判断字符型变量c1是否为大写字母的正确表达式为()
A.'A'<=c1<='z'<br>
B.c1>='A'&&c1<='z'<br>
C.'A'>=c1||c1<='z'<br>
D.c1>='a'&&c1<='z'<br>
- · 有5位网友选择 B,占比50%
- · 有2位网友选择 D,占比20%
- · 有2位网友选择 A,占比20%
- · 有1位网友选择 C,占比10%
A.'A'<=c1<='z'<br>
B.c1>='A'&&c1<='z'<br>
C.'A'>=c1||c1<='z'<br>
D.c1>='a'&&c1<='z'<br>
判断char型变量c1是否为大写字母的正确表达式是
A.'A'<=c1<='Z'
B.(c1>=A)&&(c1<=Z)
C.('A'>=c1)||('Z'<=c1)
D.(c1>='A')&&(c1<='Z')
判断char型变量c1是否为大写字母的正确表达式是
A.'A'<=c1<='Z'
B.(c1>=A)&&(c1<=Z)
C.('A'>=c1)‖('Z'<=c1)
D.(c1>='A')&&(c1<='Z')
A.'0'<=c1<='9'>
B.('9'>=c1)&&('0'<=c1)>
C.(c1<='9')||(c1>='0')
D.(c1>='9')&&(c1<='0')>
判断char型变量cl是否为大写字母的正确表达式是A.’A’=A)&&(clC.(’A’>=cl)||(’Z’=’A’)&&(cl<=’z’)
判断char型变量c1是否为小写字母的正确表达式为()。
A.'a'<=c1<='z'
B.(c1>=A) ‖(c1<=z)
C.('a'=>c1‖('z'<=c1)
D.(c1>='a')&&(c1<='z')
A.c>='A' && c<='z'>
B.c >= 'A' || c<='z'>
C.c < 'A' && c > 'Z'
D.c < 'A' || c > 'Z'
判断char型变量c是否为大写字母的最简单且正确的表达式是()。A.
B.
C.
D.
A.A
B.B
C.C
D.D
A. ’a’<=c1<=’z’b. (c1>=A.&&(c1<=’z’)c. (’a’>=c1)||(’z’<=c1)d. (c1>=’a’)&&(c1<=’z’)
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