trim
Strip whitespace (or other characters) from the beginning and end of a string
&reftitle.description;
stringtrim
stringstr
stringcharlist
This function returns a string with whitespace stripped from the
beginning and end of str.
Without the second parameter,
trim will strip these characters:
" " (ASCII 32
(0x20)), an ordinary space.
"\t" (ASCII 9
(0x09)), a tab.
"\n" (ASCII 10
(0x0A)), a new line (line feed).
"\r" (ASCII 13
(0x0D)), a carriage return.
"\0" (ASCII 0
(0x00)), the NUL-byte.
"\x0B" (ASCII 11
(0x0B)), a vertical tab.
&reftitle.parameters;
str
The string that will be trimmed.
charlist
Optionally, the stripped characters can also be specified using
the charlist parameter.
Simply list all characters that you want to be stripped. With
.. you can specify a range of characters.
&reftitle.returnvalues;
The trimmed string.
&reftitle.changelog;
&Version;
&Description;
4.1.0
The optional charlist parameter was added.
&reftitle.examples;
Usage example of <function>trim</function>
]]>
Trimming array values with <function>trim</function>
]]>
&example.outputs;
string(5) "apple"
[1]=>
string(7) "banana "
[2]=>
string(11) " cranberry "
}
array(3) {
[0]=>
string(5) "apple"
[1]=>
string(6) "banana"
[2]=>
string(9) "cranberry"
}
]]>
&reftitle.seealso;
ltrim
rtrim