contains (CharSequence s)

public boolean contains(CharSequence s)

Returns true if and only if this string contains the specified sequence of char values.

class StringContains{
 public static void main(String args[]){
  String s1 = new String("abcd");
  
  System.out.println("is s1 contains a " + s1.contains("a"));
  System.out.println("is s1 contains bc " + s1.contains("bc"));
  System.out.println("is s1 contains abd " + s1.contains("abd"));
 }
}

Output

is s1 contains a true
is s1 contains bc true
is s1 contains abd false

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