Key and value are separated by couple_sep
.
Couples are separated by sep
.
var m = new HashMap[Int, String]
m[1] = "one"
m[10] = "ten"
assert m.join("; ", "=") == "1=one; 10=ten"
# Concatenate couples of key value.
# Key and value are separated by `couple_sep`.
# Couples are separated by `sep`.
#
# ~~~
# var m = new HashMap[Int, String]
# m[1] = "one"
# m[10] = "ten"
# assert m.join("; ", "=") == "1=one; 10=ten"
# ~~~
fun join(sep, couple_sep: String): String is abstract
lib/core/text/abstract_text.nit:2415,2--2425,54
redef fun join(sep, couple_sep)
do
if is_empty then return ""
var s = new Buffer # Result
# Concat first item
var i = iterator
var k = i.key
var e = i.item
s.append("{k or else "<null>"}{couple_sep}{e or else "<null>"}")
# Concat other _items
i.next
while i.is_ok do
s.append(sep)
k = i.key
e = i.item
s.append("{k or else "<null>"}{couple_sep}{e or else "<null>"}")
i.next
end
return s.to_s
end
lib/core/text/flat.nit:1571,2--1593,4