.0.240.0080.00017.17
8.0.230.0000.00716.97
8.0.220.0000.00716.95
8.0.210.0030.00317.08
8.0.200.0060.00017.09
8.0.190.0000.00817.06
8.0.180.0070.00016.95
8.0.170.0000.00717.11
8.0.160.0040.00416.98
8.0.150.0050.00317.05
8.0.140.0000.00716.92
8.0.130.0000.00613.44
8.0.120.0000.00817.09
8.0.110.0040.00417.04
8.0.100.0030.00516.86
8.0.90.0000.00716.98
8.0.80.0090.00617.08
8.0.70.0070.00017.05
8.0.60.0050.00316.99
8.0.50.0000.00716.98
8.0.30.0090.00917.23
8.0.20.0060.01317.43
8.0.10.0050.00217.06
8.0.00.0080.01016.92
7.4.330.0000.00515.02
7.4.320.0030.00616.73
7.4.300.0030.00316.63
7.4.290.0030.00316.74
7.4.280.0030.00616.64
7.4.270.0030.00316.80
7.4.260.0070.00016.72
7.4.250.0000.00716.71
7.4.240.0050.00216.67
7.4.230.0030.00316.85
7.4.220.0180.00616.75
7.4.210.0070.00716.83
7.4.200.0040.00316.75
7.4.160.0030.01216.69
7.4.150.0140.00417.40
7.4.140.0120.00717.86
7.4.130.0100.00916.71
7.4.120.0050.01316.67
7.4.110.0150.01016.56
7.4.100.0030.01316.67
7.4.90.0060.01416.72
7.4.80.0190.00619.39
7.4.70.0160.00316.74
7.4.60.0110.00716.79
7.4.50.0090.00016.61
7.4.40.0100.00616.80
7.4.30.0060.00916.75
7.4.00.0070.01015.36
7.3.330.0030.00313.14
7.3.320.0050.00013.25
7.3.310.0040.00416.24
7.3.300.0070.00016.40
7.3.290.0070.00716.42
7.3.280.0050.01116.41
7.3.270.0160.01017.40
7.3.260.0210.00316.72
7.3.250.0030.01416.37
7.3.240.0090.01216.43
7.3.230.0070.01016.60
7.3.210.0080.00816.41
7.3.200.0090.01219.39
7.3.190.0100.00716.60
7.3.180.0070.01016.49
7.3.170.0100.00716.61
7.3.160.0110.00616.51
7.3.10.0100.00716.48
7.3.00.0070.01116.91
7.2.330.0060.01516.86
7.2.320.0060.01216.55
7.2.310.0110.00716.58
7.2.300.0040.01516.51
7.2.290.0060.01316.76
7.2.130.0070.00717.13
7.2.120.0120.00316.55
7.2.110.0090.00917.10
7.2.100.0110.00716.77
7.2.90.0100.01016.80
7.2.80.0130.00317.07
7.2.70.0090.00916.97
7.2.60.0050.00916.79
7.2.50.0060.00916.73
7.2.40.0160.00316.71
7.2.30.0130.00716.86
7.2.20.0140.00916.68
7.2.10.0170.00716.77
7.2.00.0090.01018.08
7.1.250.0070.00716.16
7.1.200.0080.00015.69
7.1.100.0000.01218.24
7.1.70.0070.00017.24
7.1.60.0140.01119.34
7.1.50.0030.02117.16
7.1.00.0070.07322.34
7.0.200.0090.00016.82
7.0.140.0000.06722.09
7.0.60.0030.07719.87
7.0.50.0100.07717.91
7.0.40.0170.08320.26
7.0.30.0230.03720.29
7.0.20.0300.06720.32
7.0.10.0000.08720.20
7.0.00.0200.07720.19
5.6.280.0070.06720.89
5.6.210.0030.04020.61
5.6.200.0030.07718.19
5.6.190.0030.08320.47
5.6.180.3630.04720.48
5.6.170.0170.07320.42
5.6.160.0170.06020.44
5.6.150.0070.06718.20
5.6.140.0070.08318.21
5.6.130.0030.08318.15
5.6.120.0030.05721.00
5.6.110.0030.04721.01
5.6.100.0200.07021.00
5.6.90.0000.04320.94
5.6.80.0030.08720.37
5.5.350.0230.04320.45
5.5.340.0130.07017.91
5.5.330.0100.05020.12
5.5.320.0330.07020.20
5.5.310.0300.07720.29
5.5.300.0200.06718.01
5.5.290.0070.07717.95
5.5.280.0130.05320.87
5.5.270.0130.07720.86
5.5.260.0070.05720.65
5.5.250.0030.04320.79
5.5.240.0030.07020.28
5.4.450.0100.04319.54
5.4.440.0830.03719.41
5.4.430.0670.03719.45
5.4.420.0100.06019.42
5.4.410.0170.04718.87
5.4.400.0030.08318.51
5.4.390.0130.05018.70
5.4.380.0170.05318.53
5.4.370.0070.06018.52
5.4.360.0030.06318.72
5.4.350.0130.03313.65
5.4.340.0100.03713.75
5.4.320.0100.04314.13
5.4.310.0170.04314.13
5.4.300.0070.04714.19
5.4.290.0200.04014.13
5.4.280.0170.03314.09
5.4.270.0130.03714.04
5.4.260.0130.03314.08
5.4.250.0100.04014.09
5.4.240.0230.02714.11
5.4.230.0170.03314.02
5.4.220.0030.04314.02
5.4.210.0100.04014.07
5.4.200.0100.05314.09
5.4.190.0200.03314.01
5.4.180.0230.02714.07
5.4.170.0200.05014.21
5.4.160.0100.03714.09
5.4.150.0100.03714.06
5.4.140.0100.04013.77
5.4.130.0070.04013.73
5.4.120.0070.04013.73
5.4.110.0100.03713.64
5.4.100.0130.03313.70
5.4.90.0100.04013.64
5.4.80.0100.04013.68
5.4.70.0100.03313.70
5.4.60.0070.04013.63
5.4.50.0070.04013.70
5.4.40.0230.02313.63
5.4.30.0070.04013.70
5.4.20.0070.04013.86
5.4.10.0100.04013.68
5.4.00.0130.03313.28
5.3.290.0100.04314.54
5.3.280.0100.04314.44
5.3.270.0100.05014.62
5.3.260.0030.05014.54
5.3.250.0170.03714.50
5.3.240.0130.04014.50
5.3.230.0070.04014.54
5.3.220.0200.03014.41
5.3.210.0170.03314.54
5.3.200.0130.03714.48
5.3.190.0170.03714.54
5.3.180.0070.04314.46
5.3.170.0030.04714.46
5.3.160.0100.04014.49
5.3.150.0130.04314.46
5.3.140.0100.04014.59
5.3.130.0200.03314.48
5.3.120.0100.04314.45
5.3.110.0100.04014.55
5.3.100.0100.04014.05
5.3.90.0100.03713.87
5.3.80.0170.03313.89
5.3.70.0170.03313.89
5.3.60.0130.03713.93
5.3.50.0100.04713.88
5.3.40.0130.06013.94
5.3.30.0130.04013.78
5.3.20.0100.04013.62
5.3.10.0100.04013.56
5.3.00.0200.03313.50
5.2.170.0170.03311.01
5.2.160.0070.04011.05
5.2.150.0100.03011.04
5.2.140.0030.03711.02
5.2.130.0130.03011.15
5.2.120.0070.03311.09
5.2.110.0070.03311.07
5.2.100.0130.02310.97
5.2.90.0100.03010.98
5.2.80.0070.03011.07
5.2.70.0070.03311.01
5.2.60.0100.03011.05
5.2.50.0100.03010.97
5.2.40.0100.02710.86
5.2.30.0100.03010.95
5.2.20.0170.02010.92
5.2.10.0070.03010.87
5.2.00.0070.03310.62
5.1.60.0070.0279.91
5.1.50.0070.0239.98
5.1.40.0070.0279.94
5.1.30.0030.03010.30
5.1.20.0100.03010.38
5.1.10.0100.02310.10
5.1.00.0070.02710.03
5.0.50.0030.0238.62
5.0.40.0000.0238.41
5.0.30.0070.0308.34
5.0.20.0100.0178.15
5.0.10.0070.0178.30
5.0.00.0030.0408.12
4.4.90.0100.0135.94
4.4.80.0070.0135.82
4.4.70.0030.0175.79
4.4.60.0000.0235.84
4.4.50.0100.0105.84
4.4.40.0100.0205.83
4.4.30.0030.0205.76
4.4.20.0070.0135.91
4.4.10.0070.0135.95
4.4.00.0030.0275.82
4.3.110.0000.0205.78
4.3.100.0000.0175.72
4.3.90.0000.0205.71
4.3.80.0030.0235.72
4.3.70.0030.0135.74
4.3.60.0070.0135.73
4.3.50.0030.0175.77
4.3.40.0000.0305.71
4.3.30.0030.0174.57
4.3.20.0030.0174.46
4.3.10.0030.0174.46
4.3.00.0100.01715.77

preferences:
46.08 ms | 401 KiB | 5 Q