conditions, loops, and other statementsUse of ImportThe standard syntax for import is:Import module1[,module2[,... Modulen]]Indicates that an import is allowed to import multiple modules, but each module needs to be separated by commas.When the
Loops, logical statement blocks
For a long time not to write a blog, broken more for several days, from the last Friday to today, from Beijing to Shanghai, spanning 1213.0 kilometers, from a familiar city to a strange city, fortunately I adapt
This article mainly introduces the usage of circular control statements in JavaScript, including the use of break statements and continue statements, and the friends who need them can refer to the following
JavaScript provides full control to
When a break statement is encountered in a loop, the loop terminates immediately, and the program control continues after the next loop statement.
If you are using a nested loop (that is, another loop inside a loop), the break statement stops the
Since you've been looking at JavaScript lately, here's a quick look at some of the three uses of JavaScript
Break statement:The break statement causes the running program to immediately exit the loop that contains the inner layer or exit a switch
5.5.1while CycleX=1while xMake sure the user has entered a name:Name= "" And not Name: name=raw_input (' Please enter your name: ') print ' hello,%s! ' %name5.5.2for CycleThe while statement is very flexible. It can be used to repeatedly execute
Program flow control Statements in Java include conditional structure, loop structure, and jump statements4.1-Piece structureThe conditional structure includes the sequential structure and the selection structure. The sequential structure does not
Although, there is a certain C + + foundation (because the undergraduate has learned this kind, haha), but still decided to read the system of the book (before a few times before. Sweat).Leave it for your own reference later. (The content will be
ObjectiveConquer all kinds of statements, customs can get brush jump to jump permission. (yes, there are eggs again)
"1" Python conditional statementThe Python conditional statement determines the execution block of the code through the
In life, we often need to make judgments before deciding whether to do something. For example, if your test score is greater than 90, reward an IPHONE 5S. You can use the if condition statement to implement situations where you need to determine the
Basic Article Chapter I. Python development, installation, use1 , Python Introduction2 , Python installation3 , the first Python program4 , Variables5 , character encoding and binary6 , the difference between character encodings7 , If-else Process
The sixth chapter is familiar with the Java Process Control statementJava Program flow control is divided into sequential structure , selection structure , loop structure and jump statements .
Sequential structure: execute from top to
One, the Python statementPython statements are broadly divided into: sequential execution statements, conditional execution statements, loop execution statements.Statements run individuallyPython executes statements from a nested block in a file
In order for the computer to calculate thousands of repetitions, we need to loop the statements.The looping statements in Python have
For
While
The execution of a loop statement, such as:While loopThe general form of a while
Process Control statements 1. Sequential statements:Statement: A semicolon-delimited code is used as a statement.Note: There is no code, only one semicolon is also a statement.Sequential statements are statements executed sequentially in order from
JavaScript provides full control to handle loops and switch statements. There may be a situation when you need to exit a loop but not reach its bottom. There may also be a situation when you want to skip over a portion of the code block and start
Program Flow
At its simplest level, the Python interpreter operates in a similar manner, starting at the top of the program, and then executing the program statement sequentially, line by line. For example, listing 1 shows a few simple statements.
Differences between break, continue and return in JavaScript
function myBreak() {for(var i = 0; i
Output:
012
Break: directly jumps out of the current loop, starts execution from outside the current loop, and ignores any other statements and
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