Hello folks! welcome back to a new edition of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP ctype_alpha() Function.
The built-in ctype_alpha() function checks if all the characters in the given string, text are alphabetic.
The built-in ctype_alpha() function checks if all the characters in the given string, text are alphabetic.
Syntax
Following below is the syntax to use this function -
ctype_alpha ( $text );
Parameter Details
Sr.No | Parameters & Description |
---|---|
1 | text(Required) The tested string. |
Return Value
This built-in function returns TRUE if every character in the text is a letter, otherwise it returns FALSE.
Example
Try out the below example -
<?php $strings = array('example', 'example1234'); foreach ($strings as $test) { if (ctype_alpha($test)) { echo "$test consists of all letters. \n"; }else { echo "$test does not have all letters. \n"; } } ?>
Output
When the above code is executed, it will produce the following result -
example consists of all letters. example1234 does not have all letters.
Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we are going to be discussing about the PHP ctype_cntrl() Function.
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Thanks for reading and bye for now.