$pattern = '/([A-Za-z0-9\.\-\_\!\#\$\%\&\'\*\+\/\=\?\^\`\{\|\}]+)\@([A-Za-z0-9.-_]+)(\.[A-Za-z]{2,5})/';
regex Regular expression to match email
				Posted in Docs & Training	
							$pattern = '/([A-Za-z0-9\.\-\_\!\#\$\%\&\'\*\+\/\=\?\^\`\{\|\}]+)\@([A-Za-z0-9.-_]+)(\.[A-Za-z]{2,5})/';