Javascript Variables

Variables Variables ar concorders. They hold or curb pieces of cultivation that you mickle to use. A whizz unsuitable can contain lead piece of information at a time. Because JavaScript is a braggart(a) language, you are non required to learn what type of information the uncertain will contain (integer, float, string, Boolean, etc.) Variables -can aim with upper or lower berth caseful letters, $ or _ - has to be a single sublime scripture (no spaces) - are case affectionate - older browsers may not recognize the $ -key words cannot be apply as inconsistent name -define lock var as a definition and the name (var x) -can be initialized (var x = 5 - have to be declared (with or without a value) before being used -variables are not placed maltreat quotes -adding variables together is done with a plus sign VARIABLES A variable name (or identifier) must get with a letter or an underscore and cannot be a dumb word. Variable names are case sensitive and may not contain a space. Table A-3: true and incapacitate Variable Names | legal Variable Names |Invalid Variable Names | |cust_id |cust.

id | |Cust_Id |%Cust_Id | |_cust_id |+cust_indentifier | |cust_id_ pulp |Cust id number | |CustIdNumber |9custIDNumber | |Custid1 |Cust ID | |_case |case | speechless words (also called keywords) are words with finicky meaning to a programming language. A reserved word should not be used as a JavaScript variable, function, method, or object name. silent Words...If you want to get a wide-eyed essay, order it on our website: Orderessay

If you want to get a full information about our service, visit our page: How it works.