an if statement is a programming construct that allows you to make decisions based on certain conditions. it helps you control the flow of your program by executing different blocks of code depending on whether a given condition is true or false. in simpler terms, if statements allow your ...
A. a condition B. an action C. a variable D. a function 相关知识点: 试题来源: 解析 A。在 if 语句中,“if”后面跟着一个条件。如果条件满足,才会执行后续的动作。“action”是在条件满足后执行的操作,不是紧跟“if”;“variable”变量和“function”函数不是直接跟在“if”后面。反馈...
A. a variable B. a condition C. a function call D. a string 相关知识点: 试题来源: 解析 B。在 if 语句中,“if”关键字后面跟着一个条件。选项 A 变量通常不是直接跟在“if”后面;选项 C 函数调用一般不在这个位置;选项 D 字符串也不在这里。反馈...
Which one is NOT included in “logics in writing paper”?A Logical presentation in writing paperB Good language flowC Good structure and clarity in the paperD Good theoretical analysis2. Which is the CORRECT statement in the following?A If the reader want to know the resu 2、lt of the ...
A. The code inside the if block is executed. B. The code outside the if block is executed. C. Nothing happens. D. The program E. nds. 相关知识点: 试题来源: 解析 A。如果 if 语句中的条件为真,那么 if 块中的代码会被执行。选项 B 外部代码只有在条件为假时才可能被执行;选项 C 会有...
What is a statement? A statement is a basic execution unit in JavaScript. Several notes about JavaScript statements: A statement must end with semicolon (;). Line breaks do not end statements. In other words, a single statement can be written in multiple lines, and multiple statements can...
A. To execute when the condition is true. B. To execute when the condition is false. C. To define the condition. D. To E. nd the statement. 相关知识点: 试题来源: 解析 B。“else”部分的目的是在“if”条件为假时执行相应的语句。反馈...
Java - What is the difference between an if statement and a switch statement The if statement is used to select among two alternatives. It uses a boolean expression todecide which alternative should be executed. The switch statement is used to select amo
Output:a is less than or equal to b In this variation, theelifstatement in the block of code won't run, because theifstatement isTrue. The syntax of anif/elifstatement is: Python iftest_expression:# statement(s) to be runeliftest_expression:# statement(s) to be run ...
if and else are pretty much as they appear. If(1==1){ do this } else{ else do this } If the information in the ( ) is true, then the code inside the if brackets will run. if the information is false, for example if(1==2) then it will skip that code block and instead run...