本模板用于分割字符串取出子串，基于Module:String中的sub函数。
{{Substring|Moegirlpedia|3|7}}→{{#vardefine:substring_l|3}}{{#vardefine:substring_r|7}}{{#vardefine:substring_return|Moegirlpedia}}{{#vardefine:substring_errrev|String Module Error: String subset indices out of order}}{{#vardefine:substring_erroor|String Module Error: String subset index out of range}}{{#var:substring_return}}{{Substring|Moegirlpedia|5|-2}}→{{#vardefine:substring_l|5}}{{#vardefine:substring_r|-2}}{{#vardefine:substring_return|Moegirlpedia}}{{#vardefine:substring_errrev|String Module Error: String subset indices out of order}}{{#vardefine:substring_erroor|String Module Error: String subset index out of range}}{{#var:substring_return}}{{Substring|Moegirlpedia|-4|-1}}→{{#vardefine:substring_l|-4}}{{#vardefine:substring_r|-1}}{{#vardefine:substring_return|Moegirlpedia}}{{#vardefine:substring_errrev|String Module Error: String subset indices out of order}}{{#vardefine:substring_erroor|String Module Error: String subset index out of range}}{{#var:substring_return}}{{Substring|Moegirlpedia|3|7|zerobased=true}}→{{#vardefine:substring_l|4}}{{#vardefine:substring_r|8}}{{#vardefine:substring_return|Moegirlpedia}}{{#vardefine:substring_errrev|String Module Error: String subset indices out of order}}{{#vardefine:substring_erroor|String Module Error: String subset index out of range}}{{#var:substring_return}}{{Substring|Moegirlpedia|5|-2|zerobased=true}}→{{#vardefine:substring_l|6}}{{#vardefine:substring_r|-2}}{{#vardefine:substring_return|Moegirlpedia}}{{#vardefine:substring_errrev|String Module Error: String subset indices out of order}}{{#vardefine:substring_erroor|String Module Error: String subset index out of range}}{{#var:substring_return}}{{Substring|Moegirlpedia|3|7|zerobased=true|dijkstra=true}}→{{#vardefine:substring_l|4}}{{#vardefine:substring_r|8}}{{#vardefine:substring_r|表达式错误：无法识别标点符号“{”。}}{{#vardefine:substring_return|Moegirlpedia}}{{#vardefine:substring_errrev|String Module Error: String subset indices out of order}}{{#vardefine:substring_erroor|String Module Error: String subset index out of range}}{{#var:substring_return}}{{Substring|Moegirlpedia|5|-2|zerobased=true|dijkstra=true}}→{{#vardefine:substring_l|6}}{{#vardefine:substring_r|-2}}{{#vardefine:substring_r|表达式错误：无法识别标点符号“{”。}}{{#vardefine:substring_return|Moegirlpedia}}{{#vardefine:substring_errrev|String Module Error: String subset indices out of order}}{{#vardefine:substring_erroor|String Module Error: String subset index out of range}}{{#var:substring_return}}{{Substring|Moegirlpedia|3|2|ignorerevindx=true}}→{{#vardefine:substring_l|3}}{{#vardefine:substring_r|2}}{{#vardefine:substring_return|Moegirlpedia}}{{#vardefine:substring_errrev|String Module Error: String subset indices out of order}}{{#vardefine:substring_erroor|String Module Error: String subset index out of range}}{{#var:substring_return}}{{Substring|Moegirlpedia|3|15|ignoreoorindx=true}}→{{#vardefine:substring_l|3}}{{#vardefine:substring_r|15}}{{#vardefine:substring_return|Moegirlpedia}}{{#vardefine:substring_errrev|String Module Error: String subset indices out of order}}{{#vardefine:substring_erroor|String Module Error: String subset index out of range}}{{#var:substring_return}}