Obtain the Data Type: to view the value and type of an expression, use var_dump (). If you just want to get an easy-to-understand expression of the type for debugging, use gettype (). To view a type, use the is_type () function instead of gettype. ■
PHP data type automatic conversion, PHP data type conversion
1: Overview---PHP is a weakly typed language that can automatically convert data types based on changes in the operating environment
1.1 Principles for converting to Boolean types
The
Get data type: If you want to see the value and type of an expression, use var_dump ().If you just want an easy-to-read type of expression for debugging, use GetType ().To view a type, do not use GetType () and use the Is_type () function.Convert
Php Data type conversion: php Data type conversion. Php Data type conversion: php Data type conversion 1: Overview --- php is a weak type language, it can automatically convert data types according to changes in the runtime environment 1.1 convert
Php Data type conversion. This article mainly shares the knowledge of PHP Data type conversion. PHP Data type conversion is a forced conversion. The PHP Data types that can be converted include: (int) and (integer). This article mainly shares the
Php Data type conversion, php data type. Php Data Type Conversion. php Data types PHP does not need (or do not support) explicit type definitions in variable definitions. variable types are determined by the context in which the variable is used.
Php Data type conversion learning notes. This article will introduce you to the learning notes on php Data type conversion. if you do not know the php Data type clearly, please refer. Common data types include string and floating point data types
PHP does not need (or does not support) explicit type definitions in the variable definition, and the variable type is determined by the context in which the variable is used. In other words, if you assign a string value to a variable var,var, it
PHP is a weak type language, because we do not need to specify the data type it stores when declaring a variable. However, although PHP is a weak language, sometimes it still needs to use type conversion. PHP is a weak type language, because we do
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