6 examples of 'javascript string to decimal' in JavaScript

26
export function fromDecimal(data, delim="Auto") {
27
    delim = Utils.charRep(delim);
28
    const output = [];
29
    let byteStr = data.split(delim);
30
    if (byteStr[byteStr.length-1] === "")
31
        byteStr = byteStr.slice(0, byteStr.length-1);
32
33
    for (let i = 0; i < byteStr.length; i++) {
34
        output[i] = parseInt(byteStr[i], 10);
35
    }
36
    return output;
37
}

81
static parse(value) {
82
  return value;
83
}

311
function convertDecimal(value, surroundDecimalsWith) {
312
    if (/^-?([0]|([1-9][0-9]*))(\.[0-9]+)?$/.test(value) == false) {
313
        throw new Error("value supposed to be a decimal number but got: " + value);
314
    }
315
    if (surroundDecimalsWith) {
316
        return {
317
            value: value,
318
            toJSON: function () {
319
                return surroundDecimalsWith.str + value + surroundDecimalsWith.str;
320
            }
321
        };
322
    }
323
    else {
324
        return value;
325
    }
326
}

92
function toDecimal(val, decimalPlaces = 2) {
93
  const x = Math.pow(10, decimalPlaces);
94
  return parseFloat(Math.round(Number(val) * x) / x).toFixed(decimalPlaces);
95
}

115
function formatDecimal(valueAsNumber) {
116
   if (!hasDecimalPlaces(valueAsNumber)) {
117
      return Math.round(valueAsNumber).toString();
118
   } 
119
   let text = valueAsNumber.toFixed(1);
120
   return text.endsWith('.0') ? Math.round(valueAsNumber).toString() : text;
121
}

1040
toBigDecimal(): BigDecimal {
1041
  assert(this.kind == ValueKind.BIGDECIMAL, 'Value is not a BigDecimal.')
1042
  return changetype(this.data as u32)
1043
}