Name
trim — Remove whitespace from the beginning and end of a string
Usage
String.trim(str)
str
Description
Returns a new string in which any leading or trailing whitespace in
str has been removed. Returns invalid if
str can’t be converted to a string.
Examples
String.trim("foo")returns "foo"
String.trim(" Once upon a time ")returns string "Once
upon
a
time"
String.trim(invalid)
returns invalid
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