method

==

v1_8_7_330 - Show latest stable - 0 notes - Class: Float

==(p1) public

Returns true only if obj has the same value as flt. Contrast this with Float#eql?, which requires obj to be a Float.

1.0 == 1   #=> true

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/*
 *  call-seq:
 *     flt == obj   => true or false
 *
 *  Returns <code>true</code> only if <i>obj</i> has the same value
 *  as <i>flt</i>. Contrast this with <code>Float#eql?</code>, which
 *  requires <i>obj</i> to be a <code>Float</code>.
 *
 *     1.0 == 1   #=> true
 *
 */

static VALUE
flo_eq(x, y)
    VALUE x, y;
{
    volatile double a, b;

    switch (TYPE(y)) {
      case T_FIXNUM:
        b = FIX2LONG(y);
        break;
      case T_BIGNUM:
        b = rb_big2dbl(y);
        break;
      case T_FLOAT:
        b = RFLOAT(y)->value;
        if (isnan(b)) return Qfalse;
        break;
      default:
        return num_equal(x, y);
    }
    a = RFLOAT(x)->value;
    if (isnan(a)) return Qfalse;
    return (a == b)?Qtrue:Qfalse;
}

==

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