PHP Strings

What are Strings?

Strings are used to store text in PHP.

Echoing Strings

Concatenation

Use the . operator to combine strings.

String Length

Word Count

Changing Case

Replacing Text

Finding Text

Trimming Strings

Explode (String to Array)

Implode (Array to String)

Full Example

Why Strings are Important

• Handle user input
• Format output
• Work with text data
• Used in forms and databases

Common Mistakes

• Using + instead of .
• Forgetting quotes
• Not trimming user input

Practice

Create a string, modify it using two string functions, and print the result.

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