if then statements in html

From http://www.cnblogs.com/ggjucheng/archive/2012/12/16/2820834.html English from http://docs.oracle.com/javase/tutorial/java/nutsandbolts/if.html If-then statement If-then statements are the most basic control flow statements. It

Previous wordsIf an expression is a phrase in JavaScript, then the statement (statement) is a JavaScript whole sentence or command. An expression evaluates a value that the statement uses to execute to make something happen. A JavaScript program is

How to Create helpcontextid in HTML Help Workshop, Press F1 in the vbprogram to pop up the corresponding context, the documents in chm format have been written, the tables of context and index file have been written. What should I do next? Please

The principle is to use set variables.and is superimposed with a variable, or is toggled with 0 or 1.The logical and/or logical OR operation of the IF condition is not supported in Nginx configuration, and the nested syntax of if is not supported,

1. First, you must understand what an execution plan is? An execution plan is a query solution made by the database based on the statistics of SQL statements and related tables. This solution is automatically generated by the query optimizer, for

1, first to understand what is called the implementation plan? An execution plan is a query scheme that the database makes based on the statistics of SQL statements and related tables, which are generated automatically by the query optimizer, such

  Many web designers make the most common mistake is that when its web page can be normal display in IE, the code is correct, and even often see someone complaining about their site rankings are not ideal, to their site to simply look at it can be

Beginner's | cycle | statement The function of a circular statement is to repeat the execution of the program code, which can be divided into three categories: a class repeats the statement before the condition becomes "false", a class repeats the

1. SELECT statement In the world of SQL, the most basic operation is the SELECT statement. When using SQL directly using database tools, many people will be familiar with the following operations:　　 Copy codeThe Code is as follows: SELECT what FROM

In this article two, we learned the scripting language VBScript variables, functions, procedures and conditional statements, this article will continue to introduce Vbscipt loop statements, and the scripting language in the ASP application to