substring
求子串;子字串;取子串;截取子串;取子字符串
例句
Improved Algorithm for BM String Matching Based on Prefix Substring
基于前缀的BM串匹配改进算法
The Substring function will extract text from a source string.
Substring函数将从一个源字符串中提取文本。
To mark a matched substring for future reference.
记录一个已匹配的子串用作后面的参考引用。
