1--TEST-- 2Hexadecimal integer strings (32bit) 3--SKIPIF-- 4<?php 5if (PHP_INT_SIZE != 4) die("skip this test is for 32bit platform only"); 6?> 7--FILE-- 8<?php 9/* Using hexadecimal prefix notation lowercase */ 10/* Maximum value representable as integer */ 11$hex = 0x7FFFFFFF; 12var_dump($hex); 13var_dump(PHP_INT_MAX); 14 15/* Floating number */ 16$hex = 0x45FFFABCDE0000000; 17var_dump($hex); 18 19/* Integer */ 20$hex = 0x1C; 21var_dump($hex); 22 23/* underscore separator */ 24$hex = 0x1_C; 25var_dump($hex); 26 27/* Ignore leading 0 and _ */ 28$hex = 0x0_01C; 29var_dump($hex); 30$hex = 0x0_1C; 31var_dump($hex); 32 33/* Overflow to infinity */ 34$hex = 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF; 35var_dump($hex); 36 37/* Using hexadecimal prefix notation uppercase */ 38/* Maximum value representable as integer */ 39$hex = 0X7FFFFFFF; 40var_dump($hex); 41var_dump(PHP_INT_MAX); 42 43/* Floating number */ 44$hex = 0X45FFFABCDE0000000; 45var_dump($hex); 46 47/* Integer */ 48$hex = 0X1C; 49var_dump($hex); 50 51/* underscore separator */ 52$hex = 0X1_C; 53var_dump($hex); 54 55/* Ignore leading 0 and _ */ 56$hex = 0X0_01C; 57var_dump($hex); 58$hex = 0X0_1C; 59var_dump($hex); 60 61/* Overflow to infinity */ 62$hex = 0XFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF; 63var_dump($hex); 64 65?> 66--EXPECT-- 67int(2147483647) 68int(2147483647) 69float(8.070441274821732E+19) 70int(28) 71int(28) 72int(28) 73int(28) 74float(INF) 75int(2147483647) 76int(2147483647) 77float(8.070441274821732E+19) 78int(28) 79int(28) 80int(28) 81int(28) 82float(INF) 83