Checks if all of the characters in the provided string,
text, creates whitespace.
Parameters
text
The tested string.
Return Values
Returns TRUE if every character in text
creates some sort of white space, FALSE otherwise. Besides the
blank character this also includes tab, vertical tab, line feed,
carriage return and form feed characters.
Examples
Example 1. A ctype_space() example
<?php $strings = array('string1' => "\n\r\t", 'string2' => "\narf12", 'string3' => '\n\r\t'); foreach ($strings as $name => $testcase) { if (ctype_space($testcase)) { echo "The string '$name' consists of all whitespace characters.\n"; } else { echo "The string '$name' does not consist of all whitespace characters.\n"; } } ?>
The above example will output:
The string 'string1' consists of all whitespace characters.
The string 'string2' does not consist of all whitespace characters.
The string 'string3' does not consist of all whitespace characters.
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