1--TEST-- 2Test return type and value for expected input tan() 3--INI-- 4precision = 14 5--FILE-- 6<?php 7/* 8 * Function is implemented in ext/standard/math.c 9*/ 10 11$file_path = __DIR__; 12require($file_path."/allowed_rounding_error.inc"); 13 14$sixty = M_PI / 3.0; 15$thirty = M_PI / 6.0; 16 17echo "tan 60 = "; 18var_dump(tan($sixty)); 19if (allowed_rounding_error(tan($sixty),1.7320508075689)) { 20 echo "Pass\n"; 21} 22else { 23 echo "Fail\n"; 24} 25 26echo "tan 30 = "; 27var_dump(tan($thirty)); 28if (allowed_rounding_error(tan($thirty),0.57735026918963)) { 29 echo "Pass\n"; 30} 31else { 32 echo "Fail\n"; 33} 34 35?> 36--EXPECTF-- 37tan 60 = float(%f) 38Pass 39tan 30 = float(%f) 40Pass 41