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PHP : Function Reference : Character Type Functions : ctype_graph

ctype_graph

Check for any printable character(s) except space (PHP 4 >= 4.0.4, PHP 5)
bool ctype_graph ( string text )

Example 420. A ctype_graph() example

<?php
$strings
= array('string1' => "asdf\n\r\t", 'string2' => 'arf12', 'string3' => 'LKA#@%.54');
foreach (
$strings as $name => $testcase) {
   if (
ctype_graph($testcase)) {
       echo
"The string '$name' consists of all (visibly) printable characters.\n";
   } else {
       echo
"The string '$name' does not consist of all (visibly) printable characters.\n";
   }
}
?>

The above example will output:

The string 'string1' does not consist of all (visibly) printable characters.
The string 'string2' consists of all (visibly) printable characters.
The string 'string3' consists of all (visibly) printable characters.

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ctype_alnum
ctype_alpha
ctype_cntrl
ctype_digit
ctype_graph
ctype_lower
ctype_print
ctype_punct
ctype_space
ctype_upper
ctype_xdigit
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