PHP | ctype_alpha() Function
November 14, 2020
Hello dear readers! welcome back to another edition of our tutorial on PHP. In this tutorial guide, we are going to be discussing about the PHP ctype_alpha() Function.
The PHP ctype_alpha() function checks if all the characters in the given string, text are alphabetic.
The PHP 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 );
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Parameter Details
Sr.No | Parameters & Description |
---|---|
1 | text(Required) The tested string. |
Return Value
This built-in PHP function returns TRUE if every character in the text is a letter, otherwise 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.
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Alright guys! This is where we are rounding up for this tutorial post. In our next tutorial guide, we are going to be discussing about the PHP ctype_cntrl() Function.
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Feel free to ask your questions where necessary and i will attend to them as soon as possible. If this tutorial was helpful to you, you can use the share button to share this tutorial.
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Thanks for reading and bye for now.