loop statement

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Linux under Bash programming character test with For Loop statement (v)

Linux under Bash programming character test with For Loop statement (v)1. Character test:= =: Test for equality, equality is true, not equal to False! =: Test Whether it is unequal, not equal to true, etc as false>,=,-N String: Tests whether the

Enhanced FOR Loop statement

--Start JDK 5.0 provides an enhanced for loop statement that makes it easy for us to iterate over algebraic groups and collections. In fact, if any class implements the Iterable interface, it can be traversed using an enhanced for loop statement,

Several variants of a For loop statement in PHP

Loop | statement For statements can be said to be PHP (but also many languages) of the loop control part of the most basic statement of the execution of the For statement and the basic usage here is not much to say, you can see the PHP Manual for

Database-loop statement: Loop exit When/end Loop

Loops Loop statement:1: GrammarLOOPThe statement to execute;Exit when /* condition satisfies, exits loop statement */END LOOP;Where: The EXIT when clause is required, otherwise the loop cannot be stopped.2: ExampleDeclareint number (2): =

Database-loop statement: Case When/then else end;

Case Loop statement:1: GrammarThe basic form of a case statement is:Case SelectorWhen Expression1 then RESULT1When Expression2 then RESULT2When Expressionn then RESULTN[ELSE resultn+1]END;2: ExampleDeclareV_annum char (1): =upper (' &nom

The Loop statement of Shell programming

Shell Programming Loop StatementsLearning Goals:Mastering the FOR Loop statement programmingMastering while looping statement programmingDirectory structure:For Loop statementL read different variable values to execute the same set of commands

"Go Language" "9" go language of the loop statement

First, the Loop statementThe loop statement is a for statement, and you might say, "No, it's not just for statements, there's a while or a do-while", and it's really a pity that the go language is really only for, and it thinks that providing one is

The usage of the PHP loop statement for while doing while

Usage of the PHP tutorial loop statement for while doing whileLoop structureOne, while loopwhile (expression){loop body;//Repeat until the expression is false} $num = 1; while ($num Print "number is $num ";$num + +;} print ' Done. '?>

A very efficient for loop statement method _ javascript skills

A very efficient for loop statement is used to add a style to each row of the table. Note that the second parameter of for returns false if the array subscript is out of bounds, row = row [I, this cycle ends. Var rows = document.

When you add a For loop statement for JavaScript in a SharePoint custom list page, the page will not open.

A custom new page for a normal list of SharePoint 2013, where I added a few lines of JavaScript code and the page won't open. :Really a word, Friendship Page said can not open ah. Then slowly compared to the discovery because there is a for loop in

PHP array and condition, and loop statement learning _ PHP Tutorial

PHP array, condition, and loop statement learning. 1. array instance). Preview: 2). Code: The following is a two-dimensional array, the actual use of more. $ messarray (title message title 1, content, ctime2012-1 1. array Instance 1: 1).

PHP array and condition, and loop statement learning

PHP array, condition, and loop statement learning. For more information, see 1. array Instance 1: 1). preview: 2). Code: The following is a two-dimensional array, which is usually used. $ Mess = array ('title' => 'message title 1',

PHP loop statement note (foreach, list) _ PHP Tutorial

PHP loop statement notes (foreach, list ). Generally, foreach uses the following code to copy more code :? Php $ pricearray (apple10, orange20, banner30); foreach ($ priceas $ key $ value) {echo $ key .. $ value.br;} echobr generally uses many

Simple example of while loop statement usage in python

This article mainly introduces the usage of while loop statements in python, and analyzes the usage of while loop statements in Python in the form of a simple example, you can refer to the example in this article to describe the usage of the while

The Loop statement for C #

1. Enter the month, the date number, and the output is the day ordinal of the year.Loop statement:ForFormatfor (initial condition; cyclic condition; state change){Loop body, execute code (break; jump out of loop body)}2. A game, the first 20 off is

Python Basics (3)--conditional judgment Loop statement and list parsing, generator

To determine the syntax of a looping statement:1,ifIf Boolean_expression:...Elif Boolean_expression:...Else...2,whileWhile Boolean_expression:While_suiteIf Boolean_expression2:continueIf Boolean_expression3:breakElseElse_suite3,forFor expression in

C # loop statement: while LOOP and for loop (1 ),

C # loop statement: while LOOP and for loop (1 ), For example, if we want to output hundreds of numbers when doing a lot of things, one output is not only troublesome, but also time-consuming and inefficient. At this time, C # provides us with a

PHP loop statement notes (foreach, list) _ php entry _ script home

Recently I bought php and mysqlweb development and saw the array loop statement. It is worth your attention and I will keep some handwriting for later reading. I recently bought php and mysql web development and saw the array loop statements. It is

PHP loop statement notes (foreach, list)

Recently I bought php and mysqlweb development and saw the array loop statement. It is worth your attention. I would like to keep some handwriting so that I can read more foreach later. The code is as follows: $ Price = array ('apple' => 10,

C # Base Statement--Loop statement (for, while, foreach)

Loop type: For, while, foreachCyclic four elements: initial conditions---cyclic condition----State change1. ForFormat:for (initial condition; cyclic condition; state change){The loop body (break; jump out of the loop body)}ou gives the initial

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