lib/assets/caniuse.js
function getVersionSlice() {
		var era = prefs.get('caniuse.era');
		var ix = erasDB.indexOf(era);
		if (!~ix) {
			ix = erasDB.indexOf('e-2');
		}

		return ix;
	}
function getVersionSlice() {
		var era = prefs.get('caniuse.era');
		var ix = erasDB.indexOf(era);
		if (!~ix) {
			ix = erasDB.indexOf('e-2');
		}

		return ix;
	}
function getVersionSlice ( ) { var era = prefs . get ( 'caniuse.era' ) ; var ix = erasDB . indexOf ( era ) ; if ( ! ~ ix ) { ix = erasDB . indexOf ( 'e-2' ) ; } return ix ; }
Returns size of version slice as defined by era identifier
@return {Number}
Returns size of version slice as defined by era identifier