5个PHP开发技能点,游刃有余面试成功
在当前互联网时代,PHP开发技能已经成为了许多互联网企业招聘的热点需求。要在众多求职者中脱颖而出,必须积累一定的PHP开发经验和技能。以下是5个PHP开发技能点,以及相应的代码示例,帮助你游刃有余地面试成功。
<?php $name = "John"; $age = 25; if($age >= 18){ echo "My name is ".$name." and I am an adult."; }else{ echo "My name is ".$name." and I am a teenager."; } for($i = 1; $i <= 10; $i++){ echo $i." "; } ?>
<?php class Person{ public $name; public $age; public function __construct($name, $age){ $this->name = $name; $this->age = $age; } public function introduce(){ echo "My name is ".$this->name." and I am ".$this->age." years old."; } } $person = new Person("John", 25); $person->introduce(); ?>
<?php $servername = "localhost"; $username = "root"; $password = ""; $dbname = "mydatabase"; $conn = new mysqli($servername, $username, $password, $dbname); if($conn->connect_error){ die("Connection failed: ".$conn->connect_error); } $sql = "SELECT * FROM users"; $result = $conn->query($sql); if($result->num_rows > 0){ while($row = $result->fetch_assoc()){ echo "Name: ".$row["name"].", Age: ".$row["age"]."<br>"; } }else{ echo "No results found."; } $sql = "INSERT INTO users (name, age) VALUES ('John', 25)"; if($conn->query($sql) === TRUE){ echo "New record created successfully."; }else{ echo "Error: ".$conn->error; } $conn->close(); ?>
// routes/web.php Route::get('/hello', 'HelloController@index'); //app/Http/Controllers/HelloController.php namespace AppHttpControllers; use IlluminateHttpRequest; class HelloController extends Controller { public function index() { return "Hello, World!"; } }
<?php $name = "John"; $age = 25; xdebug_break(); echo "My name is ".$name." and I am ".$age." years old."; ?>
以上是5个PHP开发技能点,以及相应的代码示例。只有通过不断的学习和实践,才能在面试中游刃有余地展示自己的技术能力,取得成功。祝你面试顺利!
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