Quoting Strings with Single Quotes

var myStr = '<a href="<http://www.example.com>" target="_blanck">Link</a>'

No need to use escape sequences individually for double quotation marks

Length of String

var firstName = "Sungho"
firstNameLength = firstName.length;

>>> 6

Bracket Notation

var firstName = "Sungho"
firstLetter = firstName[0]
>>> "S"

functions

function functionName(param1, param2){
	var result = // use param1, param2
	return result
}