class CSV::Parser
Overview
A CSV parser. It lets you consume a CSV row by row.
Most of the time CSV#parse
and CSV#each_row
are more convenient.
Defined in:
csv/parser.crConstructors
Instance Method Summary
- #each_row(&block) : Nil
- #each_row
-
#next_row(array : Array(String)) : Array(String)?
Reads the next row into the given array.
-
#next_row : Array(String)?
Returns the next row in the CSV, if any, or
nil
. -
#parse : Array(Array(String))
Returns the remaining rows.
-
#rewind
Rewinds this parser to the first row.
Instance methods inherited from class Reference
==(other : self)==(other) ==, dup dup, hash hash, inspect(io : IO) : Nil inspect, object_id : UInt64 object_id, pretty_print(pp) : Nil pretty_print, same?(other : Reference)
same?(other : Nil) same?, to_s(io : IO) : Nil to_s
Constructor methods inherited from class Reference
new
new
Instance methods inherited from class Object
!=(other)
!=,
!~(other)
!~,
==(other)
==,
===(other : JSON::Any)===(other : YAML::Any)
===(other) ===, =~(other) =~, class class, dup dup, hash hash, inspect(io : IO)
inspect inspect, itself itself, not_nil! not_nil!, pretty_inspect(width = 79, newline = "\n", indent = 0) : String pretty_inspect, pretty_print(pp : PrettyPrint) : Nil pretty_print, tap(&block) tap, to_json(io : IO)
to_json to_json, to_pretty_json(indent : String = " ")
to_pretty_json(io : IO, indent : String = " ") to_pretty_json, to_s
to_s(io : IO) to_s, to_yaml(io : IO)
to_yaml to_yaml, try(&block) try, unsafe_as(type : T.class) forall T unsafe_as
Constructor methods inherited from class Object
from_json(string_or_io, root : String) : selffrom_json(string_or_io) : self from_json, from_yaml(string_or_io) : self from_yaml
Constructor Detail
def self.new(string_or_io : String | IO, separator : Char = DEFAULT_SEPARATOR, quote_char : Char = DEFAULT_QUOTE_CHAR)
#
Creates a parser from a String
or IO
.
Optionally takes the optional separator and quote_char arguments for
specifying non-standard cell separators and quote characters
Instance Method Detail
Reads the next row into the given array.
Returns that same array, if a row was found, or nil
.