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<td class="headerStyle">
   <input type="image" 
       name="ctl00$ContentPlaceHolder1$gvfacletails$ctl19$lnkView" 
       id="lnkView" title="View" src="images/view.png" 
       onclick="javascript:WebForm_DoPostBackWithOptions(new WebForm_PostBackOptions("ctl00$ContentPlaceHolder1$gvfaculetails$ctl19$lnkView", "", false, "", "viewculty.aspx?FacultyID=Li9S-20151", false, false))">
</td>

How to extract this href viewculty.aspx?FacultyID=Li9S-20151 from above javascript onclick in python using scrapy?

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  • 1
    a regular expression? Commented May 15, 2018 at 8:12
  • what is the best way to extract that link and to parse through callback in python scrapy? Commented May 15, 2018 at 8:37

1 Answer 1

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href = response.xpath('//input[@id="lnkView"]/@onclick').re_first( r'([^"]+\?[^"]+)' )

Above I'm using regex and searching for ? and surrounding unquoted symbols

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