Questenaتدريب يوضح لك ما ينبغي مراجعته لاحقًا
السؤال 19

Which statement correctly compares loose and strict equality for both 0 and the empty string against false?

  1. Only the empty string is loosely equal to false
  2. Both are loosely equal but not strictly equal to falseالإجابة الصحيحة
  3. Both are strictly equal but not loosely equal to false
  4. Only zero is strictly equal to false

الشرح

Both 0 == false and the empty string == false are true after loose-equality coercion. Their strict comparisons are false because neither the number nor the string has the boolean type of false.

تابع هذا الاختبار

بدء التدريب
السؤال 19: Which statement correctly compares loose and strict… · JavaScript Fundamentals · Questena