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CSV (comma-separated values) is a text file format where each line contains fields separated by a comma. The format generalizes to “character-separated values” where the separator is some character other than comma.

CSV (comma-separated values) is a format for text files where each line contains multiple fields separated by commas.

There are many variants of the format with different rules for quoting; while the format is standardized in RFC 4180, not all software follows that standard.

CSV can also stand for “character-separated values”, denoting text files where lines contain fields separated by a character other than a comma (semicolon, tab, etc.).