richerimage · May 4, 2016 14:32
diff --git a/conditional_excerpt_length.php b/conditional_excerpt_length.php
 add_filter( 'excerpt_length', 'conditional_excerpt_length' );

 function conditional_excerpt_length($length) {
    if ( is_front_page() )
        return 80;    // Change value as desired
    else
        return $length;
 }
	add_filter( 'excerpt_length', 'conditional_excerpt_length' );

	function conditional_excerpt_length($length) {
	if ( is_front_page() )
	return 80; // Change value as desired
	else
	return $length;
	}