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<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="function.trader-sarext" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>trader_sarext</refname>
<refpurpose>Parabolic SAR - Extended</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>array</type><methodname>trader_sarext</methodname>
<methodparam><type>array</type><parameter>high</parameter></methodparam>
<methodparam><type>array</type><parameter>low</parameter></methodparam>
<methodparam choice="opt"><type>float</type><parameter>startValue</parameter></methodparam>
<methodparam choice="opt"><type>float</type><parameter>offsetOnReverse</parameter></methodparam>
<methodparam choice="opt"><type>float</type><parameter>accelerationInitLong</parameter></methodparam>
<methodparam choice="opt"><type>float</type><parameter>accelerationLong</parameter></methodparam>
<methodparam choice="opt"><type>float</type><parameter>accelerationMaxLong</parameter></methodparam>
<methodparam choice="opt"><type>float</type><parameter>accelerationInitShort</parameter></methodparam>
<methodparam choice="opt"><type>float</type><parameter>accelerationShort</parameter></methodparam>
<methodparam choice="opt"><type>float</type><parameter>accelerationMaxShort</parameter></methodparam>
</methodsynopsis>
<para>
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<variablelist>
<varlistentry>
<term><parameter>high</parameter></term>
<listitem>
<para>
&trader.arg.array.of.real.high;
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>low</parameter></term>
<listitem>
<para>
&trader.arg.array.of.real.low;
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>startValue</parameter></term>
<listitem>
<para>
Start value and direction. 0 for Auto, >0 for Long, <0 for Short. Valid range from <link xmlns="http://docbook.org/ns/docbook" linkend="constant.trader-real-min">TRADER_REAL_MIN</link> to <link xmlns="http://docbook.org/ns/docbook" linkend="constant.trader-real-max">TRADER_REAL_MAX</link>.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>offsetOnReverse</parameter></term>
<listitem>
<para>
Percent offset added/removed to initial stop on short/long reversal. Valid range from 0 to <link xmlns="http://docbook.org/ns/docbook" linkend="constant.trader-real-max">TRADER_REAL_MAX</link>.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>accelerationInitLong</parameter></term>
<listitem>
<para>
Acceleration Factor initial value for the Long direction. Valid range from 0 to <link xmlns="http://docbook.org/ns/docbook" linkend="constant.trader-real-max">TRADER_REAL_MAX</link>.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>accelerationLong</parameter></term>
<listitem>
<para>
Acceleration Factor for the Long direction. Valid range from 0 to <link xmlns="http://docbook.org/ns/docbook" linkend="constant.trader-real-max">TRADER_REAL_MAX</link>.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>accelerationMaxLong</parameter></term>
<listitem>
<para>
Acceleration Factor maximum value for the Long direction. Valid range from 0 to <link xmlns="http://docbook.org/ns/docbook" linkend="constant.trader-real-max">TRADER_REAL_MAX</link>.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>accelerationInitShort</parameter></term>
<listitem>
<para>
Acceleration Factor initial value for the Short direction. Valid range from 0 to <link xmlns="http://docbook.org/ns/docbook" linkend="constant.trader-real-max">TRADER_REAL_MAX</link>.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>accelerationShort</parameter></term>
<listitem>
<para>
Acceleration Factor for the Short direction. Valid range from 0 to <link xmlns="http://docbook.org/ns/docbook" linkend="constant.trader-real-max">TRADER_REAL_MAX</link>.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>accelerationMaxShort</parameter></term>
<listitem>
<para>
Acceleration Factor maximum value for the Short direction. Valid range from 0 to <link xmlns="http://docbook.org/ns/docbook" linkend="constant.trader-real-max">TRADER_REAL_MAX</link>.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>Returns an array with calculated data or false on failure.</para>
</refsect1>
</refentry>
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