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php

--TEST--
Test crc32() function : basic functionality 
--SKIPIF--
<?php
if (PHP_INT_SIZE != 4) 
  die("skip this test is for 32bit platform only");
?>

--FILE--
<?php
/* Prototype  : string crc32(string $str)
 * Description: Calculate the crc32 polynomial of a string 
 * Source code: ext/standard/crc32.c
 * Alias to functions: none
*/

/*
 * Testing crc32() : basic functionality
*/

echo "*** Testing crc32() : basic functionality ***\n";


// Initialise all required variables
$str = 'string_val1234';

// Calling crc32() with all possible arguments

// checking for the return type of the function
var_dump( is_int(crc32($str)) );

// Printing the returned value from the function
printf("%u\n", crc32($str) );

echo "Done";
?>
--EXPECTF--
*** Testing crc32() : basic functionality ***
bool(true)
256895812
Done