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<head><title>mm_array_read &#8212; Read a dense array from a file in the MatrixMarket
format</title> 
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   <h4 class="subsectionHead"><span class="titlemark">9.4   </span> <a 
 id="x95-1320009.4"></a>mm_array_read &#8212; Read a dense array from a file in the MatrixMarket
format</h4>
   <!--l. 142-->
   <div class="lstlisting" id="listing-17"><span class="label"><a 
 id="x95-132001r1"></a></span><span 
class="cmtt-10">call</span><span 
class="cmtt-10">&#x00A0;</span><span 
class="cmtt-10">mm_array_read</span><span 
class="cmtt-10">(</span><span 
class="cmtt-10">b</span><span 
class="cmtt-10">,</span><span 
class="cmtt-10">&#x00A0;</span><span 
class="cmtt-10">iret</span><span 
class="cmtt-10">,</span><span 
class="cmtt-10">&#x00A0;</span><span 
class="cmtt-10">iunit</span><span 
class="cmtt-10">,</span><span 
class="cmtt-10">&#x00A0;</span><span 
class="cmtt-10">filename</span><span 
class="cmtt-10">)</span>
   
   </div>
<!--l. 146--><p class="indent" >
     <dl class="description"><dt class="description">
<span 
class="cmbx-10">Type:</span> </dt><dd 
class="description">Asynchronous.
     </dd><dt class="description">
<span 
class="cmbx-10">On Entry</span>  </dt><dd 
class="description">
     </dd><dt class="description">
<span 
class="cmbx-10">filename</span> </dt><dd 
class="description">The name of the file to be read.<br 
class="newline" />Type:<span 
class="cmbx-10">optional</span>.<br 
class="newline" />Specified as: a character variable containing a valid file name, or <span class="obeylines-h"><span class="verb"><span 
class="cmtt-10">-</span></span></span>, in
     which case the default input unit 5 (i.e. standard input in Unix jargon) is
     used. Default: <span class="obeylines-h"><span class="verb"><span 
class="cmtt-10">-</span></span></span>.
     </dd><dt class="description">
<span 
class="cmbx-10">iunit</span> </dt><dd 
class="description">The Fortran file unit number.<br 
class="newline" />Type:<span 
class="cmbx-10">optional</span>.<br 
class="newline" />Specified as: an integer value. Only meaningful if filename is not <span class="obeylines-h"><span class="verb"><span 
class="cmtt-10">-</span></span></span>.</dd></dl>
<!--l. 159--><p class="indent" >
     <dl class="description"><dt class="description">
<span 
class="cmbx-10">On Return</span> </dt><dd 
class="description">
     </dd><dt class="description">
<span 
class="cmbx-10">b</span> </dt><dd 
class="description">Rigth hand side(s).<br 
class="newline" />Type: <span 
class="cmbx-10">required </span><br 
class="newline" />An  array  of  type  real  or  complex,  rank  1  or  2  and  having  the
     ALLOCATABLE attribute, or an object of type <a 
href="userhtmlsu7.html#vdata"><span 
class="cmtt-10">psb</span><span 
class="cmtt-10">_T</span><span 
class="cmtt-10">_vect</span><span 
class="cmtt-10">_type</span></a>, of
     type real or complex.<br 
class="newline" />Will be allocated and filled in if the input file contains a right hand side,
     otherwise will be left in the UNALLOCATED state. <br 
class="newline" />
     </dd><dt class="description">
<span 
class="cmbx-10">iret</span> </dt><dd 
class="description">Error code.<br 
class="newline" />Type: <span 
class="cmbx-10">required </span><br 
class="newline" />An integer value; 0 means no error has been detected.</dd></dl>
                                                                  

                                                                  
                                                                  

                                                                  
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