Count elements and add Classes

count_addclass.txt

/*Count*/
var $this = $('.page_content__content .menu > li');
if ($this.length == 1) {
    $this.addClass('one');
} else if ($this.length == 2) {
    $this.addClass('two');
} else if ($this.length == 3) {
    $this.addClass('three');
} else if ($this.length == 4) {
    $this.addClass('four');
} else if ($this.length == 5) {
    $this.addClass('five');
} else if ($this.length == 6) {
    $this.addClass('six');
} else if ($this.length == 7) {
    $this.addClass('seven');
} else if ($this.length == 8) {
    $this.addClass('eight');
} else if ($this.length == 9) {
    $this.addClass('nine');
} else if ($this.length == 10) {
    $this.addClass('ten');
}