PHP: String Functions

⭕ Overview
In this video, we'll look at some of the built-in string functions in PHP.

☑️ Chapters
0:00 Introduction
1:37 Getting length of a string
3:22 Trimming white spaces in string
6:37 Changing uppercase and lowercase in a string
10:11 Returning a substring from a string (using str)
19:25 Joining array elements with a string (using implode)
23:13 Splitting a string by another string (using explode)
30:04 Replacing a portion of a string (a substring) with another string

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