CVS update: phpdoc/chapters

Date: Friday June 18, 1999 @ 20:43 Author: jim Update of /repository/phpdoc/chapters In directory php:/tmp/cvs-serv12213/chapters Modified Files: features.sgml lang-syntax.sgml Log Message: Get up to date with php3 docs. Index: phpdoc/chapters/features.sgml diff -u phpdoc/chapters/features.sgml:1.1.1.1 phpdoc/chapters/features.sgml:1.2 --- phpdoc/chapters/features.sgml:1.1.1.1 Sun Jun 6 14:50:35 1999 +++ phpdoc/chapters/features.sgml Fri Jun 18 20:43:17 1999 @@ -246,6 +246,49 @@ starting at the first whitespace in the content-type mime header it gets from the client. As long as this is the case, CERN httpd will not support the file upload feature. + + <sect2 id="feature-fileupload.multiple"> + <title>Uploading multiple files</title> + <simpara> + As of PHP 3.0.10, it is possible to upload multiple files + simultaneously and have the information organized automatically + in arrays for you. To do so, you need to use the same array + submission syntax in the HTML form as you do with multiple + selects and checkboxes: + + <para> + <example> + <title>Uploading multiple forms</title> + <programlisting> +&lt;form action=&quot;file-upload.html&quot; method=&quot;post&quot; enctype=&quot;multipart/form-data&quot;&gt; + Send these files:&lt;br&gt; + &lt;input name=&quot;userfile[]&quot; type=&quot;file&quot;&gt;&lt;br&gt; + &lt;input name=&quot;userfile[]&quot; type=&quot;file&quot;&gt;&lt;br&gt; + &lt;input type=&quot;submit&quot; value=&quot;Send files&quot;&gt; +&lt;/form&gt; + </programlisting> + </example> + + <simpara> + When the above form is submitted, the arrays <computeroutput>$userfile</computeroutput>, + <computeroutput>$userfile_name</computeroutput>, and + <computeroutput>$userfile_size</computeroutput> will be formed in the global + scope (as well as in $HTTP_POST_VARS). Each of these will be a + numerically indexed array of the appropriate values for the + submitted files. + + <simpara> + For instance, assume that the filenames + <filename>/home/test/review.html</filename> and + <filename>/home/test/xwp.out</filename> are submitted. In this + case, <computeroutput>$userfile_name[0]</computeroutput> would contain + the value <computeroutput>review.html</computeroutput>, and + <computeroutput>$userfile_name[1]</computeroutput> would contain the + value <computeroutput>xwp.out</computeroutput>. Similarly, + <computeroutput>$userfile_size[0]</computeroutput> would contain + <filename>review.html</filename>'s filesize, and so forth. + </sect2 + </sect1> <sect1 id="feature-putsupport"> Index: phpdoc/chapters/lang-syntax.sgml diff -u phpdoc/chapters/lang-syntax.sgml:1.1.1.1 phpdoc/chapters/lang-syntax.sgml:1.2 --- phpdoc/chapters/lang-syntax.sgml:1.1.1.1 Sun Jun 6 14:50:39 1999 +++ phpdoc/chapters/lang-syntax.sgml Fri Jun 18 20:43:17 1999 @@ -826,24 +826,24 @@ exponent. The exponent is an 'e' or 'E' followed by one or more digits. + <simpara> + When the first expression is a string, the type of the variable + will depend on the second expression. + <informalexample> <programlisting> -$foo = 1 + "10.5"; // $foo is double (11.5) -$foo = 1 + "-1.3e3"; // $foo is double (-1299) -$foo = 1 + "bob-1.3e3"; // $foo is integer (1) -$foo = 1 + "bob3"; // $foo is integer (1) +$foo = 1 + "10.5"; // $foo is double (11.5) +$foo = 1 + "-1.3e3"; // $foo is double (-1299) +$foo = 1 + "bob-1.3e3"; // $foo is integer (1) +$foo = 1 + "bob3"; // $foo is integer (1) $foo = 1 + "10 Small Pigs"; // $foo is integer (11) -$foo = 1 + "10 Little Piggies"; // $foo is integer (11); -$foo = "10.0 pigs " + 1; // $foo is int (11) +$foo = 1 + "10 Little Piggies"; // $foo is integer (11) +$foo = "10.0 pigs " + 1; // $foo is integer (11) $foo = "10.0 pigs " + 1.0; // $foo is double (11) </programlisting> </informalexample> <simpara> - The type of the variable depends on the second not on the first - expression, when the first expression is a string. - - <simpara> For more information on this conversion, see the Unix manual page for strtod(3). </sect1> @@ -1997,8 +1997,9 @@ <title><literal>continue</literal></title> <para> - <literal>continue</literal> jumps to the beginning of enclosing the looping - construct. + <literal>continue</literal> is used within looping structures to + skip the rest of the current loop iteration and continue + execution at the beginning of the next iteration. <informalexample> <programlisting>