10 articles about php String (String) are recommended.

What is a string )? A string is a continuous character sequence consisting of numbers, letters, and symbols. Each character in a string occupies only one byte. In PHP, there are three methods to define strings: single quotation marks (& amp; #39;), double quotation marks ("), and delimiters (& amp; lt; & amp; lt ;). Single quotation marks and double quotation marks are often used to define strings. they are defined as follows: single quotation marks & amp; lt ;? Php $ a & amp; #39; PHP Chinese website & amp; #39 ;;? & Amp; gt; double quotation marks & amp; lt ;? Php $ a & amp;... what is a string )? A string is a continuous character sequence consisting of numbers, letters, and symbols. Each character in a string occupies only one byte. In PHP, there are three methods to define strings: single quotation marks ('), double quotation marks ("), and delimiters (<). Single quotation marks and double quotation marks are often used to define strings. they are defined as follows: Double quotation marks The difference between single quotes and double quotes is that variables contained in double quotes are automatically replaced with actual values, while variables contained in single quotes are output based on common characters, in this example, the single quotation marks and double quotation marks define the differences between strings.

1. php: detailed description of string data type instances

Introduction: There are two string operators. The first is the concatenation operator ("."), which returns the string after the left and right parameters are connected. The second is the join value assignment operator (". ="), which attaches the right parameter to the parameter on the left. For more information, see the value assignment operator.

8. PHP Data type (1) _ PHP Tutorial

Description: data type in PHP (1 ). PHP supports eight primitive types. Four scalar types: boolean (integer) integer float (floating point) (floating point, also known as "double") string (string)

9. data types in PHP (1)

Description: data type in PHP (1 ). PHP supports eight primitive types. Four scalar types: boolean (integer) integer float (floating point) (floating point, also known as "double") string (string)

10. Redis data structure

Introduction: The dict Dictionary (dict) is the core data structure in redis. as its full name is Remote Dictionary Service, redis is actually a Dictionary Service, the dictionary is presented to the user in the form of key and value. key is a simple string, and value can be a variety of data structures, such as string, list, set)

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