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GarryOne

problema php, cum extrag vocalele dintr-un string/array

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function vocale($str){
$ret[0] = 0;
$k = 0;
$voc = array('a', 'e', 'i', 'o', 'u');
for ($i = 0; $i < strlen($str); $i++)
for ($j = 0; $j < sizeof($voc); $j++)
if ($voc[$j] == $str[$i]){
$ret[0]++;
if (!in_array($voc[$j], $ret)){
$k++;
$ret[$k] = $voc[$j];
}
}
return $ret;
}

Returneaza un array (numar_vocale, vocala1, vocala2, ...)

Vocalele care se repeta in $str, va fi returnata doar o singura data.

Pentru array poti folosi in loc de strlen() <-> sizeof().

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Py

>>> voc = "aeiou"
>>> def func(arg):
... tmp = 0
... if arg[0] in voc:
... tmp = 1
... if len(arg) > 1:
... return tmp + func(arg[1:])
... else:
... return tmp
...
>>> f = lambda x: func(x.lower())
>>> f("GarryOne")
3

Java


import java.io.*;

public class Voc {
static String vowels = "aAeEiIoOuU";
static int process(String word)
{
int cnt = 0;
boolean tmp;
for (int i = 0; i < word.length(); ++i) {
tmp = false;
for (int j = 0; j < vowels.length(); ++j) {
if (word.charAt(i) == vowels.charAt(j)) {
tmp = true;
break;
}
}
if (tmp) {
++cnt;
}
}
return cnt;
}
public static void main(String[] args) throws IOException
{
BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
System.out.println("Input: ");
String word = input.readLine();
System.out.println(process(word));
}
}

In C nu mai e nevoie .. ai mai sus :).

Pentru vocalele aparute iti faci o lista sau multime (daca le vrei exact asa cum apar sau doar identitatea) pe care o golesti de fiecare data inainte sa apelezi functia si mai bagi o linie in functia respectiva prin care adaugi un element in obiect in momentul cand ai un pozitiv.

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Salut GarryOne,

Uite un exemplu mai jos luat de pe: PHP: str_replace - Manual

<?php

// Provides: <body text='black'>

$bodytag = str_replace("%body%", "black", "<body text='%body%'>");

// Provides: Hll Wrld f PHP

$vowels = array("a", "e", "i", "o", "u", "A", "E", "I", "O", "U");

$onlyconsonants = str_replace($vowels, "", "Hello World of PHP");

// Provides: You should eat pizza, beer, and ice cream every day

$phrase = "You should eat fruits, vegetables, and fiber every day.";

$healthy = array("fruits", "vegetables", "fiber");

$yummy = array("pizza", "beer", "ice cream");

$newphrase = str_replace($healthy, $yummy, $phrase);

// Provides: 2

$str = str_replace("ll", "", "good golly miss molly!", $count);

echo $count;

?>

Sper sa-ti fie de folos! :) Daca vrei sa inveti PHP, cauta Zend Certified Engineer Study Guide

Bafta multa!

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