Manual do PHP
Anterior |  | Próxima

# ctype_space

(PHP 4 >= 4.0.4, PHP 5)

ctype_space -- Check for whitespace character(s)

## Descrição

bool ctype_space ( string text )

Checks if all of the characters in the provided string, `text`, creates whitespace.

## Parâmetros

`text`

  The tested string.

## Valores de retornado

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.

## Exemplos

Exemplo 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"; } } ?>`
O exemplo acima irá imprimir:
    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.

## Veja também

ctype_cntrl()
ctype_graph()
ctype_punct()

Anterior | Principal | Próxima
ctype_punct | Acima | ctype_upper