[pk_removeextension]

Description

This tag removes the last occurrence of a period followed by any number of characters from the end of a string. Used to isolate a filename from its extension.

Sample Usage

pk_removeextension('this is my filename.jpg')
   -> 'this is my filename'

pk_removeextension('this.is.my.filename.jpg')
   -> 'this.is.my.filename'

pk_removeextension('this is my filename')
   -> 'this is my filename'

Source Code

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	if: !(lasso_tagexists: 'pk_removeextension');

		define_tag:'removeextension', -namespace='pk_',
			-required='filename',
			-description='removes the last occurrence of a period followed by any number of characters from the end of a string';
	
			local('output')=string;
	
			if(local_defined('filename'));

				local:'tempArray' = #filename -> split:'.';
				if((#tempArray -> size) > 1);
					#tempArray -> remove;
				/if;
				#output = (#tempArray -> join:'.');
	
			/if;
	
			return(#output);
	
		/define_tag;
	
	/if;

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