These strings guides come from the same library as the rest of How7o Learn: each one documents a real task or a real failure, and the exact steps that resolved it.
strings Tutorials
Step-by-step strings tutorials from the How7o team — written from real problems and their real fixes.
8 tutorials
Web Development
How to Remove Unwanted Characters from a String in PHP
Web Development
How to Remove All Non-Numeric Characters from a String in PHP
Web Development
How to Keep Only Numbers in a String with JavaScript
Web Development
How to Keep Only the First N Characters of a String in JavaScript
Web Development
How to Handle MySQL CONCAT Returning NULL
Web Development
How to Get the First Character of a String in PHP
Web Development
How to Get the First Character of a String in JavaScript
Web Development