3v4l.org

run code in 300+ PHP versions simultaneously
<?php $uniqueId = '123456789'; $guid = substr($uniqueId,0,8)."-". substr($uniqueId,8,4)."-". substr($uniqueId,12,4)."-". substr($uniqueId,16,4)."-". substr($uniqueId,20,12); echo strtoupper($guid);

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)
8.3.40.0070.00718.79
8.3.30.0030.01018.91
8.3.20.0040.00420.29
8.3.10.0060.00323.70
8.3.00.0040.00419.26
8.2.170.0180.00022.96
8.2.160.0140.00020.52
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0080.00026.16
8.2.120.0070.00022.07
8.2.110.0060.00319.09
8.2.100.0040.00818.04
8.2.90.0000.00719.09
8.2.80.0030.00517.97
8.2.70.0080.00017.63
8.2.60.0000.00817.93
8.2.50.0000.00818.07
8.2.40.0040.00819.76
8.2.30.0050.00318.32
8.2.20.0000.00717.75
8.2.10.0000.00818.18
8.2.00.0040.00417.76
8.1.270.0180.00023.91
8.1.260.0070.00026.35
8.1.250.0070.00428.09
8.1.240.0090.00023.82
8.1.230.0110.00020.21
8.1.220.0040.00417.79
8.1.210.0030.00518.77
8.1.200.0080.00017.35
8.1.190.0030.00617.35
8.1.180.0030.00618.89
8.1.170.0000.00918.64
8.1.160.0050.00322.03
8.1.150.0020.00518.63
8.1.140.0080.00017.45
8.1.130.0040.00417.87
8.1.120.0030.00517.37
8.1.110.0040.00417.37
8.1.100.0000.00717.35
8.1.90.0000.00817.43
8.1.80.0000.00717.44
8.1.70.0070.00017.39
8.1.60.0050.00517.50
8.1.50.0000.00717.45
8.1.40.0080.00017.43
8.1.30.0030.00617.66
8.1.20.0030.00517.66
8.1.10.0070.00017.52
8.1.00.0050.00217.53
8.0.300.0070.00018.78
8.0.290.0050.00317.04
8.0.280.0070.00018.45
8.0.270.0000.00817.25
8.0.260.0000.00618.57
8.0.250.0040.00416.87
8.0.240.0030.00316.87
8.0.230.0000.00716.85
8.0.220.0030.00316.89
8.0.210.0040.00416.90
8.0.200.0000.00816.87
8.0.190.0040.00416.97
8.0.180.0040.00416.84
8.0.170.0040.00416.86
8.0.160.0030.00316.83
8.0.150.0040.00416.91
8.0.140.0050.00216.75
8.0.130.0060.00013.41
8.0.120.0000.00816.86
8.0.110.0040.00416.82
8.0.100.0000.00816.90
8.0.90.0000.00716.94
8.0.80.0120.00916.90
8.0.70.0050.00316.80
8.0.60.0000.00816.85
8.0.50.0040.00416.87
8.0.30.0090.01017.03
8.0.20.0040.01517.40
8.0.10.0000.00716.86
8.0.00.0100.00816.70
7.4.330.0050.00015.07
7.4.320.0060.00016.51
7.4.300.0000.00616.64
7.4.290.0030.00316.66
7.4.280.0040.00416.50
7.4.270.0000.00716.63
7.4.260.0030.00316.59
7.4.250.0040.00416.43
7.4.240.0020.00516.52
7.4.230.0030.00316.63
7.4.220.0140.01716.32
7.4.210.0050.00916.58
7.4.200.0030.00316.58
7.4.190.0030.00316.50
7.4.160.0080.00816.37
7.4.150.0150.00317.40
7.4.140.0130.00717.86
7.4.130.0090.00916.44
7.4.120.0120.00816.53
7.4.110.0080.00816.42
7.4.100.0100.01316.38
7.4.90.0060.01316.54
7.4.80.0090.00919.39
7.4.70.0060.01016.59
7.4.60.0100.00616.30
7.4.50.0030.00616.43
7.4.40.0090.00616.30
7.4.30.0090.00616.51
7.4.10.0090.00915.09
7.4.00.0050.01215.03
7.3.330.0000.00712.97
7.3.320.0030.00313.12
7.3.310.0030.00416.09
7.3.300.0000.00716.05
7.3.290.0070.00716.17
7.3.280.0100.00716.21
7.3.270.0090.00917.40
7.3.260.0030.01316.66
7.3.250.0090.00716.27
7.3.240.0090.00816.37
7.3.230.0170.00016.53
7.3.210.0140.00316.39
7.3.200.0080.00819.39
7.3.190.0120.00916.25
7.3.180.0150.00616.21
7.3.170.0050.01116.38
7.3.160.0090.00616.50
7.3.130.0070.01014.65
7.3.120.0090.00514.57
7.3.110.0100.01014.40
7.3.100.0070.00714.97
7.3.90.0000.01114.83
7.3.80.0090.00014.49
7.3.70.0070.00714.49
7.3.60.0030.01214.57
7.3.50.0060.01014.74
7.3.40.0030.01514.78
7.3.30.0070.00714.72
7.3.20.0030.00616.61
7.3.10.0080.00316.51
7.3.00.0070.00516.24
7.2.330.0150.00316.30
7.2.320.0070.01716.64
7.2.310.0150.00616.69
7.2.300.0100.01316.60
7.2.290.0170.00316.64
7.2.260.0090.00915.11
7.2.250.0060.00814.60
7.2.240.0070.01015.09
7.2.230.0130.00614.94
7.2.220.0040.01115.15
7.2.210.0000.00915.02
7.2.200.0040.01114.68
7.2.190.0000.01414.98
7.2.180.0070.00714.87
7.2.170.0040.00815.01
7.2.160.0110.00414.92
7.2.150.0030.00916.85
7.2.140.0140.00016.82
7.2.130.0050.00816.83
7.2.120.0050.01016.85
7.2.110.0090.00216.81
7.2.100.0050.00916.74
7.2.90.0050.01016.67
7.2.80.0060.00616.72
7.2.70.0110.00416.92
7.2.60.0060.00916.99
7.2.50.0070.00716.65
7.2.40.0030.00816.79
7.2.30.0060.00616.69
7.2.20.0060.00616.53
7.2.10.0050.00816.84
7.2.00.0080.00617.73
7.1.330.0040.01115.68
7.1.320.0170.00015.40
7.1.310.0000.01115.80
7.1.300.0060.00615.62
7.1.290.0040.01115.53
7.1.280.0030.01015.39
7.1.270.0100.00315.68
7.1.260.0030.00715.80
7.1.250.0060.00815.84
7.1.240.0050.00815.77
7.1.230.0060.00715.73
7.1.220.0070.00715.77
7.1.210.0060.00515.67
7.1.200.0050.01015.60
7.1.190.0050.00715.40
7.1.180.0040.00815.68
7.1.170.0050.00615.53
7.1.160.0050.00515.69
7.1.150.0060.00515.77
7.1.140.0050.00715.74
7.1.130.0070.00915.61
7.1.120.0030.01015.66
7.1.110.0080.00515.70
7.1.100.0070.00516.47
7.1.90.0050.00815.54
7.1.80.0080.00715.58
7.1.70.0040.01116.15
7.1.60.0070.00916.96
7.1.50.0080.00816.10
7.1.40.0050.00715.41
7.1.30.0060.00315.71
7.1.20.0040.01115.57
7.1.10.0010.01115.65
7.1.00.0080.02617.98
7.0.330.0060.00715.33
7.0.320.0050.00715.14
7.0.310.0070.00515.28
7.0.300.0050.00715.31
7.0.290.0020.01115.30
7.0.280.0040.00515.23
7.0.270.0020.01015.13
7.0.260.0070.00815.19
7.0.250.0050.00515.34
7.0.240.0050.00415.31
7.0.230.0050.00815.40
7.0.220.0030.00715.32
7.0.210.0060.00815.22
7.0.200.0040.00615.87
7.0.190.0050.00815.37
7.0.180.0090.00515.29
7.0.170.0050.00815.25
7.0.160.0120.00315.21
7.0.150.0020.00915.24
7.0.140.0080.02717.50
7.0.130.0100.00215.50
7.0.120.0030.01015.30
7.0.110.0100.00315.46
7.0.100.0050.00315.40
7.0.90.0100.00515.38
7.0.80.0050.00815.41
7.0.70.0070.00515.38
7.0.60.0080.02916.83
7.0.50.0080.03016.23
7.0.40.0090.02915.45
7.0.30.0140.01715.70
7.0.20.0140.02715.62
7.0.10.0050.01615.49
7.0.00.0060.03315.60
5.6.400.0100.00714.44
5.6.390.0030.01014.14
5.6.380.0060.00514.41
5.6.370.0100.00514.23
5.6.360.0060.00814.16
5.6.350.0080.00714.13
5.6.340.0080.00314.24
5.6.330.0030.01014.46
5.6.320.0130.00114.23
5.6.310.0050.00914.37
5.6.300.0040.00714.27
5.6.290.0030.00914.13
5.6.280.0040.02916.63
5.6.270.0060.00914.37
5.6.260.0050.00714.45
5.6.250.0040.00714.04
5.6.240.0040.00914.08
5.6.230.0130.00214.38
5.6.220.0050.00814.52
5.6.210.0040.02016.29
5.6.200.0080.01815.65
5.6.190.0060.03216.35
5.6.180.0150.02216.41
5.6.170.0110.01716.36
5.6.160.0080.03016.16
5.6.150.0050.01915.38
5.6.140.0040.03515.51
5.6.130.0080.02815.58
5.6.120.0070.02916.49
5.6.110.0060.03216.40
5.6.100.0120.02516.44
5.6.90.0050.02016.58
5.6.80.0040.03016.32
5.6.70.0080.00614.18
5.6.60.0040.00814.18
5.6.50.0090.00414.18
5.6.40.0090.00513.98
5.6.30.0070.00514.07
5.6.20.0020.01014.08
5.6.10.0060.00514.05
5.6.00.0050.00814.09
5.5.380.0060.00612.56
5.5.370.0060.00412.56
5.5.360.0050.00712.80
5.5.350.0090.03015.24
5.5.340.0060.01614.39
5.5.330.0100.03215.28
5.5.320.0070.03215.15
5.5.310.0170.02815.18
5.5.300.0030.01714.29
5.5.290.0110.02814.30
5.5.280.0050.02915.45
5.5.270.0060.02915.29
5.5.260.0060.02815.20
5.5.250.0070.02115.33
5.5.240.0080.02814.95
5.5.230.0020.00612.46
5.5.220.0050.00512.39
5.5.210.0050.00412.44
5.5.200.0050.00612.73
5.5.190.0060.00612.62
5.5.180.0050.00812.39
5.5.170.0020.00712.68
5.5.160.0060.00712.36
5.5.150.0070.00312.29
5.5.140.0050.00612.28
5.5.130.0010.00812.63
5.5.120.0090.00212.56
5.5.110.0080.00512.62
5.5.100.0040.00712.64
5.5.90.0070.00312.52
5.5.80.0020.00812.70
5.5.70.0020.00812.34
5.5.60.0040.00612.52
5.5.50.0020.01112.51
5.5.40.0060.00212.45
5.5.30.0060.00612.46
5.5.20.0090.00312.39
5.5.10.0060.00412.60
5.5.00.0050.00712.30
5.4.450.0050.01413.82
5.4.440.0060.01913.87
5.4.430.0120.01813.76
5.4.420.0300.01613.87
5.4.410.0110.01613.76
5.4.400.0050.02213.47
5.4.390.0080.01313.55
5.4.380.0170.02913.51
5.4.370.0140.01913.49
5.4.360.0110.02113.30
5.4.350.0120.02213.41
5.4.340.0210.02413.54
5.4.330.0030.00510.92
5.4.320.0040.01711.47
5.4.310.0020.02211.49
5.4.300.0050.01511.42
5.4.290.0040.02311.45
5.4.280.0070.02411.31
5.4.270.0040.02711.32
5.4.260.0080.02111.32
5.4.250.0050.02511.26
5.4.240.0070.02111.37
5.4.230.0040.02811.43
5.4.220.0050.02211.28
5.4.210.0050.02011.29
5.4.200.0050.02111.24
5.4.190.0090.02111.32
5.4.180.0040.02311.30
5.4.170.0040.02111.32
5.4.160.0040.02211.38
5.4.150.0060.03011.21
5.4.140.0060.02311.23
5.4.130.0050.02211.21
5.4.120.0070.02111.31
5.4.110.0090.02011.25
5.4.100.0090.02111.24
5.4.90.0080.02111.27
5.4.80.0070.02411.22
5.4.70.0040.02411.27
5.4.60.0050.02311.27
5.4.50.0080.01911.22
5.4.40.0070.02111.19
5.4.30.0020.02511.21
5.4.20.0080.02111.24
5.4.10.0040.02211.20
5.4.00.0030.02411.10
5.3.290.0050.01711.24
5.3.280.0050.01711.13
5.3.270.0060.02111.26
5.3.260.0060.03011.17
5.3.250.0090.02211.18
5.3.240.0060.02211.12
5.3.230.0060.02711.17
5.3.220.0070.04911.13
5.3.210.0050.02511.00
5.3.200.0080.03211.06
5.3.190.0050.02111.11
5.3.180.0070.01911.12
5.3.170.0070.01911.25
5.3.160.0020.02011.13
5.3.150.0050.02011.24
5.3.140.0050.01711.15
5.3.130.0040.02211.17
5.3.120.0080.02211.08
5.3.110.0060.02411.08
5.3.100.0040.02210.92
5.3.90.0080.02111.02
5.3.80.0050.01910.86
5.3.70.0050.02110.95
5.3.60.0080.01810.86
5.3.50.0060.02010.88
5.3.40.0060.02010.82
5.3.30.0050.01510.81
5.3.20.0040.01710.79
5.3.10.0040.01910.59
5.3.00.0050.01810.63
5.2.170.0060.0259.35
5.2.160.0080.0219.31
5.2.150.0080.0219.32
5.2.140.0050.0229.32
5.2.130.0110.0179.16
5.2.120.0080.0269.30
5.2.110.0080.0229.22
5.2.100.0060.0239.30
5.2.90.0090.0229.27
5.2.80.0080.0169.22
5.2.70.0070.0199.07
5.2.60.0040.0219.08
5.2.50.0040.0199.18
5.2.40.0020.0209.16
5.2.30.0070.0189.14
5.2.20.0050.0209.09
5.2.10.0080.0219.09
5.2.00.0060.0198.97
5.1.60.0080.0168.29
5.1.50.0040.0158.22
5.1.40.0040.0198.34
5.1.30.0080.0138.46
5.1.20.0050.0228.53
5.1.10.0070.0218.36
5.1.00.0090.0148.29
5.0.50.0030.0157.47
5.0.40.0040.0217.39
5.0.30.0030.0287.30
5.0.20.0050.0107.29
5.0.10.0070.0157.28
5.0.00.0050.0327.27
4.4.90.0060.0196.55
4.4.80.0050.0216.54
4.4.70.0030.0136.54
4.4.60.0040.0136.54
4.4.50.0020.0116.54
4.4.40.0030.0156.51
4.4.30.0020.0146.54
4.4.20.0060.0106.58
4.4.10.0040.0166.58
4.4.00.0050.0366.54
4.3.110.0030.0126.49
4.3.100.0060.0086.49
4.3.90.0010.0096.48
4.3.80.0040.0206.45
4.3.70.0020.0106.47
4.3.60.0040.0096.47
4.3.50.0020.0156.47
4.3.40.0020.0196.43
4.3.30.0010.0145.80
4.3.20.0030.0125.79
4.3.10.0020.0125.77
4.3.00.0020.01012.24

preferences:
37.7 ms | 400 KiB | 5 Q