Create LinearSearchString.java

LinearSearchString.java

@@ -0,0 +1,38 @@
+
+import java.util.Arrays;
+
+public class LinearSearchSrting {
+    public static void main(String[] args) {
+        String name = "Lokesh";
+        char target = 'L';
+        System.out.println(linearSearch(name, target));
+       System.out.println(linearSearch2(name, target));
+       System.out.println("String as Char array: " + Arrays.toString(name.toCharArray()));
+        // if Arrays.toString is not used, output will be address of an array : [C@2d98a335
+    }
+    static boolean  linearSearch(String str , char target){ // we can change the name of target.
+        if(str.length() == 0){
+            return false;
+        } // return false if the string is empty.
+
+        for (int i =0; i<str.length(); i++){
+            if(target == str.charAt(i)){
+                return true; // return true if target matched with any element in the string str.
+            }
+        }
+        return  false; // return false if no any above conditions are satisfied. i.e., not found.
+    }
+    static boolean  linearSearch2(String str , char target){ // we can change the name of target.
+        if(str.length() == 0){
+            return false;
+        } // return false if the string is empty.
+
+        // string.toCharArray() converts string to Character Array.
+        for (char ch : str.toCharArray()) {
+            if(ch == target){
+                return true;
+            }
+        }
+        return  false; // return false if no any above conditions are satisfied. i.e., not found.
+    }
+}