Created
February 21, 2020 06:51
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<?php | |
/* | |
____ _____ _ _ _ | |
| _ \ | __ \ (_) | | | | |
| |_) |_ _ | |__) |_ _ _ __ _____| |__ _ _| |_ ___ | |
| _ <| | | | | ___/ _` | '__|_ / | '_ \| | | | __/ _ \ | |
| |_) | |_| | | | | (_| | | / /| | |_) | |_| | || __/ | |
|____/ \__, | |_| \__,_|_| /___|_|_.__/ \__, |\__\___| | |
__/ | __/ | | |
|___/ |___/ | |
Blog: https://parzibyte.me/blog | |
Ayuda: https://parzibyte.me/blog/contrataciones-ayuda/ | |
Contacto: https://parzibyte.me/blog/contacto/ | |
Copyright (c) 2020 Luis Cabrera Benito | |
Licenciado bajo la licencia MIT | |
El texto de arriba debe ser incluido en cualquier redistribucion | |
*/ ?> | |
<?php | |
$texto = "Programar en PHP es realmente sencillo, como contar del 1 al 10"; | |
echo "Contando letras de: '$texto'\n"; | |
$letras = "abcdefghijklmnopqrstuvwxyz"; | |
$letras .= strtoupper($letras); | |
for ($i = 0; $i < strlen($letras); $i++) { | |
$letra = $letras[$i]; | |
$contador = 0; | |
for ($x = 0; $x < strlen($texto); $x++) { | |
$actual = $texto[$x]; | |
if ($actual === $letra) { | |
$contador++; | |
} | |
} | |
if ($contador > 0) { | |
echo "$letra="; | |
echo $contador; | |
echo "\n"; | |
} | |
} |
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