function filterClasses(str) {
var classes = str.split(' ');
var new_classes = [];
for (var i = 0, length = classes.length; i < length; i++) {
if (classes[i].substring(0, 3) == 'js_') {
continue;
}
new_classes.push(classes[i]);
}
return new_classes.join(' ');
}
var str = 'js_class1 js_1first sex_woman sp it_b_woman js_disable js_stylerForm';
alert( filterClasses(str) );Можно использовать и не Excel а php
$originalString = '5 6 7 12 25 56 40 98 15 30 25 22 20 8 6 4 7 5 6 7 12 25 56 40 98 15 30 25 22 20 8 6 4 7 5 6 7 12 25 56 40 98 15 30 25 22 20 8 6 4 7';
$originalArray = implode(' ', $originalString);
rsort($originalArray);
$originalArray = array_slice($originalArray, 0, 16);
echo 'Итого: ', array_product($originalArray);
$(this).replaceWith('<a href="'+$(this).attr("title")+'">'+$(this).html()+'</a>');