string.indexof java
Method Signature:
public int indexOf(String str)
public int indexOf(String str, int fromIndex)
public int indexOf(char c)
public int indexOf(char c, int fromIndex)
Returns: Index of the first occurrence of the passed argument
-1 if it never occurs
Eg: String myStr = "Hello World!";
System.out.println(myStr.indexOf("o"));
Output: 4what is indexof in java
IndexOf() will return a integer of what position the Object is in the data.
example:
list.indexOf("List Object 2"); will return the index of the String.
"String text".indexOf("r"); will return 2.java indexof not found
The java string indexOf() method returns index of given character value or substring. If it is not found, it returns -1. The index counter starts from zero.find first occurrence of character in string
// applies to C#
string S = "Any String At All"
int Sindex = S.indexOf("A") // accepts string or char arguments.
// "Sindex" would be equal to "0", as the indexOf(); meathod returns
// the index position of the first occurance of the specified argument.Copyright © 2021 Codeinu
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