thinkphp template label if and EQ difference and comparison case analysis

Source: Internet
Author: User
Tags comparison

This article illustrates the difference and comparison between the thinkphp template label if and EQ. Share to everyone for your reference. The specific analysis is as follows:

In the TP template language. Both if and EQ can be used for comparison of variables. Summarize the following points:

1. Comparison of two variables:

?

1

2

  

If the former is a failure to judge, use the latter's (or ) ok. Note: Name there is no need to add the $ variable symbol, and value there to add the $ variable symbol.

2. When the value is empty (NULL):

?

1

2 just a test

   Just a test

If the former is judged to be unsuccessful, the latter (or ) can recognize null as ""

3. Multidimensional array with subscript 0:

?

1

2 just a test

   Just a test

The former can not be compiled by using if, and the EQ on the back will

I hope this article will help you with the PHP program design based on thinkphp.

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