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joon hee - StandardLibrary-1.81

        var str = new String("This is a string");
        var ostr = str.slice(0,5);
        alert(ostr);

        String.prototype.replace = function(seperator, replacement) {

                var isRegExp = seperator.constructor.toSource().indexOf("RegExp") !== -1;

                if( isRegExp ) { 
                        return this.split(seperator).join(replacement);
                } else {
                        return '';
                }
        };

/*=pod

=head1 NAME

String - a class to construct string instances

=head1 SYNOPSIS

	var str = new String("This is a string");
	var ostr = str.slice(0,5);
	alert(ostr);

=head1 DESCRIPTION

This is a class that is used to construct String instances where as a String is a essentially an arrangement of Characters.

=head1 METHODS

=head2 Inherited

From Function.prototype:
apply, call, toSource, toString, valueOf 

From Object.prototype:
hasOwnProperty, isPrototypeOf, propertyIsEnumerable, unwatch, watch

=cut*/


/*=pod

=head2 charAt(Number index) Returns String

=head2 charCodeAt(Number index) Returns Number

=cut*/



/*=pod

=head2 concat(*@strings) Returns String

=cut*/

String.prototype.concat = function(/* Str *@strings */) {
	
	var rval = this+'';
	for( var i = 0, l = arguments.length; i<l;i++ ) { 
		rval += arguments[i];
	}
	return rval;
	
};

/*=pod

=head2 indexOf(String searchString, Number searchStart) returns Number

=cut*/

String.prototype.indexOf = function(searchString, searchStart) {
	var searchStart = (typeof searchStart === 'undefined') ? 0 : searchStart;
	var searchLength = searchString.length;
	var endPoint = this.length - searchLength + 1;
	
	for( var startPoint = searchStart; startPoint < endPoint; startPoint++ ) {
		var isMatch = true;
		for( var i = 0; i < searchLength; i++ ) {
			if( this.charAt(startPoint+i) !== searchString.charAt(i) ) {
				isMatch = false;
				break;
			}
		}
		if( isMatch ) { 
			return startPoint;
		}
	}
	
	return -1;
};

/*=pod

=head2 lastIndexOf(String searchString, Number searchStart) Returns Number

=cut*/

String.prototype.lastIndexOf = function(searchString,searchStart) {
	var str = (typeof searchStart !== 'undefined') ?this.substr(0,searchStart+1) : this.toString();
	str = str.split('').reverse().join('');
	var index = str.indexOf(searchString);
	return( (index === -1) ? -1 : (str.length - 1 - index) );
	
};



/*=pod

=head2 localeCompare() Returns Number

=head2 match(Regexp regexp) Returns Array

=cut*/


/*=pod

=head2 quote() Returns String

=cut*/

String.prototype.quote = function() {
	return '"' + this.replace(/\\/g,"\\\\").replace(/"/g, "\\\"").replace(/\n/, "\\n") + '"';
};



/*=pod

=head2 replace(String|RegExp separator, String|RegExp replacement) Returns String

	String.prototype.replace = function(seperator, replacement) {

		var isRegExp = seperator.constructor.toSource().indexOf("RegExp") !== -1;

		if( isRegExp ) { 
			return this.split(seperator).join(replacement);
		} else {
			return '';
		}
	};

=cut*/




/*=pod

=head2 search(Regexp regexp) Returns Number

=cut*/

String.prototype.search = function(regexp) {
	var spaces = this.split(regexp);
	if( spaces.length === 1 ) { 
		return -1; 
	}
	return( spaces[0].length );
};


/*=pod

=head2 slice(Number startIndex, Number endIndex) Returns String

=cut*/

String.prototype.slice = function(startIndex, endIndex) {
	var startIndex = (typeof startIndex === 'undefined') ? 0 : startIndex;
	var endIndex = (typeof endIndex === 'undefined') ? this.length : endIndex;
	
	var rval = '';
	for( var i = startIndex; i < endIndex; i++ ) {
		rval += this.charAt(i);
	}
	return rval;
};

/*=pod

=head2 split(String|RegExp separator) Returns Array

=cut*/



/*=pod

=head2 substr(Number fromIndex, Number amount) Returns String

=cut*/

String.prototype.substr = function(fromIndex, amount) {

	var fromIndex = (typeof fromIndex === 'undefined') ? 0 : fromIndex;
	var amount = (typeof amount === 'undefined') ? this.length : amount;
	
	var rval = '';
	var endpoint = fromIndex+amount;
	for( var i = fromIndex; i < endpoint; i++ ) {
		rval += this.charAt(i);
	}
	return rval;
	
};

/*=pod

=head2 substring(Number index1, Number index2) Returns String

=cut*/

String.prototype.substring = function(index1, index2) {
	var index1 = (typeof index1 === 'undefined') ? 0 : index1;
	var index2 = (typeof index2 === 'undefined') ? this.length : index2;
	
	var startIndex = (index1 > index2) ? index2 : index1;
	var endIndex = (index1 > index2) ? index1 : index2;
	
	var rval = '';
	for( ; startIndex < endIndex; startIndex++ ) {
		rval += this.charAt(startIndex);
	}
	return rval;
	
};





/*=pod

=head2 toLocaleLowerCase() Returns String

=head2 toLocaleUpperCase() Returns String

=head2 toLowerCase() Returns String

=head2 toUpperCase() Returns String

=cut*/

(function(){

var alphabet = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
String.prototype.toUpperCase = function() {
	var rval = '';	
	var len = this.length;
	for( var i = 0; i < len; i++ ) {
		var mychar = this.charCodeAt(i);
		if( 122 >= mychar && mychar >= 97 ) {
			rval += alphabet.charAt(mychar-97+26);
		} else {
			rval += this.charAt(i);
		}
	}
	return rval;
};

String.prototype.toLowerCase = function() {
	var rval = '';	
	var len = this.length;
	for( var i = 0; i < len; i++ ) {
		var mychar = this.charCodeAt(i);
		if( 90 >= mychar && mychar >= 65 ) {
			rval += alphabet.charAt(mychar-65);
		} else {
			rval += this.charAt(i);
		}
	}
	return rval;
};

})();


/*=pod

=head2 toSource() Returns String

=cut*/

String.prototype.toSource = function() {
	// escape slashes is necessary:
	return '(new String(' + this.quote() + '))';
};

/*=pod

=head2 toString() Returns String

=cut*/

String.prototype.toString = function() {
	return this+'';		
};


/*=pod

=head2 trim() Returns String

=cut*/

String.prototype.trim = function() {
	return( this.replace(/^\s+|\s+$/g,'') );
};

/*=pod

=head2 trimLeft() Returns String

=cut*/

String.prototype.trimLeft = function() {
	return( this.replace(/^\s+/,'') );
};

/*=pod

=head2 trimRight() Returns String

=cut*/

String.prototype.trimRight = function() {
	return( this.replace(/\s+$/g,'') );
};

/*=pod

=head2 valueOf() Returns String

=cut*/



/*=pod

=head1 HTML WRAPPERS

=cut*/

/*=pod

=head2 anchor(String href) Returns String

=cut*/

String.prototype.anchor = function(href) {
	return '<a name="' + href + '">' + this + '</a>';
};

/*=pod

=head2 bold() Returns String

=cut*/

String.prototype.bold = function() {
	return '<b>' + this + '</b>';
};

/*=pod

=head2 big() Returns String

=cut*/

String.prototype.big = function() {
	return '<big>' + this + '</big>';
};

/*=pod

=head2 blink() Returns String

=cut*/

String.prototype.blink = function() {
	return '<blink>' + this + '</blink>';
};

/*=pod

=head2 fixed() Returns String

=cut*/

String.prototype.fixed = function() {
	return '<tt>' +  this + '</tt>';
};

/*=pod

=head2 fontcolor() Returns String

=cut*/

String.prototype.fontcolor = function(color) {
	return '<font color="' + color + '">' + this + '</font>';
};

/*=pod

=head2 fontsize() Returns String

=cut*/

String.prototype.fontsize = function(size) {
	return '<font size="' + size + '">' + this + '</font>';
};

/*=pod

=head2 italics() Returns String

=cut*/

String.prototype.italics = function() {
	return '<i>' + this + '</i>';
};

/*=pod

=head2 small() Returns String

=cut*/

String.prototype.small = function() {
	return '<small>' + this + '</small>';
};

/*=pod

=head2 strike() Returns String

=cut*/

String.prototype.strike = function() {
	return '<strike>' + this + '</strike>';
};

/*=pod

=head2 sub() Returns String

=cut*/

String.prototype.sub = function() {
	return '<sub>' + this + '</sub>';
};

/*=pod

=head2 sup() Returns String

=cut*/

String.prototype.sup = function() {
	return '<sup>' + this + '</sup>';
};





/*=pod

=head1 AUTHOR

Jhuni, <jhuni_x@yahoo.com>

=head1 COPYRIGHT

Public Domain

=cut*/