REGEXP_REPLACE(x, pattern [, replace_string [, start [, occurrence [, match_option]]]]) searches x for pattern and replace it with replace_string : REGEXP_REPLACE « Regular Expressions Functions « Oracle PL/SQL Tutorial

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Oracle PL/SQL Tutorial » Regular Expressions Functions » REGEXP_REPLACE   18. 4. 4. REGEXP_REPLACE(x, pattern [, replace_string [, start [, occurrence [, match_option]]]]) searches x for pattern and replace it with replace_string The following example replaces the substring that matches the regular expression l[[: alpha:]]{4} with the string sound using REGEXP_REPLACE(): SQL> SQL> SELECT REGEXP_REPLACE('abcedfghijklumnoprstuvwxyzabcedfghijklumnoprstuvwxyzabcedfghijklumnoprstuvwxyz', 'l[[:alpha:]]{4}', 'sound') AS result   2  FROM dual; RESULT ------------------------------------------------------------------------------ abcedfghijksoundprstuvwxyzabcedfghijksoundprstuvwxyzabcedfghijksoundprstuvwxyz SQL> 18. 4. REGEXP_REPLACE 18. 4. 1.  Regexp_Replace returns the source_string with every occurrence of the pattern_to_find replaced with the replace_string 18. 4. 2.  Regext_Replace 18. 4. 3.  The Backslash as an Escape Character 18. 4. 4.  REGEXP_REPLACE(x, pattern [, replace_string [, start [, occurrence [, match_option]]]]) searches x for pattern and replace it with replace_string 18. 4. 5.  Convert a name in the form 'first middle last' into the 'last, middle first' format

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