ctype_graph
(PHP 4 >= 4.0.4, PHP 5)
ctype_graph -- Check for any printable character(s) except space
Leírás
bool
ctype_graph ( string text )
Checks if all of the characters in the provided string,
text, creates visible output.
Visszatérési értékek
Returns TRUE if every character in text is
printable and actually creates visible output (no white space), FALSE
otherwise.
Példák
Példa 1. 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"; } } ?>
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A fenti példa a következő kimenetet adja: 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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