all string functions in java code example

Example 1: java string methods

static String valueOf(int i) - returns the string representation of the int 
argument.

Example 2: string method example in java

public char charAt(int index)
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String x = "airplane";
System.out.println( x.charAt(2) ); // output is 'r'

Example 3: string method example in java

public boolean equalsIgnoreCase(String s)
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String x = "Exit"; 
System.out.println( x.equalsIgnoreCase("EXIT")); // is "true" 
System.out.println( x.equalsIgnoreCase("tixe")); // is "false"

Example 4: string method example in java

public String concat(String s)

String x = "book";
System.out.println( x.concat(" author") ); // output is "book author"

Example 5: string method example in java

public String trim()

String x = " hi ";
System.out.println( x + "x" ); // result is" hi x"
System.out.println(x.trim() + "x"); // result is "hix"