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instance method
Array#prepend
(*Elem objects) -> self
prepend(*objects) → self
array.c
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VALUE
rb_ary_unshift_m(int argc, VALUE *argv, VALUE ary)
{
rb_len_t len = RARRAY_LEN(ary);
VALUE target_ary;
if (argc == 0) {
rb_ary_modify_check(ary);
return ary;
}
target_ary = ary_ensure_room_for_unshift(ary, argc);
ary_memcpy0(ary, 0, argc, argv, target_ary);
ARY_SET_LEN(ary, len + argc);
return ary;
}
Alias of #unshift
Prepends the given objects to self:
Example
a = [:foo, 'bar', 2] a.unshift(:bam, :bat) # => [:bam, :bat, :foo, "bar", 2]
Related: Array#shift; see also Methods for Assigning.