JavaScript syntax: Difference between revisions

Revision as of 07:57, 4 May 2006

Revision as of 16:15, 23 May 2006

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[[Variable]]s in standard JavaScript have no type attached, and any value can be stored in any variable. Variables can be declared with a <code>var</code> statement. These variables are [[Variable#Scope_and_extent|lexically scoped]] and once a variable is declared, it may be accessed anywhere inside the function where it is declared. Variables declared outside any function, and variables used without being declared with 'var', are global (can be used by the entire program).

Here is an example of variable declarationsÁdeclarations and global values:

<code>