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Tag: substring

What value does a substring have if it doesn’t exist?

I have a string, msg. I want to check if the third character in the string exists or not. I’ve tried if (msg.substring(3, 4) == undefined) { … } but this doesn’t work. What would the substring be equal to if it does not exist? Answer The third character of the string exists if the string has…

Substring text with HTML tags in Javascript

Do you have solution to substring text with HTML tags in Javascript? For example: Answer Taking into consideration that parsing html with regex is a bad idea, here is a solution that does just that 🙂 EDIT: Just to be clear: This is not a valid solution, it was meant as an exercise that made very lenient assum…