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Java Finding a Character in a String

String txt = "Please locate where 'locate' occurs!";
System.out.println(txt.indexOf("locate")); // Outputs 7

Find char in string java

String str = "testdemo";
      System.out.println("String: "+str);
      int index = str.indexOf( 'h' );
      System.out.printf("'h' is at index %d\n", index);

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