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@parzibyte
Created April 4, 2019 22:04
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<?php
/*
Convertir cadenas en PHP a mayúscula y minúscula
@author parzibyte
*/
$cadena = "Programando en PHP desde parzibyte.mé";
echo "Original: $cadena\n";
$cadenaMayuscula = strtoupper($cadena);
echo "Mayúscula: $cadenaMayuscula\n";
$cadenaMinuscula = strtolower($cadena);
echo "Minúscula: $cadenaMinuscula\n";
# Usando métodos de cadenas multibyte
$cadenaMayuscula = mb_strtoupper($cadena);
echo "Mayúscula: $cadenaMayuscula\n";
$cadenaMinuscula = mb_strtolower($cadena);
echo "Minúscula: $cadenaMinuscula\n";
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