HappenLee commented on code in PR #2568: URL: https://github.com/apache/doris-website/pull/2568#discussion_r2178946918
########## i18n/zh-CN/docusaurus-plugin-content-docs/current/sql-manual/sql-functions/scalar-functions/string-functions/regexp-extract-all.md: ########## @@ -5,21 +5,54 @@ } --- + +<!-- +Licensed to the Apache Software Foundation (ASF) under one +or more contributor license agreements. See the NOTICE file +distributed with this work for additional information +regarding copyright ownership. The ASF licenses this file +to you under the Apache License, Version 2.0 (the +"License"); you may not use this file except in compliance +with the License. You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, +software distributed under the License is distributed on an +"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +KIND, either express or implied. See the License for the +specific language governing permissions and limitations +under the License. +--> + + ## 描述 -对字符串 str 进行正则匹配，抽取符合 pattern 的所有子模式匹配部分。需要 pattern 完全匹配 str 中的某部分，这样才能返回 pattern 部分中需匹配部分的字符串数组。如果没有匹配或者 pattern 没有子模式，返回空字符串。 Review Comment: 补充一下返回空字符串的case -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
