// Script manipulação de string desenvolvido por Silvio Garbes Lara
// silviogarbes@gmail.com
// versao 2010-11-27-09-58
function contarPalavras(){
document.formulario.texto2.value = document.formulario.texto1.value.length;
}
function minusculo(){
document.formulario.texto2.value = document.formulario.texto1.value.toLowerCase();
}
function maiusculo(){
document.formulario.texto2.value = document.formulario.texto1.value.toUpperCase();
}
function inverte(){
var textoInverso = "";
for (var i=document.formulario.texto1.value.length; i>-1; i--){
textoInverso += document.formulario.texto1.value.charAt(i);
}
document.formulario.texto2.value = textoInverso;
}
function charToAscii(){
document.formulario.texto2.value = document.formulario.texto1.value.charCodeAt(0);
}
function asciiToChar(){
document.formulario.texto2.value = String.fromCharCode(document.formulario.texto1.value);
}
function encodeUri1(){
document.formulario.texto2.value = encodeURI(document.formulario.texto1.value);
}
function decodeUri1(){
document.formulario.texto2.value = decodeURI(document.formulario.texto1.value);
}
function encodeUriComponent1(){
document.formulario.texto2.value = encodeURIComponent(document.formulario.texto1.value);
}
function decodeUriComponent1(){
document.formulario.texto2.value = decodeURIComponent(document.formulario.texto1.value);
}
function escape1(){
document.formulario.texto2.value = escape(document.formulario.texto1.value);
}
function unescape1(){
document.formulario.texto2.value = unescape(document.formulario.texto1.value);
}
function eval1(){
document.formulario.texto2.value = eval(document.formulario.texto1.value);
}
// HTMLEncode - Encode HTML special characters.
// Por Thomas Peri
// Fonte: http://www.tumuski.com/code/htmlencode/
function htmlEncode(source, display, tabs) {
var i, s, ch, peek, line, result,
next, endline, push,
spaces;
// Stash the next character and advance the pointer
next = function () {
peek = source.charAt(i);
i += 1;
};
// Start a new "line" of output, to be joined later by
endline = function () {
line = line.join('');
if (display) {
// If a line starts or ends with a space, it evaporates in html
// unless it's an nbsp.
line = line.replace(/(^ )|( $)/g, ' ');
}
result.push(line);
line = [];
};
// Push a character or its entity onto the current line
push = function () {
if (ch < ' ' || ch > '~') {
line.push('&#' + ch.charCodeAt(0) + ';');
} else {
line.push(ch);
}
};
// Use only integer part of tabs, and default to 4
tabs = (tabs >= 0) ? Math.floor(tabs) : 4;
result = [];
line = [];
i = 0;
next();
while (i <= source.length) { // less than or equal, because i is always one ahead
ch = peek;
next();
// HTML special chars.
switch (ch) {
case '<':
line.push('<');
break;
case '>':
line.push('>');
break;
case '&':
line.push('&');
break;
case '"':
line.push('"');
break;
case "'":
line.push(''');
break;
default:
// If the output is intended for display,
// then end lines on newlines, and replace tabs with spaces.
if (display) {
switch (ch) {
case '\r':
// If this \r is the beginning of a \r\n, skip over the \n part.
if (peek === '\n') {
next();
}
endline();
break;
case '\n':
endline();
break;
case '\t':
// expand tabs
spaces = tabs - (line.length % tabs);
for (s = 0; s < spaces; s += 1) {
line.push(' ');
}
break;
default:
// All other characters can be dealt with generically.
push();
}
} else {
// If the output is not for display,
// then none of the characters need special treatment.
push();
}
}
}
endline();
// If you can't beat 'em, join 'em.
result = result.join('
');
if (display) {
// Break up contiguous blocks of spaces with non-breaking spaces
result = result.replace(/ {2}/g, ' ');
}
// tada!
return result;
};
function htmlEncode1(){
document.formulario.texto2.value = htmlEncode(document.formulario.texto1.value, true, 4);
}
]]>