didou Tue Oct 21 07:48:57 2003 EDT
Modified files:
/phpdoc/en/reference/math/functions cos.xml deg2rad.xml rad2deg.xml
tan.xml
Log:
a bit o' trigo
Index: phpdoc/en/reference/math/functions/cos.xml
diff -u phpdoc/en/reference/math/functions/cos.xml:1.3
phpdoc/en/reference/math/functions/cos.xml:1.4
--- phpdoc/en/reference/math/functions/cos.xml:1.3 Sun Jun 2 07:56:51 2002
+++ phpdoc/en/reference/math/functions/cos.xml Tue Oct 21 07:48:57 2003
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.3 $ -->
+<!-- $Revision: 1.4 $ -->
<!-- splitted from ./en/functions/math.xml, last change in rev 1.2 -->
<refentry id="function.cos">
<refnamediv>
@@ -17,7 +17,21 @@
parameter. The <parameter>arg</parameter> parameter is in radians.
</para>
<para>
- See also <function>acos</function>, <function>sin</function>
+ <example>
+ <title><function>cos</function> example</title>
+ <programlisting role="php">
+<![CDATA[
+<?php
+
+echo cos(M_PI); // -1
+
+?>
+]]>
+ </programlisting>
+ </example>
+ </para>
+ <para>
+ See also <function>acos</function>, <function>sin</function>,
<function>tan</function> and <function>deg2rad</function>.
</para>
</refsect1>
Index: phpdoc/en/reference/math/functions/deg2rad.xml
diff -u phpdoc/en/reference/math/functions/deg2rad.xml:1.2
phpdoc/en/reference/math/functions/deg2rad.xml:1.3
--- phpdoc/en/reference/math/functions/deg2rad.xml:1.2 Wed Apr 17 02:39:51 2002
+++ phpdoc/en/reference/math/functions/deg2rad.xml Tue Oct 21 07:48:57 2003
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.2 $ -->
+<!-- $Revision: 1.3 $ -->
<!-- splitted from ./en/functions/math.xml, last change in rev 1.2 -->
<refentry id="function.deg2rad">
<refnamediv>
@@ -17,6 +17,21 @@
<para>
This function converts <parameter>number</parameter> from degrees
to the radian equivalent.
+ </para>
+ <para>
+ <example>
+ <title><function>deg2rad</function> example</title>
+ <programlisting role="php">
+<![CDATA[
+<?php
+
+echo deg2rad(45); // 0.785398163397
+var_dump(deg2rad(45) === M_PI_4); // bool(true)
+
+?>
+]]>
+ </programlisting>
+ </example>
</para>
<para>
See also <function>rad2deg</function>.
Index: phpdoc/en/reference/math/functions/rad2deg.xml
diff -u phpdoc/en/reference/math/functions/rad2deg.xml:1.2
phpdoc/en/reference/math/functions/rad2deg.xml:1.3
--- phpdoc/en/reference/math/functions/rad2deg.xml:1.2 Wed Apr 17 02:39:54 2002
+++ phpdoc/en/reference/math/functions/rad2deg.xml Tue Oct 21 07:48:57 2003
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.2 $ -->
+<!-- $Revision: 1.3 $ -->
<!-- splitted from ./en/functions/math.xml, last change in rev 1.8 -->
<refentry id="function.rad2deg">
<refnamediv>
@@ -17,6 +17,20 @@
<para>
This function converts <parameter>number</parameter> from radian
to degrees.
+ </para>
+ <para>
+ <example>
+ <title><function>rad2deg</function> example</title>
+ <programlisting role="php">
+<![CDATA[
+<?php
+
+echo rad2deg(M_PI_4); // 45
+
+?>
+]]>
+ </programlisting>
+ </example>
</para>
<para>
See also <function>deg2rad</function>.
Index: phpdoc/en/reference/math/functions/tan.xml
diff -u phpdoc/en/reference/math/functions/tan.xml:1.3
phpdoc/en/reference/math/functions/tan.xml:1.4
--- phpdoc/en/reference/math/functions/tan.xml:1.3 Sun Jun 2 07:56:51 2002
+++ phpdoc/en/reference/math/functions/tan.xml Tue Oct 21 07:48:57 2003
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.3 $ -->
+<!-- $Revision: 1.4 $ -->
<!-- splitted from ./en/functions/math.xml, last change in rev 1.57 -->
<refentry id="function.tan">
<refnamediv>
@@ -15,6 +15,20 @@
<para>
<function>tan</function> returns the tangent of the <parameter>arg</parameter>
parameter. The <parameter>arg</parameter> parameter is in radians.
+ </para>
+ <para>
+ <example>
+ <title><function>tan</function> example</title>
+ <programlisting role="php">
+<![CDATA[
+<?php
+
+echo tan(M_PI_2); // 1
+
+?>
+]]>
+ </programlisting>
+ </example>
</para>
<para>
See also <function>atan</function>, <function>sin</function>,
