The rtrim() function is used to remove the white spaces from end of the string.
Syntax
rtrim(str, charlist)
Parameters
str − The string to check
charlist − Specifies which characters to remove from the string. If this parameter isn’t included, then, all of the below given characters are removed −
"\0" - NULL
"\t" - tab
"\n" - new line
"\x0B" - vertical tab
"\r" - carriage return
" " - ordinary white space
Return
The rtrim() function returns the modified string.
Example
The following is an example −
<?php $str = "Welcome to our website! "; echo "Applying rtrim(): " . rtrim($str); ?>
Output
The following is the output −
Applying rtrim(): Welcome to our website!
Example
Let us see another example −
<?php $str = "Welcome to our website! \n\n\n\n\n\n "; echo "Applying rtrim(): " . rtrim($str); ?>
Output
The following is the output −
Applying rtrim(): Welcome to our website!