Method: Numo::NArray#==

Defined in:
ext/numo/narray/narray.c

#==(other) ⇒ Boolean

Equality of self and other in view of numerical array. i.e., both arrays have same shape and corresponding elements are equal.

Parameters:

  • other (Object)

Returns:

  • (Boolean) —

    true if self and other is equal.



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# File 'ext/numo/narray/narray.c', line 1957

static VALUE
na_equal(VALUE self, volatile VALUE other)
{
    volatile VALUE vbool;
    narray_t *na1, *na2;
    int i;

    GetNArray(self,na1);

    if (!rb_obj_is_kind_of(other,cNArray)) {
        other = rb_funcall(rb_obj_class(self), id_cast, 1, other);
    }

    GetNArray(other,na2);
    if (na1->ndim != na2->ndim) {
        return Qfalse;
    }
    for (i=0; i<na1->ndim; i++) {
        if (na1->shape[i] != na2->shape[i]) {
            return Qfalse;
        }
    }
    if (na1->size == 0) {
      return Qtrue;
    }
    vbool = rb_funcall(self, id_eq, 1, other);
    return (rb_funcall(vbool, id_count_false, 0)==INT2FIX(0)) ? Qtrue : Qfalse;
}