<?php
"Nome" => "posicao1",
"Telefone" => "posicao2",
"Idade" => "posicao3",
"Sexo" => "posicao4"
);
foreach (array_keys($vetor) as $index => $key) echo $index . ": " . $key . " => " . $vetor[$key] . "\n";
for ($i = 0; $i <= 1; $i++) echo $array[$i] . " => " . $vetor[$array[$i]] . "\n";
//https://pt.stackoverflow.com/q/128143/101
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