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<!doctype html> <html lang="en"> <head> <title>jQuery :first-child Selector Selct First Table Row</title> <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script> <script> $(document).ready(function(){ $('.mybtn').click(function(){ $( "table.mytable tr:first-child" ).css( "background", "yellow" ); }); }); </script> <style> .mytable{ border-collapse:collapse; } .mytable tr th, .mytable tr td{ border: 1px solid #ccc; } </style> </head> <body> <h2>jQuery :first-child Selector Selct First Table Row</h2> <p><button type="button" class="mybtn">Click to Color First Child Row</button></p> <table class="mytable"> <tr> <th>Sr No</th> <th>Name</th> </tr> <tr> <td>1</td> <td>Guitar</td> </tr> <tr> <td>2</td> <td>Bongo Drum</td> </tr> <tr> <td>3</td> <td>Flute</td> </tr> <tr> <td>4</td> <td>Harmonium</td> </tr> <tr> <td>5</td> <td>Organ</td> </tr> </table> </body> </html>
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