Fast and Portable Character String Processing Facilities
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Documentation for package ‘stringi’ version 1.8.4
Help Pages
| stringi-package | Fast and Portable Character String Processing in R |
-- A --
| about_arguments | Passing Arguments to Functions in 'stringi' |
| about_encoding | Character Encodings and 'stringi' |
| about_locale | Locales and 'stringi' |
| about_search | String Searching |
| about_search_boundaries | Text Boundary Analysis in 'stringi' |
| about_search_charclass | Character Classes in 'stringi' |
| about_search_coll | Locale-Sensitive Text Searching in 'stringi' |
| about_search_fixed | Locale-Insensitive Fixed Pattern Matching in 'stringi' |
| about_search_regex | Regular Expressions in 'stringi' |
| about_stringi | Fast and Portable Character String Processing in R |
| arguments | Passing Arguments to Functions in 'stringi' |
-- E --
| encoding | Character Encodings and 'stringi' |
-- L --
| locale | Locales and 'stringi' |
-- O --
| operator_add | Concatenate Two Character Vectors |
| operator_compare | Compare Strings with or without Collation |
| operator_dollar | C-Style Formatting with 'stri_sprintf' as a Binary Operator |
| operator_multiply | Duplicate Strings |
| operator_plus | Concatenate Two Character Vectors |
| oper_compare | Compare Strings with or without Collation |
| oper_comparison | Compare Strings with or without Collation |
| oper_dollar | C-Style Formatting with 'stri_sprintf' as a Binary Operator |
| oper_multiply | Duplicate Strings |
| oper_plus | Concatenate Two Character Vectors |
-- S --
| search | String Searching |
| search_boundaries | Text Boundary Analysis in 'stringi' |
| search_charclass | Character Classes in 'stringi' |
| search_coll | Locale-Sensitive Text Searching in 'stringi' |
| search_fixed | Locale-Insensitive Fixed Pattern Matching in 'stringi' |
| search_regex | Regular Expressions in 'stringi' |
| stringi | Fast and Portable Character String Processing in R |
| stringi-arguments | Passing Arguments to Functions in 'stringi' |
| stringi-encoding | Character Encodings and 'stringi' |
| stringi-locale | Locales and 'stringi' |
| stringi-search | String Searching |
| stringi-search-boundaries | Text Boundary Analysis in 'stringi' |
| stringi-search-charclass | Character Classes in 'stringi' |
| stringi-search-coll | Locale-Sensitive Text Searching in 'stringi' |
| stringi-search-fixed | Locale-Insensitive Fixed Pattern Matching in 'stringi' |
| stringi-search-regex | Regular Expressions in 'stringi' |
| stri_c | Concatenate Character Vectors |
| stri_cmp | Compare Strings with or without Collation |
| stri_cmp_eq | Compare Strings with or without Collation |
| stri_cmp_equiv | Compare Strings with or without Collation |
| stri_cmp_ge | Compare Strings with or without Collation |
| stri_cmp_gt | Compare Strings with or without Collation |
| stri_cmp_le | Compare Strings with or without Collation |
| stri_cmp_lt | Compare Strings with or without Collation |
| stri_cmp_neq | Compare Strings with or without Collation |
| stri_cmp_nequiv | Compare Strings with or without Collation |
| stri_coll | Generate a List with Collator Settings |
| stri_compare | Compare Strings with or without Collation |
| stri_conv | Convert Strings Between Given Encodings |
| stri_count | Count the Number of Pattern Occurrences |
| stri_count_boundaries | Count the Number of Text Boundaries |
| stri_count_charclass | Count the Number of Pattern Occurrences |
| stri_count_coll | Count the Number of Pattern Occurrences |
| stri_count_fixed | Count the Number of Pattern Occurrences |
| stri_count_regex | Count the Number of Pattern Occurrences |
| stri_count_words | Count the Number of Text Boundaries |
| stri_c_list | Concatenate Strings in a List |
| stri_datetime_add | Date and Time Arithmetic |
| stri_datetime_add<- | Date and Time Arithmetic |
| stri_datetime_create | Create a Date-Time Object |
| stri_datetime_fields | Get Values for Date and Time Fields |
| stri_datetime_format | Date and Time Formatting and Parsing |
| stri_datetime_fstr | Convert 'strptime'-Style Format Strings |
| stri_datetime_now | Get Current Date and Time |
| stri_datetime_parse | Date and Time Formatting and Parsing |
| stri_datetime_symbols | List Localizable Date-Time Formatting Data |
| stri_detect | Detect Pattern Occurrences |
| stri_detect_charclass | Detect Pattern Occurrences |
| stri_detect_coll | Detect Pattern Occurrences |
| stri_detect_fixed | Detect Pattern Occurrences |
| stri_detect_regex | Detect Pattern Occurrences |
| stri_dup | Duplicate Strings |
| stri_duplicated | Determine Duplicated Elements |
| stri_duplicated_any | Determine Duplicated Elements |
| stri_encode | Convert Strings Between Given Encodings |
| stri_enc_detect | Detect Character Set and Language |
| stri_enc_detect2 | [DEPRECATED] Detect Locale-Sensitive Character Encoding |
| stri_enc_fromutf32 | Convert From UTF-32 |
| stri_enc_get | Set or Get Default Character Encoding in 'stringi' |
| stri_enc_info | Query a Character Encoding |
| stri_enc_isascii | Check If a Data Stream Is Possibly in ASCII |
| stri_enc_isutf16be | Check If a Data Stream Is Possibly in UTF-16 or UTF-32 |
| stri_enc_isutf16le | Check If a Data Stream Is Possibly in UTF-16 or UTF-32 |
| stri_enc_isutf32be | Check If a Data Stream Is Possibly in UTF-16 or UTF-32 |
| stri_enc_isutf32le | Check If a Data Stream Is Possibly in UTF-16 or UTF-32 |
| stri_enc_isutf8 | Check If a Data Stream Is Possibly in UTF-8 |
| stri_enc_list | List Known Character Encodings |
| stri_enc_mark | Get Declared Encodings of Each String |
| stri_enc_set | Set or Get Default Character Encoding in 'stringi' |
| stri_enc_toascii | Convert To ASCII |
| stri_enc_tonative | Convert Strings To Native Encoding |
| stri_enc_toutf32 | Convert Strings To UTF-32 |
| stri_enc_toutf8 | Convert Strings To UTF-8 |
| stri_endswith | Determine if the Start or End of a String Matches a Pattern |
| stri_endswith_charclass | Determine if the Start or End of a String Matches a Pattern |
| stri_endswith_coll | Determine if the Start or End of a String Matches a Pattern |
| stri_endswith_fixed | Determine if the Start or End of a String Matches a Pattern |
| stri_escape_unicode | Escape Unicode Code Points |
| stri_extract | Extract Pattern Occurrences |
| stri_extract_all | Extract Pattern Occurrences |
| stri_extract_all_boundaries | Extract Data Between Text Boundaries |
| stri_extract_all_charclass | Extract Pattern Occurrences |
| stri_extract_all_coll | Extract Pattern Occurrences |
| stri_extract_all_fixed | Extract Pattern Occurrences |
| stri_extract_all_regex | Extract Pattern Occurrences |
| stri_extract_all_words | Extract Data Between Text Boundaries |
| stri_extract_first | Extract Pattern Occurrences |
| stri_extract_first_boundaries | Extract Data Between Text Boundaries |
| stri_extract_first_charclass | Extract Pattern Occurrences |
| stri_extract_first_coll | Extract Pattern Occurrences |
| stri_extract_first_fixed | Extract Pattern Occurrences |
| stri_extract_first_regex | Extract Pattern Occurrences |
| stri_extract_first_words | Extract Data Between Text Boundaries |
| stri_extract_last | Extract Pattern Occurrences |
| stri_extract_last_boundaries | Extract Data Between Text Boundaries |
| stri_extract_last_charclass | Extract Pattern Occurrences |
| stri_extract_last_coll | Extract Pattern Occurrences |
| stri_extract_last_fixed | Extract Pattern Occurrences |
| stri_extract_last_regex | Extract Pattern Occurrences |
| stri_extract_last_words | Extract Data Between Text Boundaries |
| stri_flatten | Flatten a String |
| stri_info | Query Default Settings for 'stringi' |
| stri_isempty | Determine if a String is of Length Zero |
| stri_join | Concatenate Character Vectors |
| stri_join_list | Concatenate Strings in a List |
| stri_length | Count the Number of Code Points |
| stri_list2matrix | Convert a List to a Character Matrix |
| stri_locale_get | Set or Get Default Locale in 'stringi' |
| stri_locale_info | Query Given Locale |
| stri_locale_list | List Available Locales |
| stri_locale_set | Set or Get Default Locale in 'stringi' |
| stri_locate | Locate Pattern Occurrences |
| stri_locate_all | Locate Pattern Occurrences |
| stri_locate_all_boundaries | Locate Text Boundaries |
| stri_locate_all_charclass | Locate Pattern Occurrences |
| stri_locate_all_coll | Locate Pattern Occurrences |
| stri_locate_all_fixed | Locate Pattern Occurrences |
| stri_locate_all_regex | Locate Pattern Occurrences |
| stri_locate_all_words | Locate Text Boundaries |
| stri_locate_first | Locate Pattern Occurrences |
| stri_locate_first_boundaries | Locate Text Boundaries |
| stri_locate_first_charclass | Locate Pattern Occurrences |
| stri_locate_first_coll | Locate Pattern Occurrences |
| stri_locate_first_fixed | Locate Pattern Occurrences |
| stri_locate_first_regex | Locate Pattern Occurrences |
| stri_locate_first_words | Locate Text Boundaries |
| stri_locate_last | Locate Pattern Occurrences |
| stri_locate_last_boundaries | Locate Text Boundaries |
| stri_locate_last_charclass | Locate Pattern Occurrences |
| stri_locate_last_coll | Locate Pattern Occurrences |
| stri_locate_last_fixed | Locate Pattern Occurrences |
| stri_locate_last_regex | Locate Pattern Occurrences |
| stri_locate_last_words | Locate Text Boundaries |
| stri_match | Extract Regex Pattern Matches, Together with Capture Groups |
| stri_match_all | Extract Regex Pattern Matches, Together with Capture Groups |
| stri_match_all_regex | Extract Regex Pattern Matches, Together with Capture Groups |
| stri_match_first | Extract Regex Pattern Matches, Together with Capture Groups |
| stri_match_first_regex | Extract Regex Pattern Matches, Together with Capture Groups |
| stri_match_last | Extract Regex Pattern Matches, Together with Capture Groups |
| stri_match_last_regex | Extract Regex Pattern Matches, Together with Capture Groups |
| stri_na2empty | Replace NAs with Empty Strings |
| stri_numbytes | Count the Number of Bytes |
| stri_omit_empty | Remove All Empty Strings from a Character Vector |
| stri_omit_empty_na | Remove All Empty Strings from a Character Vector |
| stri_omit_na | Remove All Empty Strings from a Character Vector |
| stri_opts_brkiter | Generate a List with BreakIterator Settings |
| stri_opts_collator | Generate a List with Collator Settings |
| stri_opts_fixed | Generate a List with Fixed Pattern Search Engine's Settings |
| stri_opts_regex | Generate a List with Regex Matcher Settings |
| stri_order | Ordering Permutation |
| stri_pad | Pad (Center/Left/Right Align) a String |
| stri_pad_both | Pad (Center/Left/Right Align) a String |
| stri_pad_left | Pad (Center/Left/Right Align) a String |
| stri_pad_right | Pad (Center/Left/Right Align) a String |
| stri_paste | Concatenate Character Vectors |
| stri_paste_list | Concatenate Strings in a List |
| stri_printf | Format Strings |
| stri_rand_lipsum | A Lorem Ipsum Generator |
| stri_rand_shuffle | Randomly Shuffle Code Points in Each String |
| stri_rand_strings | Generate Random Strings |
| stri_rank | Ranking |
| stri_read_lines | Read Text Lines from a Text File |
| stri_read_raw | Read Text File as Raw |
| stri_remove_empty | Remove All Empty Strings from a Character Vector |
| stri_remove_empty_na | Remove All Empty Strings from a Character Vector |
| stri_remove_na | Remove All Empty Strings from a Character Vector |
| stri_replace | Replace Pattern Occurrences |
| stri_replace_all | Replace Pattern Occurrences |
| stri_replace_all_charclass | Replace Pattern Occurrences |
| stri_replace_all_coll | Replace Pattern Occurrences |
| stri_replace_all_fixed | Replace Pattern Occurrences |
| stri_replace_all_regex | Replace Pattern Occurrences |
| stri_replace_first | Replace Pattern Occurrences |
| stri_replace_first_charclass | Replace Pattern Occurrences |
| stri_replace_first_coll | Replace Pattern Occurrences |
| stri_replace_first_fixed | Replace Pattern Occurrences |
| stri_replace_first_regex | Replace Pattern Occurrences |
| stri_replace_last | Replace Pattern Occurrences |
| stri_replace_last_charclass | Replace Pattern Occurrences |
| stri_replace_last_coll | Replace Pattern Occurrences |
| stri_replace_last_fixed | Replace Pattern Occurrences |
| stri_replace_last_regex | Replace Pattern Occurrences |
| stri_replace_na | Replace Missing Values in a Character Vector |
| stri_replace_rstr | Convert gsub-Style Replacement Strings |
| stri_reverse | Reverse Each String |
| stri_sort | String Sorting |
| stri_sort_key | Sort Keys |
| stri_split | Split a String By Pattern Matches |
| stri_split_boundaries | Split a String at Text Boundaries |
| stri_split_charclass | Split a String By Pattern Matches |
| stri_split_coll | Split a String By Pattern Matches |
| stri_split_fixed | Split a String By Pattern Matches |
| stri_split_lines | Split a String Into Text Lines |
| stri_split_lines1 | Split a String Into Text Lines |
| stri_split_regex | Split a String By Pattern Matches |
| stri_sprintf | Format Strings |
| stri_startswith | Determine if the Start or End of a String Matches a Pattern |
| stri_startswith_charclass | Determine if the Start or End of a String Matches a Pattern |
| stri_startswith_coll | Determine if the Start or End of a String Matches a Pattern |
| stri_startswith_fixed | Determine if the Start or End of a String Matches a Pattern |
| stri_stats_general | General Statistics for a Character Vector |
| stri_stats_latex | Statistics for a Character Vector Containing LaTeX Commands |
| stri_string_format | Format Strings |
| stri_sub | Extract a Substring From or Replace a Substring In a Character Vector |
| stri_sub<- | Extract a Substring From or Replace a Substring In a Character Vector |
| stri_subset | Select Elements that Match a Given Pattern |
| stri_subset<- | Select Elements that Match a Given Pattern |
| stri_subset_charclass | Select Elements that Match a Given Pattern |
| stri_subset_charclass<- | Select Elements that Match a Given Pattern |
| stri_subset_coll | Select Elements that Match a Given Pattern |
| stri_subset_coll<- | Select Elements that Match a Given Pattern |
| stri_subset_fixed | Select Elements that Match a Given Pattern |
| stri_subset_fixed<- | Select Elements that Match a Given Pattern |
| stri_subset_regex | Select Elements that Match a Given Pattern |
| stri_subset_regex<- | Select Elements that Match a Given Pattern |
| stri_sub_all | Extract or Replace Multiple Substrings |
| stri_sub_all<- | Extract or Replace Multiple Substrings |
| stri_sub_all_replace | Extract or Replace Multiple Substrings |
| stri_sub_replace | Extract a Substring From or Replace a Substring In a Character Vector |
| stri_sub_replace_all | Extract or Replace Multiple Substrings |
| stri_timezone_get | Set or Get Default Time Zone in 'stringi' |
| stri_timezone_info | Query a Given Time Zone |
| stri_timezone_list | List Available Time Zone Identifiers |
| stri_timezone_set | Set or Get Default Time Zone in 'stringi' |
| stri_trans_casefold | Transform Strings with Case Mapping or Folding |
| stri_trans_char | Translate Characters |
| stri_trans_general | General Text Transforms, Including Transliteration |
| stri_trans_isnfc | Perform or Check For Unicode Normalization |
| stri_trans_isnfd | Perform or Check For Unicode Normalization |
| stri_trans_isnfkc | Perform or Check For Unicode Normalization |
| stri_trans_isnfkc_casefold | Perform or Check For Unicode Normalization |
| stri_trans_isnfkd | Perform or Check For Unicode Normalization |
| stri_trans_list | List Available Text Transforms and Transliterators |
| stri_trans_nfc | Perform or Check For Unicode Normalization |
| stri_trans_nfd | Perform or Check For Unicode Normalization |
| stri_trans_nfkc | Perform or Check For Unicode Normalization |
| stri_trans_nfkc_casefold | Perform or Check For Unicode Normalization |
| stri_trans_nfkd | Perform or Check For Unicode Normalization |
| stri_trans_tolower | Transform Strings with Case Mapping or Folding |
| stri_trans_totitle | Transform Strings with Case Mapping or Folding |
| stri_trans_toupper | Transform Strings with Case Mapping or Folding |
| stri_trim | Trim Characters from the Left and/or Right Side of a String |
| stri_trim_both | Trim Characters from the Left and/or Right Side of a String |
| stri_trim_left | Trim Characters from the Left and/or Right Side of a String |
| stri_trim_right | Trim Characters from the Left and/or Right Side of a String |
| stri_unescape_unicode | Un-escape All Escape Sequences |
| stri_unique | Extract Unique Elements |
| stri_width | Determine the Width of Code Points |
| stri_wrap | Word Wrap Text to Format Paragraphs |
| stri_write_lines | Write Text Lines to a Text File |
-- misc --
| %s!=% | Compare Strings with or without Collation |
| %s!==% | Compare Strings with or without Collation |
| %s$% | C-Style Formatting with 'stri_sprintf' as a Binary Operator |
| %s*% | Duplicate Strings |
| %s+% | Concatenate Two Character Vectors |
| %s<% | Compare Strings with or without Collation |
| %s<=% | Compare Strings with or without Collation |
| %s==% | Compare Strings with or without Collation |
| %s===% | Compare Strings with or without Collation |
| %s>% | Compare Strings with or without Collation |
| %s>=% | Compare Strings with or without Collation |
| %stri!=% | Compare Strings with or without Collation |
| %stri!==% | Compare Strings with or without Collation |
| %stri$% | C-Style Formatting with 'stri_sprintf' as a Binary Operator |
| %stri*% | Duplicate Strings |
| %stri+% | Concatenate Two Character Vectors |
| %stri<% | Compare Strings with or without Collation |
| %stri<=% | Compare Strings with or without Collation |
| %stri==% | Compare Strings with or without Collation |
| %stri===% | Compare Strings with or without Collation |
| %stri>% | Compare Strings with or without Collation |
| %stri>=% | Compare Strings with or without Collation |