IF - Subin's Blog

if, else, elif Conditions in Bash

November 18, 2014 Short Post

All programming languages have the if & else conditions and they’re different in syntax according to each programming languages. In Bash, it’s really different and even a small space can cause syntax errors. So, you have to be careful while writing Bash code.

In this post, I’ll give you many examples on how to use if and else conditions in Bash.

if, else

a="AC"
if [ $a = "AC" ]; then
	echo "yes"
else
	echo "no"
fi

Notice the usage of then. It’s necessary to let Bash know that if the condition returns TRUE, do the code below it.

... [READ MORE]

Check whether request is made from Ajax – PHP

July 16, 2013 AJAX, PHP

To check whether a request has been made is from Ajax or not you can use $_SERVER[‘HTTP_X_REQUESTED_WITH’]. See the following example:

if(strtolower($_SERVER[‘HTTP_X_REQUESTED_WITH’])==’xmlhttprequest’){
echo "The request is from an Ajax Call";
}else{
echo "The request is not from an Ajax Call";
}
?>

There you go. You now know how to check whether request made to file is from an Ajax Call or not in PHP.

... [READ MORE]

if, else, elif Conditions in Bash

if, else

Check whether request is made from Ajax – PHP

Follow/Subscribe

Subdomains

Past