conditional statements in javascript meaning code example

Example 1: javascript conditional ? :

//XCal - Javascript Inline Conditional Sample (condition brackets only for clarity)
//                           v-? = Conditional Operator
//                           v                  v-: = True/False result value separator
//Format =    v-Condition-v  ?  v-When True-v   :  v-When False-v
var vResult = (null == null) ? 'Condition True' : 'Condition False';
//vResult is now 'Condition True';

Example 2: javascript conditional

// example:
age >= 18 ? `wine` : `water`;

// syntax:
// <expression> ? <value-if-true> : <value-if-false>