<samp id="coeay"><sup id="coeay"></sup></samp>

問答題

php支持8種原始數(shù)據(jù)類型,其中兩種特殊類型（）

答案： ["NULL"]

你可能感興趣的試題

單項選擇題

— Howre you — Fine, thnk you. TooB．How do you doC．nd youD．How oldre you— Howre you — Fine, thnk you. Too B．How do you do C．nd you D．How oldre you

A．TooB．How do you doC．And youD．How old are you

Problems 4-8. a. Estimate the latent heat of vaporization of n-butane at its normal boiling point of –0.5（）.

答案：見講義