java insert char in string at index
public String addChar(String str, char ch, int position) {
return str.substring(0, position) + ch + str.substring(position);
}java insert char in string at index
public String addChar(String str, char ch, int position) {
return str.substring(0, position) + ch + str.substring(position);
}Copyright © 2021 Codeinu
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