Dear Sir/Madam<br>    I use if command for calculating but I had a problem as below<br>This is my module:<br><br>       function main(args)<br>            year=subwrd(args,1)<br>            para=1<br>            <b><i>if (para = 1)<br>
</i></b>                &#39;sdfopen /home/chinhth/DATA/HINCAST/COLA/z500/COLA/JUN/&#39;year&#39;/<a href="http://z500.nc">z500.nc</a>&#39;<br>                &#39;set t 1&#39;<br>                &#39;set z 1&#39;<br>                &#39;set lat -90 90&#39;<br>
                &#39;set lon 0 357.5&#39;<br>                &#39;set gxout print&#39;<br>                &#39;set prnopts %g 1 1&#39;<br>                &#39;d z500&#39;<br>                res=result<br>                w=write(&#39;/home/chinhth/DATA/HINCAST/COLA/z500/COLA/JUN/&#39;year&#39;/&#39;year&#39;.txt&#39;,res)<br>
            <b><i>endif<br></i></b>But I don&#39;t understand one error occur as bellow:<br>           <b><i>Unable to locate ENDIF statement for the IF statement at line 8<br>            In file <a href="http://convert_txt.gs">convert_txt.gs</a></i></b><br>
Please tell me this problem<br>Thank you <br>Chinh<br clear="all"><br>-- <br><div>(Mr.) Ta Huu Chinh</div><div>National, Weather Forecasting Center, Ha Noi, Viet Nam. </div><div>No: 4th, Dang Thai Than, Hoan Kiem, Ha Noi</div>
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