Скачать или смотреть How to Split Sentences with a Delimiter (%) into New Lines in a Div Using jQuery

Learn how to efficiently split sentences separated by a `%` delimiter into new lines within a ` div ` using `jQuery`.
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How to Split Sentences with a Delimiter (%) into New Lines in a Div Using jQuery

When working with text inputs in web development, you may encounter a situation where you want to display text from a textarea element in a formatted manner. For instance, if you have multiple sentences separated by a specific delimiter, such as %, you might want to split them into separate lines for better readability within a <div>. In this guide, we'll explore how to do this using jQuery.

The Problem

Suppose you have a textarea where users can input text that includes several lines or phrases. You want to display each phrase on a new line in a separate <div> without retaining the delimiter. Here’s a simple representation of our scenario:

[[See Video to Reveal this Text or Code Snippet]]

The Solution

To achieve the desired output, we will utilize jQuery to split the values based on the delimiter and append them into the target <div>. Here’s how you can do it step by step:

1. Get the Value from the Textarea

First, you need to retrieve the value entered in the textarea using jQuery. This value will contain our sentences separated by %.

2. Split the String

Next, use the .split("%") method to break the string into an array based on the % delimiter. Each element in the array will correspond to a line we want to display.

3. Trim Whitespace

It’s essential to trim any leading or trailing whitespace from each sentence to ensure that there are no formatting issues when displaying the text.

4. Append Values to the Div

Finally, loop through the array of sentences and append each one to the designated <div>, adding a line break (<br/>) after each to create a new line.

Demo Code

Below is a complete jQuery implementation of the above solution:

[[See Video to Reveal this Text or Code Snippet]]

Key Points to Remember

Use $("# all").val() to get the textarea content.

split("%") separates the text at each %.

The $.each() method iterates through the array, allowing us to manipulate each individual item.

trim() helps clean up any unnecessary spaces before or after the sentences.

Conclusion

With these simple steps, you can effectively split sentences in a textarea using % as a delimiter and display them in a <div>. This technique can enhance the readability of user input and provides a polished look to your web applications. Try it out in your projects and see how it can make presenting text on the web easier and more effective!

Remember that jQuery is a powerful tool that simplifies HTML document traversing, event handling, and animation, making web development much more manageable.

By following the above instructions, you can quickly transform user input into a structured and visually appealing format.