Certified PHP Developer Learning Resources Strings

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A string is series of characters, where a character is the same as a byte. This means that PHP only supports a 256-character set, and hence does not offer native Unicode support. See details of the string type.
Note: string can be as large as 2GB.

A string literal can be specified in four different ways:

  •     single quoted
  •     double quoted
  •     heredoc syntax
  •     nowdoc syntax (since PHP 5.3.0)

It includes the following

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