3v4l.org

run code in 300+ PHP versions simultaneously
<?php function significant_number($string){ $offset=9; $string=substr($string, $offset); $count=strlen($string); $i=0; while($i < $count){ if(ctype_digit($string[$i])) { break; } $i++; } return $string[$i]; } $udid="086786dc4ae78dbf6a6a9b621b5ae4"; $md5udid=md5($udid); $sigNo=significant_number($udid); $testudid=substr($md5udid, 4, sigNo).substr($udid, sigNo, 6); echo $testudid; ?>

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)
8.3.60.0210.00018.23
8.3.50.0070.00921.95
8.3.40.0040.01118.92
8.3.30.0090.00619.13
8.3.20.0080.00020.29
8.3.10.0150.00322.60
8.3.00.0100.00319.82
8.2.180.0100.01017.00
8.2.170.0080.00822.96
8.2.160.0100.00320.48
8.2.150.0000.00824.18
8.2.140.0130.00622.61
8.2.130.0100.00823.30
8.2.120.0060.00719.28
8.2.110.0070.00720.72
8.2.100.0110.00519.12
8.2.90.0100.00318.33
8.2.80.0090.00418.53
8.2.70.0100.00518.45
8.2.60.0080.00718.43
8.2.50.0120.00218.49
8.2.40.0080.00620.58
8.2.30.0080.00318.51
8.2.20.0040.00818.31
8.2.10.0070.00518.47
8.2.00.0080.00518.28
8.1.280.0110.00825.92
8.1.270.0100.00122.89
8.1.260.0070.00624.26
8.1.250.0080.00525.14
8.1.240.0070.00521.21
8.1.230.0090.00418.73
8.1.220.0040.00518.32
8.1.210.0050.00518.72
8.1.200.0060.00318.07
8.1.190.0050.00517.88
8.1.180.0090.00218.25
8.1.170.0080.00618.64
8.1.160.0070.00220.24
8.1.150.0020.00618.57
8.1.140.0040.00518.00
8.1.130.0020.00618.34
8.1.120.0060.00218.03
8.1.110.0040.00418.09
8.1.100.0030.00517.90
8.1.90.0030.00518.02
8.1.80.0000.00818.07
8.1.70.0080.00017.92
8.1.60.0030.00518.15
8.1.50.0060.00218.12
8.1.40.0030.00518.10
8.1.30.0070.00218.21
8.1.20.0050.00318.14
8.1.10.0040.00418.10
8.1.00.0040.00418.11
8.0.300.0040.00419.71
8.0.290.0020.00618.28
8.0.280.0060.00218.15
8.0.270.0010.00617.56
8.0.260.0040.00317.54
8.0.250.0050.00217.46
8.0.240.0080.00017.43
8.0.230.0040.00317.49
8.0.220.0020.00517.46
8.0.210.0080.00017.45
8.0.200.0040.00417.44
8.0.190.0040.00417.54
8.0.180.0060.00117.41
8.0.170.0030.00517.51
8.0.160.0070.00017.47
8.0.150.0030.00517.36
8.0.140.0070.00217.38
8.0.130.0060.00115.65
8.0.120.0080.00017.42
8.0.110.0020.00617.39
8.0.100.0020.00617.37
8.0.90.0060.00217.43
8.0.80.0050.00717.48
8.0.70.0010.00717.43
8.0.60.0030.00517.43
8.0.50.0070.00117.53
8.0.30.0080.00817.34
8.0.20.0090.00717.63
8.0.10.0040.00417.61
8.0.00.0050.01017.68
7.4.330.0020.00314.77
7.4.320.0110.00117.06
7.4.300.0050.00716.80
7.4.290.0090.00416.94
7.4.280.0090.00416.99
7.4.270.0110.00117.04
7.4.260.0200.00316.93
7.4.250.0150.00716.96
7.4.240.0110.00416.84
7.4.230.0140.00717.05
7.4.220.0110.00617.03
7.4.210.0160.00917.12
7.4.200.0130.00717.04
7.4.190.0280.00417.55
7.4.180.0360.00017.50
7.4.160.0160.01016.85
7.4.150.0170.00817.42
7.4.140.0230.00417.70
7.4.130.0150.00816.84
7.4.120.0180.00616.74
7.4.110.0130.00916.90
7.4.100.0100.00916.88
7.4.90.0120.00416.97
7.4.80.0160.00518.43
7.4.70.0100.00616.99
7.4.60.0150.00217.03
7.4.50.0080.00416.85
7.4.40.0060.00917.05
7.4.30.0190.00516.94
7.4.20.0290.00317.55
7.4.10.0160.00017.58
7.4.00.0080.00715.80
7.3.330.0090.00715.42
7.3.320.0090.00815.23
7.3.310.0120.00116.75
7.3.300.0130.00517.05
7.3.290.0230.00216.85
7.3.280.0140.00816.69
7.3.270.0170.00917.45
7.3.260.0160.00916.80
7.3.250.0140.00816.78
7.3.240.0120.01316.86
7.3.230.0200.00517.02
7.3.220.0250.00717.53
7.3.210.0170.01016.90
7.3.200.0110.00918.31
7.3.190.0130.01016.79
7.3.180.0150.00616.75
7.3.170.0100.00617.35
7.3.160.0130.00316.92
7.3.150.0110.00617.31
7.3.140.0110.00616.98
7.3.130.0100.00617.34
7.3.120.0130.00215.75
7.3.110.0070.01016.26
7.3.100.0100.00616.15
7.3.90.0110.00616.12
7.3.80.0100.00415.88
7.3.70.0070.00716.14
7.3.60.0120.00516.04
7.3.50.0130.00316.14
7.3.40.0090.00516.06
7.3.30.0070.00716.08
7.3.20.0060.00818.07
7.3.10.0100.00318.07
7.3.00.0140.00117.88
7.2.340.0090.00617.18
7.2.330.0150.00216.91
7.2.320.0110.00616.93
7.2.310.0150.00116.99
7.2.300.0060.01216.98
7.2.290.0090.01017.09
7.2.280.0080.00817.41
7.2.270.0160.00017.53
7.2.260.0130.00317.38
7.2.250.0100.00916.26
7.2.240.0100.00816.37
7.2.230.0120.00316.36
7.2.220.0100.00416.36
7.2.210.0120.00516.42
7.2.200.0070.00816.23
7.2.190.0120.00716.21
7.2.180.0160.00316.13
7.2.170.0110.00316.20
7.2.160.0150.00017.56
7.2.150.0150.00219.32
7.2.140.0120.00519.41
7.2.130.0070.01019.72
7.2.120.0210.00719.56
7.2.110.0180.00019.41
7.2.100.0140.00319.62
7.2.90.0330.00019.46
7.2.80.0290.00319.40
7.2.70.0310.00319.21
7.2.60.0190.00618.23
7.2.50.0780.00719.41
7.2.40.0150.00419.29
7.2.30.0350.00019.39
7.2.20.0190.01319.37
7.2.10.0270.00519.29
7.2.00.0090.01219.49
7.1.330.0180.00817.01
7.1.320.0190.00317.18
7.1.310.0120.01216.90
7.1.300.0200.00416.92
7.1.290.0170.00816.98
7.1.280.0100.00917.08
7.1.270.0110.00617.60
7.1.260.0050.01216.81
7.1.250.0140.00318.20
7.1.240.0170.00317.67
7.1.230.0030.01218.05
7.1.220.0090.00618.36
7.1.210.0140.00018.08
7.1.200.0050.00816.90
7.1.190.0100.00518.23
7.1.180.0080.00518.29
7.1.170.0170.01418.30
7.1.160.0200.00218.03
7.1.150.0280.00318.32
7.1.140.0140.00018.16
7.1.130.0110.00418.16
7.1.120.0070.00718.21
7.1.110.0100.00318.18
7.1.100.0070.00518.14
7.1.90.0120.00318.29
7.1.80.0130.00318.32
7.1.70.0060.00517.71
7.1.60.0110.00819.05
7.1.50.0080.01417.66
7.1.40.0070.00718.32
7.1.30.0150.00018.27
7.1.20.0180.00617.93
7.1.10.0290.00018.23
7.1.00.0060.04220.36
7.0.330.0250.00417.77
7.0.320.0280.00017.93
7.0.310.0250.00317.56
7.0.300.0160.00317.82
7.0.290.0190.00017.95
7.0.280.0160.00017.74
7.0.270.0110.00317.93
7.0.260.0090.00517.67
7.0.250.0110.00418.11
7.0.240.0070.00718.27
7.0.230.0070.00718.26
7.0.220.0090.00518.20
7.0.210.0110.00318.06
7.0.200.0060.00517.46
7.0.190.0120.00217.98
7.0.180.0140.00017.93
7.0.170.0100.00318.19
7.0.160.0050.00917.94
7.0.150.0140.00017.92
7.0.140.0120.03320.03
7.0.130.0120.00317.91
7.0.120.0170.00318.17
7.0.110.0190.00018.00
7.0.100.0230.03719.00
7.0.90.0170.02519.05
7.0.80.0130.04018.95
7.0.70.0080.02718.87
7.0.60.0120.02519.06
7.0.50.0050.02819.16
7.0.40.0090.01718.95
7.0.30.0030.02619.12
7.0.20.0110.02319.01
7.0.10.0080.02519.01
7.0.00.0080.02119.12
5.6.400.0090.00216.87
5.6.390.0000.01516.96
5.6.380.0040.00416.90
5.6.370.0070.00716.99
5.6.360.0110.00716.69
5.6.350.0080.00616.85
5.6.340.0080.00016.71
5.6.330.0080.00016.93
5.6.320.0050.00316.81
5.6.310.0040.00416.97
5.6.300.0180.00016.70
5.6.290.0030.00616.95
5.6.280.0050.03718.95
5.6.270.0060.00616.69
5.6.260.0040.00416.89
5.6.250.0060.04318.77
5.6.240.0110.04818.87
5.6.230.0070.03818.85
5.6.220.0030.03818.72
5.6.210.0080.02318.77
5.6.200.0060.02319.06
5.6.190.0040.02319.14
5.6.180.0060.02419.09
5.6.170.0080.02319.07
5.6.160.0070.03419.02
5.6.150.0030.02519.11
5.6.140.0060.02119.07
5.6.130.0040.02218.92
5.6.120.0060.02718.92
5.6.110.0040.02319.08
5.6.100.0060.02119.04
5.6.90.0100.01918.99
5.6.80.0040.02118.72
5.6.70.0070.01818.70
5.6.60.0070.01818.79
5.6.50.0070.02018.69
5.6.40.0090.02018.73
5.6.30.0050.02018.66
5.6.20.0040.02318.70
5.6.10.0020.02418.62
5.6.00.0110.01718.58
5.5.380.0080.04418.89
5.5.370.0110.03118.82
5.5.360.0120.02818.64
5.5.350.0120.01818.63
5.5.340.0100.02018.90
5.5.330.0110.01818.85
5.5.320.0060.02418.88
5.5.310.0060.02318.83
5.5.300.0120.01718.83
5.5.290.0120.01618.82
5.5.280.0100.02718.82
5.5.270.0140.01518.85
5.5.260.0130.02518.81
5.5.250.0080.02618.72
5.5.240.0120.02218.60
5.5.230.0080.02018.60
5.5.220.0070.02318.62
5.5.210.0090.02218.47
5.5.200.0120.02218.46
5.5.190.0070.02718.50
5.5.180.0130.02018.50
5.5.170.0040.00916.64
5.5.160.0070.02118.54
5.5.150.0110.02218.51
5.5.140.0130.01818.29
5.5.130.0070.02218.40
5.5.120.0140.02418.18
5.5.110.0060.04218.26
5.5.100.0150.04218.33
5.5.90.0050.02418.49
5.5.80.0160.02818.56
5.5.70.0070.04018.57
5.5.60.0060.04118.44
5.5.50.0060.03418.56
5.5.40.0030.04518.51
5.5.30.0080.04218.40
5.5.20.0080.02518.42
5.5.10.0050.03318.42
5.5.00.0100.03818.46
5.4.450.0100.02017.02
5.4.440.0060.02117.00
5.4.430.0070.02016.88
5.4.420.0100.01716.95
5.4.410.0090.01916.96
5.4.400.0090.02216.69
5.4.390.0060.02116.82
5.4.380.0060.02016.78
5.4.370.0070.01816.73
5.4.360.0060.02216.88
5.4.350.0060.02016.82
5.4.340.0120.01716.82
5.4.330.0110.00014.52
5.4.320.0050.02516.74
5.4.310.0060.02016.78
5.4.300.0060.03416.78
5.4.290.0100.02216.78
5.4.280.0040.02416.71
5.4.270.0060.02716.67
5.4.260.0100.04016.88
5.4.250.0150.03716.78
5.4.240.0060.03816.85
5.4.230.0110.03216.78
5.4.220.0100.03316.68
5.4.210.0070.03816.77
5.4.200.0050.03916.73
5.4.190.0110.03816.68
5.4.180.0070.04516.83
5.4.170.0110.03516.78
5.4.160.0110.04016.68
5.4.150.0100.02516.82
5.4.140.0150.03515.48
5.4.130.0030.02515.48
5.4.120.0040.03715.46
5.4.110.0050.02815.49
5.4.100.0050.03615.44
5.4.90.0050.03315.52
5.4.80.0030.02715.45
5.4.70.0050.03515.49
5.4.60.0050.03815.51
5.4.50.0050.04215.50
5.4.40.0080.04015.45
5.4.30.0070.03215.38
5.4.20.0060.02315.42
5.4.10.0020.02415.48
5.4.00.0050.03815.15
5.3.290.0060.02014.62
5.3.280.0080.02014.58
5.3.270.0120.04214.60
5.3.260.0130.02014.61
5.3.250.0120.02814.55
5.3.240.0160.04114.55
5.3.230.0110.02214.53
5.3.220.0180.03714.55
5.3.210.0120.04214.51
5.3.200.0030.03714.54
5.3.190.0100.03114.59
5.3.180.0100.04014.51
5.3.170.0070.03014.53
5.3.160.0060.03814.51
5.3.150.0110.03514.60
5.3.140.0040.03914.50
5.3.130.0100.03514.57
5.3.120.0060.02814.55
5.3.110.0090.03914.56
5.3.100.0080.03814.24
5.3.90.0090.03214.30
5.3.80.0070.02014.31
5.3.70.0100.03314.32
5.3.60.0090.03114.22
5.3.50.0070.02314.26
5.3.40.0100.03314.25
5.3.30.0100.03514.18
5.3.20.0020.03114.17
5.3.10.0080.03514.12
5.3.00.0100.03514.09

preferences:
49.46 ms | 401 KiB | 5 Q