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External Data Source

Source

Regular Expression
/^\s*(http[s]*\:\/\/)?([wwW]{3}\.)+[a-zA-Z0-9]+\.[a-zA-Z]{2,3}.*$|^http[s]*\:\/\/[^w]{3}[a-zA-Z0-9]+\.[a-zA-Z]{2,3}.*$|http[s]*\:\/\/[0-9]{2,3}\.[0-9]{2,3}\.[0-9]{2,3}\.[0-9]{2,3}.*$/;