remove last letter in str code example

Example 1: remove last character from string c++

st = myString.substr(0, myString.size()-1);

Example 2: string remove last character

public static String removeLastCharacter(String str) {   
	String result = null;   
    if ((str != null) && (str.length() > 0)) {      
    	result = str.substring(0, str.length() - 1);   
    }   
    
    return result;
}