Singular Manual: find

  | ### 5.1.42 find `Syntax:` `find (` string_expression`,` substring_expression `)` `find (` string_expression`,` substring_expression`,` int_expression `)` `Type:` int `Purpose:` returns the first position of the substring in the string or 0 (if not found), starts the search at the position given in the 3rd argument. `Example:`
        find("Aac","a");
      ==> 2
        find("abab","a"+"b");
      ==> 1
        find("abab","a"+"b",2);
      ==> 3
        find("abab","ab",3);
      ==> 3
        find("0123","abcd");
      ==> 0
See string.

User manual for Singular version 4-1-2p4, 2020, generated by texi2html.