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1. Define String
In PHP, a string can be defined using single quotes or double quotes. However, you must use the same single or double quotes to define the string, such as: ' Hello ' and ' hello ' are illegal string definitions.
When you define
1. Defining Strings
In PHP, the definition of a string can use either single quotation marks or double quotes. However, you must use the same single or double quotation marks to define strings, such as: ' Hello ' and ' hello ' are illegal
The difference between single quotation marks and double quotes in PHP
In a programming language, both single and double quotes are important, as is the case in the PHP language. Compared to ASP, PHP quotation marks better use, in ASP, to put the
The difference between single and double quotation marks in PHP. 1. define a string in PHP. The definition of a string can be single quotation marks or double quotation marks. However, the same single or double quotation marks must be used to define
Reading a lot of code sometimes uses single quotes or double quotes to implement content containing strings. In fact, variables in double quotes can be parsed simply. single quotes are absolute strings.
1. define a string
In PHP, you can use
1. Define a string
In PHP, you can use single quotes or double quotes to define strings. However, the same single or double quotation marks must be used to define strings. For example, 'hello' and 'hello' are invalid strings.When defining a
One, single quotes and double quotes escape in the PHP data stored procedures used more, that is, to store data in the database when you need to pay attention to escape single, double quotes;
Let's say a few PHP functions:
1, addslashes-use
In PHP, a string is usually defined in a pair of quotation marks.Follow these steps: The code is as follows:Copy code $ Out = str_replace (array ('RN ', 'R', 'n'), '', $ out); PHP provides three methods to define strings: single quotes, double
Original address: http://wenku.baidu.com/view/3e6a238271fe910ef12df806
"The distinction and usage of single and double quotes." Now the answer is summed up, written in this small essay. The fields inside the double quotes are interpreted by the
In a programming language, either
single quotation marksStill is
Double quotes, all have a very important role in
PHPLanguage is the same. Compared to ASP, PHP quotation marks better use, the following for you to introduce the difference between
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