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Convert String to boolean primitive in Java: parseBoolean() method

By Chaitanya Singh | Filed Under: java

Description

How to convert String object to boolean primitive in Java.

Example: Complete conversion code

In this example we are converting string to boolean using parseBoolean() method of Boolean class.

class StringToboolean {
	 
   public static void main(String[] args) {
      // String Objects
      String str = "false";
      // Case does not matter for conversion
      String str2 = "TrUe";
	   
      // String to boolean conversion
      boolean bvar = Boolean.parseBoolean(str);
      boolean bvar2 = Boolean.parseBoolean(str2);
	    
      // Displaying boolean values
      System.out.println("boolean value of String str is: "+bvar);
      System.out.println("boolean value of String str2 is: "+bvar2);
  }  
}

Output:

boolean value of String str is: false
boolean value of String str2 is: true

public static boolean parseBoolean(String s): Parses the string argument as a boolean. The boolean returned represents the value true if the string argument is not null and is equal, ignoring case, to the string “true”.
Example: Boolean.parseBoolean(“True”) returns true.
Example: Boolean.parseBoolean(“yes”) returns false.
Source: parseBoolean() method – Boolean javadoc

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