PHP | ctype_graph() Function
A ctype_graph() Function is inbuilt function in PHP. The given string is used to check each character and display all visible character without white-space character. If it’s visible then return True otherwise False.
Syntax:
bool ctype_graph ( $text )
Parameters: The ctype_graph() function accepts a single parameter $text file which contains tested strings.
Return Value: It return true if every character in $text is printable, otherwise return false.
Examples:
Input : Geeks Input : http//zambiatek.com\n Output : No Explanation : "\n" is not visible in string "http//zambiatek.com\n".
Below is the implementation of ctype_graph() function.
Program 1:
PHP
<?php// PHP program to check given string // produce visible output or not$string = "Geeksforzambiatek";// Check strings by using ctype_graph()// function.if ( ctype_graph ($string) ) echo "$string: Visible"; else echo "$string: Not Visible";?> |
Output:
Geeksforzambiatek: Visible
Program 2:
PHP
<?php// PHP program to check given string// produce visible output or not$string = array( "@!#$%^&*()_+", "peaceful mind", '45600');// Check strings by using ctype_graph()// function.foreach ($string as $test) { if (ctype_graph($test)) echo "$test: Visible\n"; else echo "$test: Not Visible\n";}?> |
Output:
@!#$%^&*()_+: Visible peaceful mind: Not Visible 45600: Visible
Related Article: PHP | ctype_print() Function
References :http://php.net/manual/en/function.ctype-graph.php
