<script language=”javascript” type=”text/javascript”>
function myFunction() {
}
if(window.myFunction) {
alert(“‘myFunction’ already exists”);
} else {
alert(“‘myFunction’ does not already exists”);
}
</script>
Tag Archives: Functions
function to format the price – PHP
<?php $number = 5030; echo number_format($number); // 5,030 ?>
Function to read the character from the ASCII value – PHP
<?php echo chr(50).","; echo chr(55).","; echo chr(53); ?>
How to encode the data – PHP
<?php
echo base64_encode("First");
?>
How to check whether a file exists or not – PHP
<?php if(file_exists($filePath)) echo "Exists" ?>
How to terminate the current script – PHP
<?php
chmod("../".$image_thumb_path_medium,0777) or die("Could not change permission thumb");
chmod("../".$image_thumb_path_medium,0777) or exit("Could not change permission thumb");
?>
Modify the permission of a file/directory – PHP
<?php
chmod("/your_dir/your_file", 0600);
// Read and write for owner, nothing for everybody else
chmod("/your_dir/your_file", 0644);
// Read and write for owner, read for everybody else
chmod("/your_dir/your_file", 0755);
// Everything for owner, read and execute for others
chmod("/your_dir/your_file", 0750);
// Everything for owner, read and execute for owner's group
?>