Prism.languages.sas = {
	'datalines': {
		pattern: /^\s*(?:(?:data)?lines|cards);[\s\S]+?(?:\r?\n|\r);/im,
		alias: 'string',
		inside: {
			'keyword': {
				pattern: /^(\s*)(?:(?:data)?lines|cards)/i,
				lookbehind: true
			},
			'punctuation': /;/
		}
	},
	'comment': [
		{
			pattern: /(^\s*|;\s*)\*.*;/m,
			lookbehind: true
		},
		/\/\*[\s\S]+?\*\//
	],
	'datetime': {
		// '1jan2013'd, '9:25:19pm't, '18jan2003:9:27:05am'dt
		pattern: /'[^']+'(?:dt?|t)\b/i,
		alias: 'number'
	},
	'string': {
		pattern: /(["'])(?:\1\1|(?!\1)[\s\S])*\1/,
		greedy: true
	},
	'keyword': /\b(?:data|else|format|if|input|proc\s\w+|quit|run|then)\b/i,
	// Decimal (1.2e23), hexadecimal (0c1x)
	'number': /(?:\B-|\b)(?:[\da-f]+x|\d+(?:\.\d+)?(?:e[+-]?\d+)?)/i,
	'operator': /\*\*?|\|\|?|!!?|¦¦?|<[>=]?|>[<=]?|[-+\/=&]|[~¬^]=?|\b(?:eq|ne|gt|lt|ge|le|in|not)\b/i,
	'punctuation': /[$%@.(){}\[\];,\\]/
};