1<?php 2 3/* 4 * Note: test names match method names in a set of PHPUnit tests 5 * in a userland package. Please be so kind as to leave them. 6 */ 7 8date_default_timezone_set('America/New_York'); 9 10 11/* 12 * Absolute 13 */ 14echo "test_absolute_7: "; 15examine_diff('2009-01-14', '2009-01-07', 'P+0Y0M7DT0H0M0S', 7, true); 16 17echo "test_absolute_negative_7: "; 18examine_diff('2009-01-07', '2009-01-14', 'P+0Y0M7DT0H0M0S', 7, true); 19 20//14 - 7 = 7 21//7 + 7 = 14 22// 23//7 - 14 = -7 24//14 - 7 = 7 25