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Difference between single quotes and double quotes in php

Source: Internet
Author: User
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Developers often use single quotes and double quotes, but it is not very clear to use them. The following describes the difference between single quotes and double quotes "."" Fields in double quotation marks are interpreted by the compiler and then output as HTML code. ''Is output directly without being interpreted in single quotes. Both single quotes and double quotes are SyntaxHighlighter. all (); developers often use single quotation marks and double quotation marks, but it is not very clear to use it. The following describes the difference between single quotation marks and double quotation marks ".

The fields in double quotation marks are interpreted by the compiler and then output as HTML code.

''Is output directly without being interpreted in single quotes.

Single quotes and double quotes have their own purposes.

The content of single quotes is not parsed, which is more efficient.
  • Source: programming home

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