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: PHP with MySQL Essential Training

In PHP, the concept of variable scope means that variables are only accessible within their context. There are two main scopes -- global and local. This video in the PHP with MySQL training demonstrates scope and global variables using a simple PHP program. Also, learn how to check if a variable is available using the isset() function and how to work around scoping issues using the keyword global.

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Skill Level Beginner
14h 32m
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