1--TEST-- 2Test ctype_xdigit() function : usage variations - different integers 3--EXTENSIONS-- 4ctype 5--FILE-- 6<?php 7/* 8 * Pass different integers to ctype_xdigit() to test which character codes are considered 9 * valid hexadecimal 'digits' 10 */ 11 12echo "*** Testing ctype_xdigit() : usage variations ***\n"; 13 14$orig = setlocale(LC_CTYPE, "C"); 15 16for($c = 1; $c < 256; $c++) { 17 if (ctype_xdigit(chr($c))) { 18 echo "character code $c is a hexadecimal 'digit'\n"; 19 } 20} 21 22setlocale(LC_CTYPE, $orig); 23?> 24--EXPECT-- 25*** Testing ctype_xdigit() : usage variations *** 26character code 48 is a hexadecimal 'digit' 27character code 49 is a hexadecimal 'digit' 28character code 50 is a hexadecimal 'digit' 29character code 51 is a hexadecimal 'digit' 30character code 52 is a hexadecimal 'digit' 31character code 53 is a hexadecimal 'digit' 32character code 54 is a hexadecimal 'digit' 33character code 55 is a hexadecimal 'digit' 34character code 56 is a hexadecimal 'digit' 35character code 57 is a hexadecimal 'digit' 36character code 65 is a hexadecimal 'digit' 37character code 66 is a hexadecimal 'digit' 38character code 67 is a hexadecimal 'digit' 39character code 68 is a hexadecimal 'digit' 40character code 69 is a hexadecimal 'digit' 41character code 70 is a hexadecimal 'digit' 42character code 97 is a hexadecimal 'digit' 43character code 98 is a hexadecimal 'digit' 44character code 99 is a hexadecimal 'digit' 45character code 100 is a hexadecimal 'digit' 46character code 101 is a hexadecimal 'digit' 47character code 102 is a hexadecimal 'digit' 48