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implemented user note: example variables such as $bool and $int may be confusing

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to some users coming from C/Java, using $a_bool, $an_int, etc. instead.


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@208974 c90b9560-bf6c-de11-be94-00142212c4b1
This commit is contained in:
Philip Olson 2006-03-09 06:39:45 +00:00
parent 946cedcbbe
commit c37c710bdf
1 changed files with 11 additions and 10 deletions
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21
language/types.xml
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@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.160 $ -->
<!-- $Revision: 1.161 $ -->
<chapter id="language.types">
<title>Types</title>
@ -128,22 +128,23 @@
<programlisting role="php">
<![CDATA[
<?php
$bool = TRUE; // a boolean
$str = "foo"; // a string
$int = 12; // an integer
$a_bool = TRUE; // a boolean
$a_str = "foo"; // a string
$a_str2 = 'foo'; // a string
$an_int = 12; // an integer
echo gettype($bool); // prints out "boolean"
echo gettype($str); // prints out "string"
echo gettype($a_bool); // prints out: boolean
echo gettype($a_str); // prints out: string
// If this is an integer, increment it by four
if (is_int($int)) {
$int += 4;
if (is_int($an_int)) {
$an_int += 4;
}
// If $bool is a string, print it out
// (does not print out anything)
if (is_string($bool)) {
echo "String: $bool";
if (is_string($a_bool)) {
echo "String: $a_bool";
}
?>
]]>