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.cr

Class Method Summary

Instance Method Summary

Instance methods inherited from class Reference

==(other)
==(other : self) ==, dup dup, hash hash, inspect(io : IO) : Nil inspect, object_id : UInt64 object_id, same?(other : Reference)
same?(other : Nil) same?, to_s(io : IO) : Nil to_s

Instance methods inherited from class Object

!=(other) !=, !~(other) !~, ==(other) ==, ===(other)
===(other : YAML::Any)
===(other : JSON::Any) ===, =~(other) =~, class class, crystal_type_id crystal_type_id, dup dup, hash hash, inspect(io : IO)
inspect inspect, itself itself, not_nil! not_nil!, tap(&block) tap, 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
to_yaml(io : IO) to_yaml, try(&block) try

Class methods inherited from class Object

==(other : Class) ==, ===(other) ===, cast(other) : self cast, clone clone, dup dup, from_json(string_or_io) : self
from_json(string_or_io, root : String) : self from_json, from_yaml(string : String) : self from_yaml, hash hash, inspect(io) inspect, name : String name, nilable? nilable?, to_s(io) to_s, |(other : U.class) |

Class Method 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


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Instance Method Detail

def each_row #

Returns an Iterator of Array(String) for the remaining rows.


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def each_row(&block) #

Yields each of the remaining rows as an Array(String).


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def next_row : Array(String) | Nil #

Returns the next row in the CSV, if any, or nil.


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def next_row(array : Array(String)) : Array(String) | Nil #

Reads the next row into the given array. Returns that same array, if a row was found, or nil.


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def parse : Array(Array(String)) #

Returns the remaining rows.


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def rewind #

Rewinds this parser to the first row.


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