| Function Summary | 
            
                | boolean | contains( java.lang.String, java.lang.String) | Tests if an input string contains the specified substring. | 
            
                | boolean | containsIgnoreCase( java.lang.String, java.lang.String) | Tests if an input string contains the specified substring in a case insensitive way. | 
            
                | boolean | endsWith( java.lang.String, java.lang.String) | Tests if an input string ends with the specified suffix. | 
            
                | java.lang.String | escapeXml( java.lang.String) | Escapes characters that could be interpreted as XML markup. | 
            
                | int | indexOf( java.lang.String, java.lang.String) | Returns the index withing a string of the first occurrence of a specified substring. | 
            
                | java.lang.String | join( java.lang.String[], java.lang.String) | Joins all elements of an array into a string. | 
            
                | int | length( java.lang.Object) | Returns the number of items in a collection, or the number of characters in a string. | 
            
                | java.lang.String | replace( java.lang.String, java.lang.String, java.lang.String) | Returns a string resulting from replacing in an input string all occurrences of a "before" string into an "after" substring. | 
            
                | java.lang.String[] | split( java.lang.String, java.lang.String) | Splits a string into an array of substrings. | 
            
                | boolean | startsWith( java.lang.String, java.lang.String) | Tests if an input string starts with the specified prefix. | 
            
                | java.lang.String | substring( java.lang.String, int, int) | Returns a subset of a string. | 
            
                | java.lang.String | substringAfter( java.lang.String, java.lang.String) | Returns a subset of a string following a specific substring. | 
            
                | java.lang.String | substringBefore( java.lang.String, java.lang.String) | Returns a subset of a string before a specific substring. | 
            
                | java.lang.String | toLowerCase( java.lang.String) | Converts all of the characters of a string to lower case. | 
            
                | java.lang.String | toUpperCase( java.lang.String) | Converts all of the characters of a string to upper case. | 
            
                | java.lang.String | trim( java.lang.String) | Removes white spaces from both ends of a string. |