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June 3, 2019 13:46
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Bookmarklet for scraping Italian election official website
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javascript:(function() { | |
let res = []; | |
let table = $('#superTable tr'); | |
let headings = table.eq(0).children().map( (i,x) => x.innerText ).get(); | |
let dups = {}; | |
headings = headings.map( e => { | |
let n = dups[e] | 0; | |
let ee = n ? e + n : e; | |
dups[e] = n + 1; | |
return ee; | |
}); | |
res = table.slice(1).map( (i,r) => | |
$(r).children().map((i, x) => x.innerText) | |
).get().map( r => { | |
let res = {}; | |
r.get().forEach( (e,i) => res[headings[i]] = e); | |
return res; | |
}); | |
let output=window.open("","Output window","width=600,height=600,location:no,toolbar:no"); | |
output.document.write("<head><title>Table contents</title></head><body><pre>\n"); | |
output.document.write(JSON.stringify(res).replace(/},/g,"},\n")); | |
output.document.write("</pre></body>"); | |
})(); |
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