Builds a string from an iterator preserving the order.
Same as
from_iter but it writes into a user-provided string instead of allocating a new one.
Get the a &str-value for a &str-key according to the parameters format.
Insert a key-value (&str, &str) pair by appending it at the end of s preserving the insertion order.
Same as
insert but keys are sorted in alphabetical order.
Returns true if all keys are sorted in alphabetical order
Returns an iterator of key-value (&str, &str) pairs according to the parameters format.
Joins two key-value (&str, &str) iterators removing from current any element whose key is present in new.
Remove a key-value (&str, &str) pair from s preserving the insertion order.
Get the a &str-value iterator for a &str-key according to the parameters format.