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Has Substring
Lab: PHP String Building and Processing Basics
Video Runtime: 21:47
There are times when you check if a substring exists within a string. For example, maybe you want to check for a class attribute or if the read more link text says “Continue reading.” PHP gives you do this using strpos
.
This PHP instruction checks for the substring or character (needle) that you want within the target string (haystack). If it finds it, then it returns its character position to you; else, it returns false
.
In this episode, you will search the content as well as the read more link. I’ll show you how it works and when to use it.
Your best friend is code, Tonya is making the introductions.
Episodes
Total Lab Runtime: 02:50:33
- 1 Lab Introductionfree 09:39
- 2 Embedding Variables in a Stringpro 15:16
- 3 Embedding Complex Variablespro 13:37
- 4 Concatenating Strings with a Dotpro 08:47
- 5 Concatenating and Assigning Shorthandpro 05:58
- 6 Formatting a String using Placeholderspro 15:16
- 7 Specifying Which Argument in a Formatted Stringpro 04:18
- 8 Has Substringpro 21:47
- 9 Replacing Substringspro 13:03
- 10 Get the String's Lengthpro 14:11
- 11 Character Set Encoding - It Matters!pro 11:42
- 12 Has Substring - for UTF-8pro 16:45
- 13 Replacing a UTF-8 Substringpro 05:56
- 14 Stripping out Characters or Entitiespro 10:51
- 15 Wrap it Upfree 03:27