diff options
Diffstat (limited to 'array.c')
-rw-r--r-- | array.c | 8 |
1 files changed, 5 insertions, 3 deletions
@@ -3801,7 +3801,8 @@ ary_recycle_hash(VALUE hash) * Array Difference * * Returns a new array that is a copy of the original array, removing any - * items that also appear in +other_ary+. + * items that also appear in +other_ary+. The order is preserved from the + * original array. * * It compares elements using their #hash and #eql? methods for efficiency. * @@ -3833,7 +3834,8 @@ rb_ary_diff(VALUE ary1, VALUE ary2) * ary & other_ary -> new_ary * * Set Intersection --- Returns a new array containing elements common to the - * two arrays, excluding any duplicates. + * two arrays, excluding any duplicates. The order is preserved from the + * original array. * * It compares elements using their #hash and #eql? methods for efficiency. * @@ -3875,7 +3877,7 @@ rb_ary_and(VALUE ary1, VALUE ary2) * ary | other_ary -> new_ary * * Set Union --- Returns a new array by joining +ary+ with +other_ary+, - * excluding any duplicates. + * excluding any duplicates and preserving the order from the original array. * * It compares elements using their #hash and #eql? methods for efficiency. * |