3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo base64_encode('6678'); //echo '--' . base64_encode('6666'); //echo '--' . base64_encode('6665'); //echo '--' . base64_encode('6663'); //echo '--' . base64_encode('6660');

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)
8.3.60.0160.00318.55
8.3.50.0170.00317.93
8.3.40.0090.00618.71
8.3.30.0070.00718.92
8.3.20.0000.00820.16
8.3.10.0080.00023.84
8.3.00.0070.00019.07
8.2.180.0100.01018.04
8.2.170.0030.01022.96
8.2.160.0070.00720.52
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0000.00819.54
8.2.110.0030.00722.07
8.2.100.0040.00717.78
8.2.90.0030.01017.59
8.2.80.0040.00417.97
8.2.70.0050.00317.88
8.2.60.0040.00418.03
8.2.50.0090.00318.10
8.2.40.0000.00819.17
8.2.30.0000.00819.04
8.2.20.0000.00817.71
8.2.10.0040.00417.80
8.2.00.0000.00917.43
8.1.280.0090.00625.92
8.1.270.0080.00018.62
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00324.05
8.1.230.0080.00420.79
8.1.220.0080.00017.74
8.1.210.0030.00618.77
8.1.200.0030.00617.10
8.1.190.0030.00617.09
8.1.180.0060.00318.10
8.1.170.0050.00320.95
8.1.160.0000.00820.66
8.1.150.0040.00718.66
8.1.140.0080.00017.35
8.1.130.0000.00817.70
8.1.120.0070.00017.29
8.1.110.0050.00217.26
8.1.100.0000.00817.23
8.1.90.0030.00317.29
8.1.80.0000.00717.15
8.1.70.0080.00017.32
8.1.60.0060.00317.38
8.1.50.0000.00917.36
8.1.40.0060.00317.43
8.1.30.0040.00417.55
8.1.20.0070.00017.57
8.1.10.0070.00017.32
8.1.00.0030.00617.33
8.0.300.0070.00021.52
8.0.290.0060.00316.63
8.0.280.0030.00318.28
8.0.270.0070.00017.11
8.0.260.0030.00317.17
8.0.250.0070.00016.77
8.0.240.0000.00816.89
8.0.230.0000.00716.74
8.0.220.0000.00716.75
8.0.210.0030.00516.70
8.0.200.0050.00316.71
8.0.190.0030.00616.70
8.0.180.0030.00316.72
8.0.170.0000.00816.79
8.0.160.0030.00316.76
8.0.150.0080.00016.65
8.0.140.0030.00316.75
8.0.130.0000.00613.21
8.0.120.0030.00616.61
8.0.110.0030.00516.64
8.0.100.0050.00316.70
8.0.90.0030.00316.61
8.0.80.0030.01116.64
8.0.70.0050.00216.54
8.0.60.0040.00416.77
8.0.50.0040.00416.69
8.0.30.0070.01416.87
8.0.20.0150.00617.40
8.0.10.0040.00416.80
8.0.00.0110.00916.59
7.4.330.0060.00015.03
7.4.320.0000.00716.46
7.4.300.0030.00316.32
7.4.290.0000.01016.44
7.4.280.0020.00516.48
7.4.270.0030.00316.26
7.4.260.0030.00616.39
7.4.250.0000.00816.22
7.4.240.0030.00316.28
7.4.230.0000.00616.20
7.4.220.0120.00616.46
7.4.210.0060.01316.39
7.4.200.0050.00216.55
7.4.160.0110.00416.38
7.4.150.0130.00617.40
7.4.140.0060.01117.86
7.4.130.0120.00816.33
7.4.120.0070.00816.40
7.4.110.0160.01016.21
7.4.100.0070.01516.34
7.4.90.0130.00316.31
7.4.80.0130.01019.39
7.4.70.0080.01216.48
7.4.60.0100.00616.24
7.4.50.0000.00816.33
7.4.40.0140.00316.42
7.4.30.0100.00616.32
7.4.10.0040.01414.80
7.4.00.0090.00714.85
7.3.330.0000.00513.00
7.3.320.0050.00013.03
7.3.310.0000.00716.17
7.3.300.0030.00316.13
7.3.290.0050.01216.15
7.3.280.0110.00916.14
7.3.270.0070.01017.40
7.3.260.0100.00716.43
7.3.250.0100.00916.16
7.3.240.0070.01016.32
7.3.230.0100.00716.39
7.3.210.0060.01216.42
7.3.200.0090.00919.39
7.3.190.0130.00316.33
7.3.180.0060.01516.18
7.3.170.0160.00316.27
7.3.160.0040.01216.36
7.3.130.0070.01114.71
7.3.120.0080.00814.55
7.3.110.0060.01114.76
7.3.100.0050.00914.72
7.3.90.0070.00514.77
7.3.80.0070.00414.58
7.3.70.0030.00814.46
7.3.60.0050.01014.61
7.3.50.0050.00614.74
7.3.40.0020.01114.61
7.3.30.0090.00614.51
7.3.20.0090.00416.48
7.3.10.0020.01016.45
7.3.00.0080.00616.53
7.2.330.0140.00316.21
7.2.320.0090.00616.26
7.2.310.0110.00716.30
7.2.300.0090.00916.14
7.2.290.0070.01416.34
7.2.260.0070.01314.96
7.2.250.0060.01014.89
7.2.240.0100.00614.96
7.2.230.0110.00515.05
7.2.220.0050.00914.95
7.2.210.0050.01014.84
7.2.200.0040.01014.79
7.2.190.0060.00914.89
7.2.180.0020.01114.78
7.2.170.0030.01114.92
7.2.160.0070.00714.58
7.2.150.0070.01416.91
7.2.140.0000.01816.98
7.2.130.0070.01016.83
7.2.120.0000.01316.50
7.2.110.0100.00716.88
7.2.100.0040.01416.43
7.2.90.0130.00316.75
7.2.80.0040.01116.45
7.2.70.0090.00616.77
7.2.60.0090.00616.73
7.2.50.0070.00717.01
7.2.40.0030.01216.80
7.2.30.0090.00916.67
7.2.20.0040.01116.93
7.2.10.0040.00716.77
7.2.00.0060.00917.77
7.1.330.0030.01115.70
7.1.320.0050.01015.65
7.1.310.0060.00715.70
7.1.300.0060.00815.68
7.1.290.0050.00715.45
7.1.280.0030.01115.46
7.1.270.0020.01215.62
7.1.260.0020.01115.64
7.1.250.0100.00315.88
7.1.240.0000.01115.51
7.1.230.0030.01015.45
7.1.220.0080.00415.55
7.1.210.0100.00715.77
7.1.200.0060.01215.43
7.1.190.0060.00615.56
7.1.180.0030.00815.57
7.1.170.0040.01115.66
7.1.160.0040.01115.73
7.1.150.0060.00615.62
7.1.140.0060.00615.67
7.1.130.0040.01115.54
7.1.120.0060.00315.76
7.1.110.0070.00715.39
7.1.100.0020.01016.89
7.1.90.0100.00015.70
7.1.80.0030.01315.50
7.1.70.0030.01016.41
7.1.60.0060.01117.54
7.1.50.0050.01116.11
7.1.40.0040.00715.62
7.1.30.0110.00415.73
7.1.20.0000.00815.39
7.1.10.0000.01215.65
7.1.00.0030.04418.98
7.0.330.0030.00515.23
7.0.320.0030.01015.31
7.0.310.0070.00415.02
7.0.300.0030.01015.45
7.0.290.0070.01015.15
7.0.280.0030.01115.23
7.0.270.0060.00915.37
7.0.260.0060.00615.35
7.0.250.0110.00415.34
7.0.240.0030.00915.50
7.0.230.0040.00815.36
7.0.220.0100.00315.42
7.0.210.0090.00315.49
7.0.200.0030.00715.95
7.0.190.0000.01315.11
7.0.180.0000.01015.55
7.0.170.0100.00315.48
7.0.160.0040.01115.27
7.0.150.0040.00715.16
7.0.140.0030.03218.60
7.0.130.0060.00615.17
7.0.120.0120.00315.41
7.0.110.0060.00915.43
7.0.100.0090.00915.30
7.0.90.0000.01015.02
7.0.80.0120.00315.41
7.0.70.0110.00415.39
7.0.60.0080.03817.63
7.0.50.0050.04616.65
7.0.40.0080.04716.92
7.0.30.0170.03316.57
7.0.20.0210.02716.77
7.0.10.0080.04316.75
7.0.00.0030.02216.56
5.6.400.0030.00914.17
5.6.390.0040.00814.01
5.6.380.0070.00714.58
5.6.370.0070.00414.33
5.6.360.0080.00414.36
5.6.350.0070.00713.98
5.6.340.0040.01114.28
5.6.330.0090.00614.14
5.6.320.0040.01114.52
5.6.310.0110.00414.23
5.6.300.0090.00314.18
5.6.290.0080.00314.20
5.6.280.0050.04217.57
5.6.270.0000.01314.27
5.6.260.0000.01814.08
5.6.250.0070.00314.16
5.6.240.0030.01013.96
5.6.230.0040.01114.32
5.6.220.0090.00614.07
5.6.210.0070.03917.46
5.6.200.0080.04316.04
5.6.190.0050.04517.40
5.6.180.0180.02017.37
5.6.170.0180.03817.21
5.6.160.0070.03217.28
5.6.150.0030.03916.05
5.6.140.0030.03816.36
5.6.130.0070.04116.18
5.6.120.0050.02817.55
5.6.110.0070.03817.66
5.6.100.0030.04217.61
5.6.90.0050.02317.66
5.6.80.0050.02417.29
5.6.70.0040.00413.85
5.6.60.0060.00914.08
5.6.50.0060.00614.14
5.6.40.0050.00514.02
5.6.30.0070.00714.02
5.6.20.0030.00713.86
5.6.10.0040.01114.20
5.6.00.0060.00613.94
5.5.380.0040.01014.26
5.5.370.0000.01714.16
5.5.360.0030.01113.79
5.5.350.0120.03017.28
5.5.340.0030.02616.08
5.5.330.0040.02417.16
5.5.320.0090.04517.11
5.5.310.0150.04216.99
5.5.300.0060.04216.03
5.5.290.0030.03615.95
5.5.280.0000.03017.32
5.5.270.0070.02517.32
5.5.260.0060.04017.31
5.5.250.0070.03817.40
5.5.240.0080.03817.19
5.5.230.0030.01014.07
5.5.220.0090.00614.04
5.5.210.0080.00014.13
5.5.200.0030.00913.75
5.5.190.0110.00413.70
5.5.180.0030.01014.16
5.5.170.0030.01014.10
5.5.160.0030.00714.09
5.5.150.0000.01113.86
5.5.140.0030.01013.60
5.5.130.0040.00814.00
5.5.120.0030.00713.86
5.5.110.0030.00614.19
5.5.100.0050.00513.95
5.5.90.0000.01213.82
5.5.80.0070.00314.07
5.5.70.0040.01113.98
5.5.60.0040.01113.80
5.5.50.0070.01013.90
5.5.40.0000.01014.22
5.5.30.0000.01214.09
5.5.20.0030.00814.04
5.5.10.0000.01013.82
5.5.00.0070.00313.88
5.4.450.0150.02915.26
5.4.440.0130.02615.21
5.4.430.0170.02615.21
5.4.420.0160.02715.32
5.4.410.0100.02815.18
5.4.400.0130.02815.04
5.4.390.0110.03015.14
5.4.380.0110.03814.88
5.4.370.0120.02714.83
5.4.360.0100.03014.78
5.4.350.0070.03314.83
5.4.340.0130.02714.89
5.4.330.0060.00311.05
5.4.320.0250.03314.87
5.4.310.0110.02714.87
5.4.300.0100.03314.81
5.4.290.0070.03414.80
5.4.280.0100.03214.89
5.4.270.0160.02614.77
5.4.260.0180.02614.87
5.4.250.0100.03314.88
5.4.240.0120.03214.77
5.4.230.0100.03014.87
5.4.220.0100.02814.91
5.4.210.0100.02814.91
5.4.200.0260.02813.74
5.4.190.0050.03614.86
5.4.180.0180.03714.77
5.4.170.0080.03314.88
5.4.160.0260.02814.76
5.4.150.0100.03414.88
5.4.140.0400.03213.65
5.4.130.0100.03213.65
5.4.120.0180.03513.63
5.4.110.0060.03113.60
5.4.100.0320.03313.55
5.4.90.0200.02813.61
5.4.80.0090.02813.63
5.4.70.0220.03513.60
5.4.60.0080.03513.63
5.4.50.0260.02513.62
5.4.40.0080.03313.57
5.4.30.0220.02613.66
5.4.20.0150.02613.53
5.4.10.0240.02613.53
5.4.00.0090.02913.27
5.3.290.0230.04714.77
5.3.280.0470.04714.63
5.3.270.0170.06014.70
5.3.260.0600.04014.57
5.3.250.0170.05314.49
5.3.240.0770.05714.69
5.3.230.0200.05014.57
5.3.220.0300.06314.66
5.3.210.0170.05714.51
5.3.200.0400.05314.59
5.3.190.0130.05314.53
5.3.180.0400.05014.55
5.3.170.0170.05014.63
5.3.160.0400.06314.52
5.3.150.0170.04714.51
5.3.140.0330.05714.56
5.3.130.0200.05014.45
5.3.120.0070.06014.52
5.3.110.0400.06014.54
5.3.100.0170.05313.94
5.3.90.0500.04314.13
5.3.80.0100.07314.00
5.3.70.0400.05314.00
5.3.60.0070.06013.96
5.3.50.0400.05013.87
5.3.40.0200.05013.86
5.3.30.0400.04713.85
5.3.20.0130.05313.62
5.3.10.0470.04713.54
5.3.00.0100.05713.72
5.2.170.0030.05311.17
5.2.160.0070.04711.07
5.2.150.0470.04011.17
5.2.140.0130.04311.20
5.2.130.0430.04011.25
5.2.120.0270.04311.05
5.2.110.0570.04711.09
5.2.100.0170.04011.05
5.2.90.0070.04711.01
5.2.80.0630.03711.09
5.2.70.0070.05011.04
5.2.60.0370.04310.98
5.2.50.0070.05010.94
5.2.40.0070.04710.95
5.2.30.0130.05011.01
5.2.20.0370.04310.98
5.2.10.0200.04310.83
5.2.00.0170.03710.85
5.1.60.0370.0339.95
5.1.50.0030.04310.04
5.1.40.0070.0379.98
5.1.30.0470.04310.30
5.1.20.0170.03010.50
5.1.10.0100.04010.11
5.1.00.0330.04010.13
5.0.50.0100.0278.57
5.0.40.0100.0238.42
5.0.30.0100.0408.33
5.0.20.0030.0338.17
5.0.10.0330.0278.16
5.0.00.0030.0508.27
4.4.90.0070.0235.95
4.4.80.0100.0175.89
4.4.70.0130.0305.86
4.4.60.0130.0175.94
4.4.50.0070.0205.89
4.4.40.0100.0335.90
4.4.30.0370.0235.89
4.4.20.0100.0175.92
4.4.10.0170.0175.92
4.4.00.0100.0375.93
4.3.110.0070.0235.88
4.3.100.0030.0335.84
4.3.90.0100.0205.91
4.3.80.0100.0305.78
4.3.70.0270.0235.77
4.3.60.0030.0235.91
4.3.50.0030.0235.86
4.3.40.0030.0375.75
4.3.30.0030.0274.59
4.3.20.0030.0234.52
4.3.10.0000.0234.50
4.3.00.0030.0237.58

preferences:
54.4 ms | 400 KiB | 5 Q