str_trim
Removes whitespace characters (space, tab, newline, carriage return, vertical tab, form feed) from both ends.
Tag: trim
str_trim_left
Removes whitespace characters (space, tab, newline, carriage return, vertical tab, form feed) from beginning.
str_trim_right
Removes whitespace characters (space, tab, newline, carriage return, vertical tab, form feed) from end.