3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = "Alien"; echo str_pad($input, 10); // produces "Alien " echo str_pad($input, 10, "-=", STR_PAD_LEFT); // produces "-=-=-Alien" echo str_pad($input, 10, "_", STR_PAD_BOTH); // produces "__Alien___" echo str_pad($input, 6 , "___"); // produces "Alien_" ?> <?php

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)
8.3.40.0100.00718.90
8.3.30.0110.01118.77
8.3.20.0080.00018.60
8.3.10.0080.00018.64
8.3.00.0030.00519.38
8.2.170.0040.01122.96
8.2.160.0090.00620.52
8.2.150.0070.00324.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0060.00320.84
8.2.110.0000.00820.57
8.2.100.0110.00018.03
8.2.90.0000.00817.60
8.2.80.0000.00917.97
8.2.70.0060.00318.04
8.2.60.0080.00018.03
8.2.50.0040.00418.10
8.2.40.0000.00920.58
8.2.30.0030.00717.98
8.2.20.0040.00417.76
8.2.10.0040.00417.68
8.2.00.0030.00717.67
8.1.270.0040.00424.66
8.1.260.0060.00326.35
8.1.250.0070.00028.09
8.1.240.0100.00723.96
8.1.230.0070.00419.09
8.1.220.0060.00317.79
8.1.210.0080.00018.77
8.1.200.0030.00617.35
8.1.190.0000.00917.10
8.1.180.0030.00618.10
8.1.170.0060.00318.53
8.1.160.0040.00418.88
8.1.150.0040.00418.56
8.1.140.0070.00017.43
8.1.130.0030.00317.82
8.1.120.0000.00717.46
8.1.110.0000.00717.30
8.1.100.0030.00317.46
8.1.90.0040.00317.42
8.1.80.0000.00717.40
8.1.70.0000.00717.38
8.1.60.0050.00317.44
8.1.50.0040.00417.38
8.1.40.0030.00617.42
8.1.30.0000.00817.55
8.1.20.0040.00417.48
8.1.10.0060.00317.55
8.1.00.0040.00417.41
8.0.300.0040.00419.69
8.0.290.0060.00316.63
8.0.280.0030.00518.44
8.0.270.0000.00717.31
8.0.260.0000.00916.68
8.0.250.0070.00016.97
8.0.240.0000.00716.96
8.0.230.0040.00416.77
8.0.220.0000.00616.85
8.0.210.0000.00716.87
8.0.200.0000.00816.87
8.0.190.0040.00416.87
8.0.180.0030.00316.85
8.0.170.0000.00916.67
8.0.160.0040.00416.89
8.0.150.0060.00316.73
8.0.140.0000.01016.82
8.0.130.0000.00513.21
8.0.120.0050.00316.89
8.0.110.0070.00016.83
8.0.100.0040.00416.67
8.0.90.0000.00816.91
8.0.80.0090.00616.79
8.0.70.0050.00316.88
8.0.60.0070.00016.82
8.0.50.0040.00416.86
8.0.30.0090.00917.29
8.0.20.0150.00317.23
8.0.10.0040.00416.84
8.0.00.0100.00816.73
7.4.330.0030.00312.92
7.4.320.0000.00616.33
7.4.300.0080.00016.54
7.4.290.0030.00316.59
7.4.280.0070.00016.45
7.4.270.0000.00716.45
7.4.260.0050.00013.11
7.4.250.0040.00416.46
7.4.240.0020.00516.43
7.4.230.0070.00016.63
7.4.220.0070.01416.47
7.4.210.0070.00816.53
7.4.200.0000.00716.27
7.4.190.0030.00316.66
7.4.160.0060.01316.42
7.4.150.0070.01016.45
7.4.140.0080.00916.41
7.4.130.0090.00916.55
7.4.120.0070.01016.44
7.4.110.0070.01016.50
7.4.100.0070.01316.39
7.4.90.0040.01416.41
7.4.80.0090.00919.39
7.4.70.0090.00916.23
7.4.60.0090.00616.35
7.4.50.0080.00516.42
7.4.40.0040.01416.54
7.4.30.0160.00416.41
7.3.330.0000.00613.11
7.3.320.0030.00313.01
7.3.310.0030.00315.96
7.3.300.0040.00416.17
7.3.290.0040.01116.14
7.3.280.0030.01316.14
7.3.270.0140.00416.41
7.3.260.0080.01116.22
7.3.250.0100.01016.39
7.3.240.0070.01016.27
7.3.230.0140.00316.47
7.3.210.0070.01016.41
7.3.200.0000.01516.43
7.3.190.0040.01216.09
7.3.180.0040.01116.39
7.3.170.0100.00716.27
7.3.160.0000.01616.24
7.2.330.0030.01616.23
7.2.320.0130.00316.63
7.2.310.0040.01216.22
7.2.300.0070.01016.44
7.2.290.0100.00616.40
5.5.80.0100.06017.23
5.5.70.0070.05017.22
5.5.60.0130.06317.13
5.5.50.0130.06717.15
5.5.40.0070.06017.25
5.5.30.0030.06717.11
5.5.20.0030.07317.23
5.5.10.0100.07017.13
5.5.00.0030.05717.12
5.4.240.0070.04718.82
5.4.230.0030.04718.99
5.4.220.0030.08319.00
5.4.210.0070.08018.98
5.4.200.0100.07318.99
5.4.190.0130.07019.19
5.4.180.0130.07318.94
5.4.170.0070.06719.00
5.4.160.0130.06718.98
5.4.150.0170.07018.88
5.4.140.0200.06316.31
5.4.130.0130.07016.17
5.4.120.0100.05316.33
5.4.110.0030.05316.23
5.4.100.0170.05316.52
5.4.90.0030.04716.28
5.4.80.0170.05316.30
5.4.70.0030.07716.16
5.4.60.0030.03716.36
5.4.50.0030.04016.33
5.4.40.0000.05316.46
5.4.30.0000.05016.33
5.4.20.0130.05316.22
5.4.10.0030.07016.50
5.4.00.0070.07015.73
5.3.290.0130.05714.64
5.3.280.0100.07014.56
5.3.270.0070.04314.55
5.3.260.0070.08014.57
5.3.250.0100.07714.56
5.3.240.0000.08714.52
5.3.230.0100.08014.52
5.3.220.0100.03714.34
5.3.210.0030.06314.51
5.3.200.0070.07714.52
5.3.190.0070.06714.49
5.3.180.0070.07714.53
5.3.170.0070.07314.34
5.3.160.0030.03714.35
5.3.150.0100.03314.39
5.3.140.0070.04314.49
5.3.130.0070.07714.63
5.3.120.0030.05714.55
5.3.110.0070.06014.37
5.3.100.0130.07013.96
5.3.90.0000.07714.00
5.3.80.0100.05713.87
5.3.70.0100.06313.77
5.3.60.0030.04713.98
5.3.50.0170.06313.91
5.3.40.0070.04013.70
5.3.30.0070.07313.87
5.3.20.0030.06713.67
5.3.10.0070.07313.50
5.3.00.0070.07013.60
5.2.170.0000.05711.07
5.2.160.0030.04710.96
5.2.150.0070.06311.11
5.2.140.0070.05711.14
5.2.130.0070.05711.13
5.2.120.0030.04711.09
5.2.110.0170.03311.13
5.2.100.0070.06010.92
5.2.90.0070.05711.24
5.2.80.0000.07011.23
5.2.70.0100.05711.23
5.2.60.0030.06311.05
5.2.50.0030.06310.97
5.2.40.0000.05310.97
5.2.30.0030.04310.96
5.2.20.0130.05010.95
5.2.10.0000.04710.83
5.2.00.0100.05310.73
5.1.60.0070.0309.93
5.1.50.0000.05010.14
5.1.40.0030.0479.93
5.1.30.0030.05710.22
5.1.20.0070.05710.32
5.1.10.0000.03310.14
5.1.00.0030.05710.09
5.0.50.0030.0508.68
5.0.40.0030.0408.37
5.0.30.0030.0438.13
5.0.20.0070.0408.18
5.0.10.0030.0478.20
5.0.00.0070.0538.18
4.4.90.0070.0177.75
4.4.80.0030.0337.75
4.4.70.0000.0377.75
4.4.60.0070.0237.75
4.4.50.0070.0277.75
4.4.40.0000.0577.75
4.4.30.0000.0337.75
4.4.20.0070.0337.75
4.4.10.0070.0237.75
4.4.00.0100.0507.75
4.3.110.0000.0377.75
4.3.100.0030.0177.75
4.3.90.0000.0177.75
4.3.80.0070.0477.75
4.3.70.0070.0277.75
4.3.60.0070.0237.75
4.3.50.0070.0337.75
4.3.40.0030.0277.75
4.3.30.0000.0207.75
4.3.20.0030.0237.75
4.3.10.0000.0377.75
4.3.00.0000.0377.75

preferences:
47.69 ms | 400 KiB | 5 Q