YouTip

Here's the English translation of the Chinese content while keeping all code blocks and HTML tags intact: ```html # PHP hypot() Function | Rookie Tutorial # [Rookie Tutorial -- Learning Not Just Technology, But Also Dreams!]( * ( * ( * ( * ( * (javascript:void(0);) * ( * ( * ( * ( * [C++]( * [C#]( * (javascript:void(0);) * ( * ( * ( * ( * (javascript:void(0);) * ( * ( * ( * ( * ( * ( * ( * (javascript:void(0)) * ( * ( * ( * ( * ( * ( * ( * ( * ( * ( * ( * ( * ( PHP Tutorial ( "PHP Tutorial")( "PHP Introduction")( "PHP Installation")( "PHP Syntax")( "PHP Variables")[PHP echo/print]( "PHP echo/print Statements")[PHP EOF(heredoc)]( "PHP EOF(heredoc) Usage")( "PHP Data Types")( "PHP Type Comparisons")( "PHP Constants")( "PHP String Variables")( "PHP Operators")[PHP If...Else]( "PHP If…Else Statements")( "PHP Switch Statement")( "PHP Arrays")( "PHP Array Sorting")( While Loop]( "PHP While Loop")( "PHP For Loop")( "PHP Functions")( Namespaces]( OOP]( Quiz]( ## PHP Forms ( "PHP Forms")( Form - Required Fields]( Form - Validate Email and URL]( Complete Form Example]( $_GET Variable]( "PHP $_GET Variable")[PHP $_POST Variable]( "PHP $_POST Variable") ## PHP Advanced Tutorial ( "PHP Multidimensional Arrays")( "PHP date() Function")( "PHP include and require")( "PHP Files")( "PHP File Upload")( "PHP Cookie")( "PHP Session")( "PHP Mail")( "PHP Secure Mail")( "PHP Error Handling")( "PHP Exception Handling")( "PHP Filter")( JSON]( ## PHP 7 New Features ( ## PHP Databases ( "PHP MySQL Introduction")( "PHP Connect to MySQL")( "PHP MySQL Create Database")( "PHP MySQL Create Table")( "PHP MySQL Insert Data")( "PHP MySQL Insert Multiple Data")( ```