sudo apt-get install php5
How to decode the data – PHP
<?php
$enData =base64_encode("First");
echo base64_decode($enData);//First
?>
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($filePath)) echo "Exists" ?>
How to delete a file – PHP
<?php
unlink("../".$deleteFilePath) or die("could not delete the file");
?>
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
?>
Remove the first and last item of the array – PHP
<?php
$sampleData = array('10', '20', '30.30', '40', '50');
array_shift($sampleData);
array_pop($sampleData);
print_r($sampleData); // Array ( [0] => 20 [1] => 30.30 [2] => 40 )
?>
Remove the first element of an array – PHP
<?php
$sampleDate = array("Test1", "Test2", "Test3", "Test4");
array_shift($sampleDate);
print_r($sampleDate); // Array ( [0] => Test2 [1] => Test3 [2] => Test4 ) .
// Test1 will be shifted
?>
Remove the last element of an array – PHP
<?php
$sampleDate = array("Test1", "Test2", "Test3", "Test4");
array_pop($sampleDate);
print_r($sampleDate); // Array ( [0] => Test1 [1] => Test2 [2] => Test3 ) .
// Test4 will be removed
?>