3v4l.org

run code in 300+ PHP versions simultaneously
<?php $authorisation = base64_encode( $this->getUsername() . ':' . $this->getPassword() ); echo $authorisation;

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)
8.3.60.0070.00718.43
8.3.50.0040.01117.93
8.3.40.0090.00618.59
8.3.30.0120.00318.77
8.3.20.0040.00420.13
8.3.10.0030.00618.43
8.3.00.0070.00320.77
8.2.180.0070.00716.38
8.2.170.0150.00422.96
8.2.160.0030.01022.26
8.2.150.0030.00625.66
8.2.140.0050.00324.66
8.2.130.0070.00721.07
8.2.120.0040.00426.35
8.2.110.0090.00020.80
8.2.100.0040.00817.80
8.2.90.0080.00019.09
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0060.00317.91
8.2.50.0040.00418.09
8.2.40.0000.01120.38
8.2.30.0040.00419.38
8.2.20.0040.00417.66
8.2.10.0000.00718.05
8.2.00.0070.00018.09
8.1.280.0080.00825.92
8.1.270.0160.00324.02
8.1.260.0060.00328.09
8.1.250.0040.00428.09
8.1.240.0100.01022.42
8.1.230.0080.00417.70
8.1.220.0030.00617.74
8.1.210.0040.00418.77
8.1.200.0000.00917.23
8.1.190.0000.00817.22
8.1.180.0040.00418.10
8.1.170.0060.00618.43
8.1.160.0040.00420.68
8.1.150.0040.00418.75
8.1.140.0040.00419.30
8.1.130.0030.00317.54
8.1.120.0040.00417.34
8.1.110.0000.00717.30
8.1.100.0050.00217.32
8.1.90.0070.00017.22
8.1.80.0040.00417.22
8.1.70.0050.00517.35
8.1.60.0000.00717.48
8.1.50.0040.00417.36
8.1.40.0080.00417.49
8.1.30.0030.00517.56
8.1.20.0070.00017.34
8.1.10.0000.00717.46
8.1.00.0040.00417.38
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0000.00718.28
8.0.270.0030.00317.03
8.0.260.0000.00617.17
8.0.250.0030.00316.95
8.0.240.0000.00616.83
8.0.230.0080.00016.87
8.0.220.0070.00016.88
8.0.210.0000.00716.92
8.0.200.0000.00616.94
8.0.190.0000.00716.91
8.0.180.0070.00016.80
8.0.170.0000.00716.87
8.0.160.0040.00416.98
8.0.150.0070.00016.79
8.0.140.0050.00216.66
8.0.130.0030.00313.33
8.0.120.0030.00616.82
8.0.110.0000.00716.72
8.0.100.0060.00316.87
8.0.90.0000.00816.84
8.0.80.0000.01516.83
8.0.70.0040.00416.74
8.0.60.0040.00416.70
8.0.50.0030.00516.92
8.0.30.0090.01217.06
8.0.20.0070.01117.40
8.0.10.0000.00817.02
8.0.00.0100.00716.70
7.4.330.0020.00216.87
7.4.320.0030.00316.48
7.4.300.0000.00716.47
7.4.290.0040.00416.43
7.4.280.0080.00016.43
7.4.270.0000.00716.50
7.4.260.0030.00616.46
7.4.250.0000.00816.33
7.4.240.0000.00716.44
7.4.230.0040.00416.34
7.4.220.0090.00916.55
7.4.210.0100.00516.50
7.4.200.0030.00316.50
7.4.160.0110.01116.45
7.4.150.0120.00617.40
7.4.140.0080.01117.86
7.4.130.0070.01016.45
7.4.120.0090.00916.51
7.4.110.0030.01316.45
7.4.100.0130.00716.62
7.4.90.0120.00916.55
7.4.80.0030.01619.39
7.4.70.0090.00616.55
7.4.60.0090.01216.50
7.4.50.0100.00316.63
7.4.40.0030.01316.41
7.4.30.0110.00616.47
7.4.00.0030.01114.82
7.3.330.0020.00213.17
7.3.320.0060.00013.09
7.3.310.0040.00316.30
7.3.300.0040.00416.21
7.3.290.0040.00416.16
7.3.280.0080.01016.25
7.3.270.0130.00417.40
7.3.260.0140.00616.50
7.3.240.0070.01116.38
7.3.230.0100.00616.40
7.3.210.0070.01116.49
7.3.200.0030.01416.25
7.3.190.0060.00916.32
7.3.180.0070.01016.19
7.3.170.0030.01316.41
7.3.160.0120.00416.48
7.3.120.0080.00714.83
7.3.110.0060.01114.83
7.3.100.0100.00714.75
7.3.90.0050.01014.70
7.3.80.0070.00814.79
7.3.70.0090.00614.68
7.3.60.0120.00114.78
7.3.50.0070.00914.65
7.3.40.0060.00414.63
7.3.30.0070.00814.75
7.3.20.0060.00516.37
7.3.10.0070.00616.61
7.3.00.0080.00316.31
7.2.330.0130.00316.57
7.2.320.0110.00716.38
7.2.310.0080.00816.50
7.2.300.0070.01016.66
7.2.290.0060.00916.33
7.2.250.0060.01315.00
7.2.240.0140.00315.03
7.2.230.0050.00814.78
7.2.220.0080.00514.90
7.2.210.0050.00814.67
7.2.200.0010.00714.78
7.2.190.0000.00914.81
7.2.180.0030.01014.78
7.2.170.0050.00814.87
7.2.160.0050.00715.00
7.2.150.0060.01016.66
7.2.140.0100.00516.75
7.2.130.0040.00916.75
7.2.120.0040.01016.72
7.2.110.0060.00816.68
7.2.100.0080.00716.84
7.2.90.0080.00616.75
7.2.80.0060.00616.86
7.2.70.0050.00616.77
7.2.60.0040.01116.79
7.2.50.0080.00716.85
7.2.40.0030.00816.69
7.2.30.0050.00716.74
7.2.20.0070.00716.72
7.2.10.0070.00816.74
7.2.00.0060.00817.40
7.1.330.0070.00915.52
7.1.320.0030.00915.57
7.1.310.0050.01015.62
7.1.300.0100.00315.56
7.1.290.0030.00815.65
7.1.280.0070.00515.48
7.1.270.0070.00815.57
7.1.260.0030.00915.72
7.1.250.0050.00415.59
7.1.240.0060.00615.62
7.1.230.0030.01315.55
7.1.220.0040.00715.55
7.1.210.0030.00615.22
7.1.200.0080.00615.60
7.1.190.0070.00415.73
7.1.180.0080.00015.63
7.1.170.0030.01315.31
7.1.160.0070.00415.45
7.1.150.0080.00415.55
7.1.140.0070.01015.34
7.1.130.0000.01615.42
7.1.120.0030.00915.68
7.1.110.0030.01015.55
7.1.100.0070.00716.85
7.1.90.0090.00415.61
7.1.80.0000.01415.66
7.1.70.0030.00716.19
7.1.60.0090.00817.49
7.1.50.0050.01316.08
7.1.40.0000.00915.76
7.1.30.0030.00615.27
7.1.20.0030.01015.63
7.1.10.0090.00015.29
7.1.00.0040.04218.87
7.0.330.0050.00515.21
7.0.320.0040.00415.22
7.0.310.0000.00915.28
7.0.300.0040.00415.05
7.0.290.0040.00415.38
7.0.280.0040.00715.12
7.0.270.0050.00914.94
7.0.260.0040.00715.20
7.0.250.0000.01515.06
7.0.240.0070.00315.22
7.0.230.0040.00715.16
7.0.220.0080.00015.30
7.0.210.0070.00715.09
7.0.200.0410.00714.95
7.0.190.0080.00015.10
7.0.180.0080.00015.32
7.0.170.0000.00915.11
7.0.160.0060.00615.38
7.0.150.0050.00315.25
7.0.140.0060.00615.29
7.0.130.0060.00615.38
7.0.120.0060.00515.26
7.0.110.0040.00815.29
7.0.100.0040.00715.24
7.0.90.0110.00015.35
7.0.80.0070.01015.34
7.0.70.0070.00715.00
7.0.60.0060.02518.51
7.0.50.0030.03916.56
7.0.40.0070.03516.57
7.0.30.0060.02716.65
7.0.20.0120.03016.66
7.0.10.0100.04616.76
7.0.00.0070.04516.77
5.6.400.0030.01014.01
5.6.390.0040.00714.34
5.6.380.0110.00314.21
5.6.370.0100.00614.09
5.6.360.0070.00714.25
5.6.350.0030.01014.14
5.6.340.0000.01413.95
5.6.330.0040.01114.21
5.6.320.0110.00414.14
5.6.310.0060.00614.33
5.6.300.0040.00414.21
5.6.290.0060.00314.39
5.6.280.0090.02017.65
5.6.270.0070.00713.89
5.6.260.0000.01414.21
5.6.250.0060.00813.85
5.6.240.0000.01514.08
5.6.230.0030.00614.09
5.6.220.0130.00314.12
5.6.210.0100.03217.32
5.6.200.0080.04516.11
5.6.190.0050.03117.28
5.6.180.0120.02517.33
5.6.170.0140.02817.36
5.6.160.0100.03817.23
5.6.150.0100.04316.20
5.6.140.0050.04716.26
5.6.130.0070.04316.19
5.6.120.0110.01817.65
5.6.110.0050.03117.43
5.6.100.0050.03717.52
5.6.90.0070.02517.42
5.6.80.0120.03317.26
5.6.70.0100.00713.91
5.6.60.0040.01113.97
5.6.50.0090.00014.00
5.6.40.0030.00914.24
5.6.30.0030.00914.14
5.6.20.0070.01013.89
5.6.10.0140.00414.07
5.6.00.0040.01113.96
5.5.380.0080.00313.66
5.5.370.0070.01014.23
5.5.360.0100.00313.91
5.5.350.0210.03817.38
5.5.340.0050.03015.89
5.5.330.0070.04517.10
5.5.320.0280.04117.06
5.5.310.0140.02417.22
5.5.300.0110.02615.95
5.5.290.0080.04215.90
5.5.280.0050.02317.48
5.5.270.0000.03117.58
5.5.260.0070.04417.45
5.5.250.0020.03717.08
5.5.240.0050.04317.05
5.5.230.0060.00314.04
5.5.220.0030.01313.99
5.5.210.0060.00913.99
5.5.200.0120.00314.04
5.5.190.0040.01214.00
5.5.180.0100.00714.04
5.5.170.0040.01414.14
5.5.160.0030.01014.04
5.5.150.0060.00914.17
5.5.140.0110.00414.13
5.5.130.0150.00014.04
5.5.120.0060.01014.05
5.5.110.0100.01014.14
5.5.100.0040.01513.93
5.5.90.0100.00713.93
5.5.80.0000.01413.77
5.5.70.0030.01014.18
5.5.60.0070.01013.50
5.5.50.0060.00314.05
5.5.40.0060.00914.05
5.5.30.0080.00614.09
5.5.20.0080.00813.57
5.5.10.0030.00713.71
5.5.00.0060.00614.10

preferences:
68.96 ms | 401 KiB | 5 Q