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 method is use for getting the index position of a character of a string in java
// If you want to get the index position of a character in a String, use this method:
.charAt( /*Args int*/ )
// Here's a practial example:
String str = "Grepper";
char ch = str.charAt(0);
// If you want to get the index position of a word/char in a string(a Phrase/Sentence), you could use this method:
.indexOf( /*Args Str*/ )
// Here's a practial example:
String myStr = "This is just an example Sentence";
System.out.println(myStr.indexOf("example"));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.Copyright © 2021 Codeinu
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