qdap (version 2.2.1)

check_text: Check Text For Potential Problems

Description

Uncleaned text may result in errors, warnings, and incorrect results in subsequent analysis. check_text checks text for potential problems and suggests possible fixes. Potential text anomalies that are detected include: factors, missing ending punctuation, empty cells, double punctuation, non-space after comma, no alphabetic characters, non-ascii, missing value, and potentially misspelled words.

Usage

check_text(text.var, file = NULL)

Arguments

text.var

The text variable.

file

A connection, or a character string naming the file to print to. If NULL prints to the console. Note that this is assigned as an attribute and passed to print.

Value

• Returns a list with the following potential text faults reports:
  • non_character
  {- Text that is non-character.}
• missing_ending_punctuation
  - Text with no endmark at the end of the string.
• empty
  - Text that contains an empty element (i.e., "").
• double_punctuation
  - Text that contains two qdap punctuation marks in the same string.
• non_space_after_comma
  - Text that contains commas with no space after them.
• no_alpha
  - Text that contains string elements with no alphabetic characters.
• non_ascii
  - Text that contains non-ASCII characters.
• missing_value
  - Text that contains missing values (i.e., NA).
• containing_escaped
  - Text that contains escaped (see ?Quotes).
• containing_digits
  - Text that contains digits.
• indicating_incomplete
  - Text that contains endmarks that are indicative of incomplete/trailing sentences (e.g., ...).
• potentially_misspelled
  - Text that contains potentially misspelled words.

See Also

check_spelling_interactive

Examples

x <- c("i like", "i want. thet them .", "I am ! that|", "", NA,
    "they,were there", ".", "   ", "?", "3;", "I like goud eggs!",
    "i 4like...", "\\tgreat",  "She said \"yes\"")
check_text(x)
print(check_text(x), include.text=FALSE)

y <- c("A valid sentence.", "yet another!")
check_text(y)