perl substr
This function returns a substring of EXPR, starting at OFFSET within the string. If OFFSET is negative, starts that many characters from the end of the string. ,Perl中的substr()从传递给函数的字符串中返回一个子字符串，从给定索引开始直至指定长度。如果未指定长度，则此函数默认情况下从给定索引开始返回字符串的其余部分。
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 perl substr 相關參考資料
Accessing Substrings - Perl Cookbook [Book]
The substr function lets you read from and write to bits of the string. $value = substr($string, $offset, $count); $value = substr($string, ... https://www.oreilly.com Perl substr Function
This function returns a substring of EXPR, starting at OFFSET within the string. If OFFSET is negative, starts that many characters from the end of the string. https://www.tutorialspoint.com Perl substr()用法及代码示例
Perl中的substr()从传递给函数的字符串中返回一个子字符串，从给定索引开始直至指定长度。如果未指定长度，则此函数默认情况下从给定索引开始返回字符串的其余部分。 https://vimsky.com Perl | substr() function
2019年6月25日 — substr() in Perl returns a substring out of the string passed to the function starting from a given index up to the length specified. https://www.geeksforgeeks.org Perl: Getting substring of a number
2019年12月5日 — The documentation for substr() states that the third parameter is the length of the string you want to fetch. https://stackoverflow.com String functions: length, lc, uc, index, substr
perl substr(STRING, OFFSET, LENGTH, REPLACEMENT) - extract any part of a string; index(STRING, STR, OFFSET) - return location of substring. https://perlmaven.com substr
2020年5月30日 — substr. PerlMaven. Given a string the substr function can extract some part of it based on the location and the length of the part. Moreover ... https://perlmaven.com substr - Perldoc Browser
Extracts a substring out of EXPR and returns it. First character is at offset zero. If OFFSET is negative, starts that far back from the end of the string. If ... https://perldoc.perl.org [ Perl 函數] substr : 子字串的切割
2012年9月30日 — - Example 1b. Supply an expression and a positive offset value. 在這個範例中, 透過函數 index() 找到'people' 所在位置, 並將之指定給 OFFSET. 如此 ... http://puremonkey2010.blogspot [PERL] 用substr切割及置換字串
2022年2月17日 — perl用substr來切割及置換字串. http://n.sfs.tw |