KSCodes

String endsWith example

String endsWith is used to check if a String ends with the given suffix.

public boolean endsWith(String suffix)

1	public boolean endsWith(String suffix)

endsWith() method returns a boolean value based on the suffix passed String endsWith exampl

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String startsWith example

String startsWith method is used to check if a String starts with a specified substring. Startswith method has 2 variations and we will see both these.

public boolean startsWith(String prefix)
public boolean startsWith(String prefix,int toffset)

1 2	public boolean startsWith(String prefix) public boolean startsWith(String prefix,int toffset)

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String replace methods example

String replace methods are used to replace a part of string with a new string. We have 4 variations for replace in String

String replace(char oldChar, char newChar)
String replace(CharSequence target, CharSequence replacement)
String replaceAll(String regex, String replacement)
String replaceFirst(String regex, String replacement)

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String replace(char oldChar, char newChar)

String replace(CharSequence target, CharSequence replacement)

String replaceAll(String regex, String replacement)

String replaceFirst(String regex, String replacement)

String replace(char oldChar, char newChar) returns

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String lastIndexOf example

String lastIndexOf returns the index of the last occurrence of the given String for specified conditions searching backward. String lastIndexOf method can be used with multiple types of parameters

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String indexOf example

String indexOf returns the index of the given String for specified conditions. String indexOf method can be used with multiple types of parameters as shown below

public int indexOf(int ch)
public int indexOf(int ch,int fromIndex)
public int indexOf(String str)
public int indexOf(String str,int fromIndex)

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public int indexOf(int ch)

public int indexOf(int ch,int fromIndex)

public int indexOf(String str)

public int indexOf(String str,int fromIndex)

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String toUpperCase example

String toUpperCase method is used to converts all characters in a given string to upper case. String has 2 toUpperCase methods.

public String toUpperCase()

public String toUpperCase(Locale locale)

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public String toUpperCase()

public String toUpperCase(Locale locale)

The first method takes a default Loc

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String toLowerCase example

String toLowerCase method is used to converts all characters in a given string to lower case. String has 2 toLowerCase methods.

public String toLowerCase()

public String toLowerCase(Locale locale)

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public String toLowerCase()

public String toLowerCase(Locale locale)

The first method takes a default Loc

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String substring example

String substring method is used to get a part of String using the start and end index. String had 2 substring methods.

public String substring(int beginIndex)

public String substring(int beginIndex,int endIndex)

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public String substring(int beginIndex)

public String substring(int beginIndex,int endIndex)

1. String substring(int beginIndex) returns

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String length example

String length method in java is used to get the length of a given string. String length method example

package com.kscodes.sampleproject;

public class StringLengthExample {

	public static void main(String[] args) {
		
		String testStr1 = "This is Test String for calculating length";
		String testStr2 = "Another String";
		
		System.out.println("The Length of testStr1 is ::" + testStr1.length());
		
		System.out.println("The Length of testStr2 is ::" + testStr2.length());
		

	}

}

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package com.kscodes.sampleproject;

public class StringLengthExample {

public static void main(String[] args) {

String testStr1 = "This is Test String for calculating length";

String testStr2 = "Another String";

System.out.println("The Length of testStr1 is ::" + testStr1.length());

System.out.println("The Length of testStr2 is ::" + testStr2.length());

}

Output

The Length of testStr1 is ::42
The Length of testStr2 is ::14

1 2	The Length of testStr1 is ::42 The Length of testStr2 is ::14

Please Note: Before p

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String equals and equalsIgnoreCase

String equals and equalsIgnoreCase are used for comparing 2 Strings in java.Both these methods works exactly similar except for equalsIgnoreCase compares String ignoring case consideration. example

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