src/sap.ui.core/src/sap/ui/core/Locale.js
function getDesigntimePropertyAsArray(sValue) {
			var m = /\$([-a-z0-9A-Z._]+)(?::([^$]*))?\$/.exec(sValue);
			return (m && m[2]) ? m[2].split(/,/) : null;
		}
function getDesigntimePropertyAsArray(sValue) {
			var m = /\$([-a-z0-9A-Z._]+)(?::([^$]*))?\$/.exec(sValue);
			return (m && m[2]) ? m[2].split(/,/) : null;
		}
function getDesigntimePropertyAsArray ( sValue ) { var m = / \$([-a-z0-9A-Z._]+)(?::([^$]*))?\$ / . exec ( sValue ) ; return ( m && m [ 2 ] ) ? m [ 2 ] . split ( / , / ) : null ; }
Helper to analyze and parse designtime variables

@private
Helper to analyze and parse designtime variables