Target only the span of current row jQuery -


how target span of current row?did research closest might work can't under stand usage table.

   var spanid = $(this).closest('tr').next().find('span').attr("[name='wpc_subtotal']");     spanid.text(sum);

here fiddle.

just remove next code () refer next tr has value of 0 because don't change refer other element target.

 var spanid = $(this).closest('tr').find('span').attr("[name='wpc_subtotal']");

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