ctype_digitCheck for numeric character(s) Description
bool ctype_digit
( string
$text
)
Checks if all of the characters in the provided string,
Parameters
Return Values
Returns Changelog
Examples
Example #1 A ctype_digit example
<?php The above example will output: The string 1820.20 does not consist of all digits. The string 10002 consists of all digits. The string wsl!12 does not consist of all digits.
Example #2 A ctype_digit example comparing strings with integers
<?php Notes
See Also
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