loop operator tests

loop-operators.js

/*
 * i--
 * Range: 9…0
 * After Loop: -1
 * Decrementation: After while condition check; before loop body.
 */
 var i = 10;
 while (i--) {…}
 
/*
 * --i
 * Range: 9…1
 * After Loop: 0
 * Decrementation: Before the while condition check.
 */
 var i = 10;
 while (--i) {…}
 
/* i-=1
 * Range: 9…1
 * After Loop: 0
 * Decrementation: At the place of occurence
 */
 var i = 10;
 while (i-=1) {…}
 
/* do --i
 * Range: 10…1
 * After Loop: 0
 * Decrementation: After do, before condition check
 */
 var i = 10;
 do {…} while (--i);