cvs: phpdoc-ar /language operators.xml

hafid Fri Dec 26 19:10:16 2003 EDT Modified files: /phpdoc-ar/language operators.xml Log: Updated to En 1.57. Index: phpdoc-ar/language/operators.xml diff -u phpdoc-ar/language/operators.xml:1.1 phpdoc-ar/language/operators.xml:1.2 --- phpdoc-ar/language/operators.xml:1.1 Sat Nov 8 01:13:29 2003 +++ phpdoc-ar/language/operators.xml Fri Dec 26 19:10:15 2003 @@ -1,10 +1,29 @@ <?xml version="1.0" encoding="ISO-8859-6"?> -<!-- $Revision: 1.1 $ --> -<!-- EN-Revision: 1.53 Maintainer: hafid Status: ready --> +<!-- $Revision: 1.2 $ --> +<!-- EN-Revision: 1.57 Maintainer: hafid Status: ready --> <chapter id="language.operators"> <title>ÇäåïÔÚñðäÇÊ (Operators)</title> <simpara> + ÇäåïÔÚñðä çè ÔêÁ ÊïÚîÐðêç ÈâêåÉ (Ãè + ÈÙÈÇÑɬ ÍÓÈ ÇäÏñîÇÑðÌîÉ ÇäÈîÑåÌêñîÉ) èÇÍÏÉ Ãè ÃãËÑ ååÇ êÄÏê Åäé ÇÓÊÍÕÇä âêåÉ ÃÎÑé (ÈÍêË Ãæñî + çÐÇ ÇäÈæÇÁ æáÓç êÕÈÍ ÙÈÇÑÉë). ÅÐæ¬ ÈÅåãÇæã ÇäÊñîáãêÑ ÈÇäÏñîèÇä + Ãè ÇäÈæÇÁÇÊ ÇäÊñðê ÊïÑÌðÙï âêåÉ (åËä print) Ùäé ÃæñîçÇ åïÔÚñðäÇÊ èÈÊäã + ÇäÊñðê äÇ ÊïÑÌðÙ ÔêÆÇë (åËä echo) Ùäé ÃæñîçÇ Ãêñ ÔêÁ ÂÎÑ. </simpara> + <para> + çæÇã ËäÇËÉ ÃæèÇÙ åæ ÇäåïÔÚñðäÇÊ. ÃèäǬ çæÇã ÇäåïÔÚñðä ÇäÃÍÇÏêñ (unary operator) ÇäÐê + êÔÊÚä Ùäé âêåÉ èÇÍÏÉ áâ׬ Ùäé ÓÈêä ÇäåËÇä ! (åïÔÚñðä Çäæñîáê) Ãè ++ + (åïÔîÚñðä ÇäÊñîÒÇêÏ). ÊïæòÙîÊ ÇäåÌåèÙÉ ÇäËÇæêñîÉ ÈÇäåïÔÚñðäÇÊ ÇäËñïæÇÆêñîÉ (binary operators)» ÊÍÊèê + çÐç ÇäåÌåèÙÉ Ùäé åÙØå ÇäåïÔÚñðäÇÊ ÇäÊê ÊÏÙåçÇ PHP èáê ÃÓáä + åâ×Ù <link linkend="language.operators.precedence">ÃÓÈâêÉ + ÇäåïÔÚñðäÇÊ</link>¬ ÊèÌÏ äÇÆÍÉ äçÇ. + </para> + <para> + ÊÊåËä ÇäåÌåèÙÉ ÇäËñîÇäËÉ áê ÇäåïÔÚñðä ÇäËñïäÇËêñ (ternary operator): ?:. êÌÈ ÇÓÊÎÏÇåçÇ ÈÚÑÖ ÇäÇæÊâÇÁ + Èêæ ÙÈÇÑÊêæ ÊâèåÇæ Ùäé ÃÓÇÓ ÙÈÇÑÉ ËÇäËÉ ÈÏäÇ åæ ÇæÊâÇÁ + ÌåäÊêæ Ãè åÓÇÑê ÊæáêÐ. Åæñî ÅÍÇ×É ÇäÙÈÇÑÇÊ ÇäËñïäÇËêñîÉ + ÈâèÓêæ çè áãÑÉ ÌêñðÏÉ ÌÏÇë. + </para> <sect1 id="language.operators.precedence"> <title>ÃÓÈâêÉ ÇäåïÔÚñðäÇÊ (Operator Precedence)</title> @@ -23,6 +42,7 @@ ÓÑÏ Ãâä ÇäåïÔÚñðäÇÊ ÃÓÈâêÉ ÃèäÇ. <table> <title>ÃÓÈâêÉ ÇäåïÔÚñðäÇÊ</title> + <tgroup cols="2"> <thead> <row> @@ -210,23 +230,32 @@ <informalexample> <programlisting role="php"> <![CDATA[ +<?php + $a = ($b = 4) + 5; // $a ÊÓÇèê 9 ÇäÂæ è $b ÙïêñðæîÊ âêåÊçÇ äà 4. + +?> ]]> </programlisting> </informalexample> </para> <para> - ÈÇäÅÖÇáÉ Åäé åÙÇåä ÇäÊñîÙêêæ ÇäâÇÙÏêñ¬ çæÇã "åÔÚñðäÇÊ åïÑîãñîÈîÉ - combined - operators" äÃÌä ãäñ ÇäåïÔÚñðäÇÊ ÇäÍÓÇÈêñîÉ ÇäËñïæÇÆêñîÉ èåïÔÚñðäÇÊ ÇäÓñîäÇÓä ÇäæñîÕêñîÉ (binary arithmetic and string operators) - ÇäÊñðê ÊÓåÍ ÈÇÓÊÎÏÇå âêåÉ áê ÙÈÇÑÉ èåæ Ëå ÊÙêêæ - âêåÊçÇ äÏé æÊêÌÉ çÐç ÇäÙÈÇÑÉ. Ùäé ÓÈêä ÇäåËÇä: + ÈÇäÅÖÇáÉ Åäé åïÔÚñðä ÇäÊñîÙêêæ ÇäâÇÙÏêñ¬ çæÇã "åÔÚñðäÇÊ åïÑîãñîÈîÉ - combined + operators" äÃÌä ãäñ ÇäåïÔÚñðäÇÊ <link linkend="language.operators">ÇäÍÓÇÈêñîÉ + ÇäËñïæÇÆêñîÉ</link> èÊäã ÇäÎÇÕÉ ÈÇäÓñîäÇÓä ÇäæñîÕêñîÉ ÇäÊñðê ÊÓåÍ äã ÈÇÓÊÎÏÇå âêåÉ áê + ÙÈÇÑÉ èåæ Ëå ÊÙêêæ âêåÊçÇ äÏé æÊêÌÉ çÐç ÇäÙÈÇÑÉ. Ùäé ÓÈêä + ÇäåËÇä: <informalexample> <programlisting role="php"> <![CDATA[ +<?php + $a = 3; $a += 5; // ÊïÙêñðæ âêåÉ $a äà 8¬ èãÃæñîæÇ âäæÇ: $a = $a + 5; $b = "ÃçäÇ "; $b .= "ÃæÊå çæÇ!"; // ÊïÙêñðæ âêåÉ $b äà "ÃçäÇ ÃæÊå çæÇ!"¬ ÈÇäÖñîÈ׬ åËä $b = $b . "ÃæÊå çæÇ!"; + +?> ]]> </programlisting> </informalexample> @@ -512,8 +541,10 @@ <informalexample> <programlisting role="php"> <![CDATA[ +<?php $output = ls -al; echo "<pre>$output</pre>"; +?> ]]> </programlisting> </informalexample> @@ -706,11 +737,13 @@ <informalexample> <programlisting role="php"> <![CDATA[ +<?php $a = "ÃçäÇ "; $b = $a . "êÇ âÏÓ!"; // ÇäÂæ¬ $b ÊÍÊèê "ÃçäÇ êÇ âÏÓ!" $a = "ÃçäÇ "; $a .= "êÇ âÏÓ!"; // ÇäÂæ¬ $a ÊÍÊèê "ÃçäÇ êÇ âÏÓ!" +?> ]]> </programlisting> </informalexample> @@ -733,12 +766,14 @@ <informalexample> <programlisting role="php"> <![CDATA[ +<?php $a = array("a" => "ÊáÇÍÉ", "b" => "åèÒÉ"); $b = array("a" =>"ÅÌÇÕ", "b" => "áÑÇèäÉ", "c" => "ãÑÒ"); $c = $a + $b; var_dump($c); +?> ]]> </programlisting> </informalexample> @@ -787,3 +822,7 @@ --> + + + +