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fernandodof/valor_monetario_longo.js

Last active February 11, 2016 12:51
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valor_monetario_longo.js
<!DOCTYPE html>
<html>
<body>
<p>Click the button to display the fixed number.</p>
<button onclick="myFunction('99999999999998.5900', '', 0, '.', ',')">Try it</button>
<p>1</p>
<p id="demo"></p>
<p>2</p>
<p id="demo2"></p>
<p>3</p>
<p id="demo3"></p>
<p>4</p>
<p id="demo4"></p>
<script>
function myFunction(valor, simboloMonetario, casasDecimais, separadorMilhar, separadorDecimal) {
if(!valor.match(/^[0-9]+\.[0-9]{1,4}$/)){
return valor;
}
var milhares = 3;
casasDecimais = casasDecimais !== true ? casasDecimais : 2;
simboloMonetario = simboloMonetario !== undefined ? simboloMonetario : "R$ ";
separadorMilhar = separadorMilhar || ".";
separadorDecimal = separadorDecimal || ",";
var parteInteira;
var parteDecimal;
var valorArray = valor.split('.');
parteInteira = valorArray[0];
parteDecimal = valorArray[1];
parteDecimal = parteDecimal.substr(0, casasDecimais);
while(parteDecimal.charAt(parteDecimal.length-1) == '0'){
parteDecimal = parteDecimal.slice(0, -1);
}
if(!casasDecimais){
separadorDecimal = '';
}
parteInteira = parteInteira.toString().replace(/\B(?=(\d{3})+(?!\d))/g, separadorMilhar);
var resultado = simboloMonetario + parteInteira + separadorDecimal + parteDecimal;
//document.getElementById("demo").innerHTML = parteInteira + ' - ' + parteInteira.length;
document.getElementById("demo2").innerHTML = parteDecimal;
document.getElementById("demo3").innerHTML = 'resultado ' + resultado;
}
</script>
</body>
</html>
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