UK[kaʊnt] US[kaʊnt]

n.Total number; count; charges; argument

v. Count; calculate the total; count...; important

Third person singular: counts Plural: counts Present participle: counting Past tense: counted Past participle: counted

php count() function syntax

Function:Return the number of elements in the array

Syntax:count(array,mode);

## Parameters:

Parameter Description array Required. Specifies an array. mode Optional. Specify the mode. Possible values: 0 - default. Do not count all elements in a multidimensional array. 1 - Recursively count the number of elements in an array (count all elements in a multidimensional array).

Description:For an array, return the number of its elements, for other values, return 1. If the argument is a variable and the variable is not defined, 0 is returned. If mode is set to COUNT_RECURSIVE (or 1), the number of array elements in a multidimensional array is recursively counted.

php count() function example

 "php中文网","name" => "西门","job" => "讲师"); print_r(count($a)); ?>

Run instance»

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Output:

3
array ( "XC60", "XC90" ), "BMW"=>array ( "X3", "X5" ), "Toyota"=>array ( "Highlander" ) ); echo "常规计数：" . count($cars)."
"; echo "递归计数：" . count($cars,1); ?>

Run Instance»

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Output:

常规计数：3 递归计数：8