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How do you remove all white spaces from a string in java?

File: RemoveAllSpace .java

public class RemoveAllSpace {
	public static void main(String[] args) {
		String str = "India		Is My    Country";
		//1st way
		String noSpaceStr = str.replaceAll("\\s", ""); // using built in method
		System.out.println(noSpaceStr);
		//2nd way
		char[] strArray = str.toCharArray();
		StringBuffer stringBuffer = new StringBuffer();
		for (int i = 0; i < strArray.length; i++) {
			if ((strArray[i] != ' ') && (strArray[i] != '\t')) {
				stringBuffer.append(strArray[i]);
			}
		}
		String noSpaceStr2 = stringBuffer.toString();
		System.out.println(noSpaceStr2);
	}
}

Output:

IndiaIsMyCountry
IndiaIsMyCountry

Next TopicJava String FAQs

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