php array() function
Translation results：
英[əˈreɪ] 美[ə'reɪ]
n.Array; queue, array; a large number; clothes
vt. Arrange; deploy troops; dress up, decorate
Third person singular: arrays Plural: arrays Present participle: arraying Past tense: arrayed Past participle: arrayed
php array() functionsyntax
Function: Generate an array
Syntax: Index array: array(value1, value2, value3, etc.); Associative array: array(key= >value,key=>value,key=>value,etc.);
Parameters:
| Parameter | Description |
| key | Specifies the key name (numeric value or string). |
| value | Specifies the key value. |
Description: array() creates an array with keys and values. If the key is omitted when specifying the array, an integer key is generated that starts at 0 and increments by 1. To create an associative array with array(), use => to separate the keys and values. To create an empty array, pass no arguments to array().
php array() functionexample
<?php
//创建一个索引数组
$teacher = array("西门","灭绝","无忌");
$len = count($teacher);
for ($i = 0; $i < $len; $i++)
{
echo $teacher[$i];
echo "<br>";
}
echo "<br>";
//创建一个关联数组并输出
$teacher = array("class" => "php中文网","name" => "peter","age" => "30");
echo $teacher['class']. "有个老师名字叫" .$teacher['name']. ",他有" .$teacher['age']. "岁了";
?>Run instance»
Click the "Run instance" button to view the online instance
Output:
西门 灭绝 无忌 php中文网有个老师名字叫peter,他有30岁了