mysql regex replace
REGEXP_REPLACE(expression, pattern, replacement[, position[, occurrence[, match_type]]]) Example 1 - remove all "-" characters SELECT REGEXP_REPLACE( fieldname, '-', '' ) AS newfieldname FROM tablename
mysql regex replace
REGEXP_REPLACE(expression, pattern, replacement[, position[, occurrence[, match_type]]]) Example 1 - remove all "-" characters SELECT REGEXP_REPLACE( fieldname, '-', '' ) AS newfieldname FROM tablename
mysql regexp replace
WITH t AS (SELECT 'aaa <b>bbb</b> ccc' AS teststring FROM dual) SELECT teststring, regexp_replace(teststring, '<.+>') AS reg1, regexp_replace(teststring, '<.*>') AS reg2, regexp_replace(teststring, '<.*?>') AS reg3 FROM t TESTSTRING REG1 REG2 REG3 aaa <b>bbb</b> ccc aaa ccc aaa ccc aaa bbb ccc
mysql replace regex
DELIMITER $$ CREATE FUNCTION `regex_replace`(pattern VARCHAR(1000),replacement VARCHAR(1000),original VARCHAR(1000)) RETURNS VARCHAR(1000) DETERMINISTIC BEGIN DECLARE temp VARCHAR(1000); DECLARE ch VARCHAR(1); DECLARE i INT; SET i = 1; SET temp = ''; IF original REGEXP pattern THEN loop_label: LOOP IF i>CHAR_LENGTH(original) THEN LEAVE loop_label; END IF; SET ch = SUBSTRING(original,i,1); IF NOT ch REGEXP pattern THEN SET temp = CONCAT(temp,ch); ELSE SET temp = CONCAT(temp,replacement); END IF; SET i=i+1; END LOOP; ELSE SET temp = original; END IF; RETURN temp; END$$ DELIMITER ;
Copyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us