Javascript-table management1

to alert the text value of each td

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1. $('table tr td').each(function(){
2.       var texto = $(this).text();
3. });

if you want the value of the first row second column, otherwise known as row 1 cell 2 or position(1,2), 

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1. var texto = $('table tr:nth-child(1) td:nth-child(2)').text()