How to get php variable value in javascript
I am using the following code:
The value doesn't alert. What is the mistake?
asked May 5, 2011 at 10:01
1
Essentially:
answered May 5, 2011 at 10:07
4 The most secure way (in terms of special character and data type handling) is using
answered May 5, 2011 at 10:06
Stefan GehrigStefan Gehrig 81.4k24 gold badges154 silver badges185 bronze badges Put quotes around the answered May 5, 2011 at 10:06
DunhamzzzDunhamzzz 14.4k3 gold badges48 silver badges74 bronze badges
answered May 5, 2011 at 10:03
Sai SherlekarSai Sherlekar 1,7821 gold badge16 silver badges17 bronze badges 0 Not the answer you're looking for? Browse other questions tagged php javascript html or ask your own question.Created: May-01, 2021 We will introduce a way to pass the PHP variable to JavaScript using AJAX. This method requests the data from the PHP server and runs on the client machine. We will also demonstrate another method to pass the PHP variable in JavaScript by escaping the PHP to JavaScript. We write JavaScript after the PHP scripts to escape the PHP. We will show you another example to pass the PHP variable to JavaScript using the short echo tag in the JavaScript as Use AJAX to Pass the PHP Variable to JavaScriptWe can use AJAX to get the data and variables from the PHP server to JavaScript.
This method has separate server-side and client-side scripts. It makes the code cleaner and enhances the code readability. AJAX stands for Asynchronous JavaScript and XML. It uses the For example, create a PHP file named In the example below, we created a request object with the Example Code:
Output:
Use JavaScript to Escape the PHP Scripts to Pass the PHP Variable to JavaScriptWe can use JavaScript after the PHP tags to escape the PHP scripts. We can create a PHP variable in the PH P script. Then, we can write the JavaScript to escape the above-written PHP and pass the variable inside the JavaScript code. Inside the JavaScript, we can use the PHP tag to echo the PHP variable assigning it to a JavaScript variable. For example, assign a value Example Code:
Output:
Use the Short PHP Echo Tag, Inside the JavaScript to Pass the PHP Variable to JavaScriptWe can use the short PHP
echo tag inside the JavaScript to pass the PHP variable to JavaScript. We can use the short PHP echo tag to get rid of the hassle of writing the PHP tag and the For example, assign a value Code Example:
Output:
Write for us DelftStack articles are written by software geeks like you. If you also would like to contribute to DelftStack by writing paid articles, you can check the write for us page. Can I access PHP variable in JavaScript?We can use the short PHP echo tag inside the JavaScript to pass the PHP variable to JavaScript.
How can I pass PHP variable to JavaScript?We can pass data from PHP to JavaScript in two ways depending on the situation. First, we can pass the data using the simple assignment operator if we want to perform the operation on the same page. Else we can pass data from PHP to JavaScript using Cookies. Cookie work in client-side.
How do you echo a variable in JavaScript?The echo keyword is used to display the values of variables var1 and var2 to the HTML document which is readable by the browser normally. This property can be taken into an advantage in writing to JavaScript console using PHP. The JavaScript code can be written in the echo section and taken to the HTML document.
What is $$ variable in PHP?The $var_name is a normal variable used to store a value. It can store any value like integer, float, char, string etc. On the other hand, the $$var_name is known as reference variable where $var_name is a normal variable. The $$var_name used to refer to the variable with the name as value of the variable $var_name.
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