Merge pull request #251 from rwtolbert/examples_string_47trim

add examples for string/trim

Author: sogaiu

examples/string_47trim.janet

@@ -0,0 +1,8 @@
+# trim leading and trailing whitespace
+(string/trim "  foo ") # -> "foo"
+
+# default whitespace includes " \t\r\n\v\f"
+(string/trim "\t bar\n\r\f") # -> "bar"
+
+# provide custom set of characters to trim
+(string/trim "_.foo_bar. \n" " ._\n") # -> "foo_bar"