n2words
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Convert numbers to words in 70+ languages with zero dependencies. Supports BigInt, decimals, and browser/Node.js environments.
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JavaScript
/*! n2words/en-PK v5.1.2 | MIT License | github.com/forzagreen/n2words */
function e(e){let[t,n]=e.toLowerCase().split("e");const r=parseInt(n,10);let i="";"-"===t[0]&&(i="-",t=t.slice(1));const o=t.indexOf("."),s=-1===o?t:t.slice(0,o)+t.slice(o+1),u=(-1===o?t.length:o)+r;return u>=s.length?i+s+"0".repeat(u-s.length):u<=0?i+"0."+"0".repeat(-u)+s:i+s.slice(0,u)+"."+s.slice(u)}function t(t){const r=t.toString();return n(r)?e(r):r}function n(e){return e.includes("e")||e.includes("E")}function r(e){const t="-"===e[0];t&&(e=e.slice(1));const n=e.indexOf(".");if(-1===n)return{isNegative:t,integerPart:BigInt(e)};const r=e.slice(0,n)||"0",i=e.slice(n+1);return{isNegative:t,integerPart:BigInt(r),decimalPart:i}}function i(t){let r=t.trim();if(0===r.length||Number.isNaN(Number(r)))throw new RangeError(`Invalid currency format: "${t}"`);n(r)&&(r=e(r));const i="-"===r[0];i&&(r=r.slice(1));const o=r.indexOf(".");if(-1===o)return{isNegative:i,dollars:BigInt(r),cents:0n};const s=r.slice(0,o)||"0",u=(r.slice(o+1)+"00").slice(0,2);return{isNegative:i,dollars:BigInt(s),cents:BigInt(u)}}function o(e,t,n){if(null===t)return;if(e<t&&!(n&&BigInt(n)>=t))return;const r=t.toString().length-1,i=t===10n**BigInt(r)?`10^${r} - 1`:""+(t-1n);throw new RangeError(`Number too large to convert: the largest supported value is ${i}`)}function s(e){return 10n**BigInt(3+2*(e-1))}const u=["","one","two","three","four","five","six","seven","eight","nine"],f=["ten","eleven","twelve","thirteen","fourteen","fifteen","sixteen","seventeen","eighteen","nineteen"],a=["","","twenty","thirty","forty","fifty","sixty","seventy","eighty","ninety"],c=["thousand","lakh","crore","arab","kharab","neel","padma","shankh"],h=s(c.length+1),l=s(c.length+1),g=s(c.length+1),d="hundred",p="zero",w="minus",b=["","first","second","third","fourth","fifth","sixth","seventh","eighth","ninth"],m=["tenth","eleventh","twelfth","thirteenth","fourteenth","fifteenth","sixteenth","seventeenth","eighteenth","nineteenth"],v=["","","twentieth","thirtieth","fortieth","fiftieth","sixtieth","seventieth","eightieth","ninetieth"],y={word:"",hasHundred:!1};function N(e){if(0===e)return y.word="",y.hasHundred=!1,y;const t=e%10,n=Math.trunc(e/10)%10,r=Math.trunc(e/100);let i="";return 1===n?i=f[t]:n>=2?i=t>0?a[n]+"-"+u[t]:a[n]:t>0&&(i=u[t]),r>0?(y.word=i?u[r]+" "+d+" and "+i:u[r]+" "+d,y.hasHundred=!0):(y.word=i,y.hasHundred=!1),y}function I(e){if(0===e)return"";const t=e%10,n=Math.trunc(e/10);return 1===n?f[t]:n>=2?t>0?a[n]+"-"+u[t]:a[n]:u[t]}function E(e){if(0n===e)return p;if(e<1000n)return N(Number(e)).word;const t=[];t.push(Number(e%1000n));let n=e/1000n;for(;n>0n;)t.push(Number(n%100n)),n/=100n;const r=[];for(let e=t.length-1;e>=0;e--){const n=t[e];if(0!==n)if(0===e){const{word:e,hasHundred:t}=N(n);r.length>0&&!t&&r.push("and"),r.push(e)}else r.push(I(n)),c[e-1]&&r.push(c[e-1])}return r.join(" ")}function O(i){const{isNegative:s,integerPart:u,decimalPart:f}=function(i){const o=typeof i;if("bigint"==typeof i)return i<0n?{isNegative:!0,integerPart:-i}:{isNegative:!1,integerPart:i};if("number"==typeof i){if(!Number.isFinite(i))throw new RangeError("Number must be finite (NaN and Infinity are not supported)");return Number.isSafeInteger(i)?i<0?{isNegative:!0,integerPart:BigInt(-i)}:{isNegative:!1,integerPart:BigInt(i)}:r(t(i))}if("string"==typeof i)return r(function(t){const r=t.trim();if(0===r.length||Number.isNaN(Number(r)))throw new RangeError(`Invalid number format: "${t}"`);return n(r)?e(r):r}(i));throw new TypeError(`Invalid value type: expected number, string, or bigint, received ${o}`)}(i);o(u,h,f);let a="";return s&&(a=w+" "),a+=E(u),f&&(a+=" point "+function(e){let t="",n=0;for(;n<e.length&&"0"===e[n];)t&&(t+=" "),t+=p,n++;const r=e.slice(n);return r&&(t&&(t+=" "),t+=E(BigInt(r))),t}(f)),a}function R(e){const t=e%10,n=Math.trunc(e/10)%10,r=Math.trunc(e/100);let i="";return 1===n?i=m[t]:n>=2?i=t>0?a[n]+"-"+b[t]:v[n]:t>0&&(i=b[t]),r>0?i?u[r]+" "+d+" "+i:u[r]+" hundredth":i}function B(t){const r=function(t){const r=typeof t;if("bigint"==typeof t){if(t<=0n)throw new RangeError("Ordinals must be positive integers");return t}if("number"==typeof t){if(!Number.isFinite(t))throw new RangeError("Ordinals must be finite numbers");if(!Number.isInteger(t))throw new RangeError("Ordinals must be whole numbers");if(t<=0)throw new RangeError("Ordinals must be positive integers");return BigInt(t)}if("string"==typeof t)return function(t){const r=t.trim();if(0===r.length)throw new RangeError("Ordinals cannot be empty strings");if("-"===r[0])throw new RangeError("Ordinals cannot be negative");if(r.includes("."))throw new RangeError("Ordinals must be whole numbers");if(n(r)){const t=e(r);if(t.includes("."))throw new RangeError("Ordinals must be whole numbers");const n=BigInt(t);if(n<=0n)throw new RangeError("Ordinals must be positive integers");return n}try{const e=BigInt(r);if(e<=0n)throw new RangeError("Ordinals must be positive integers");return e}catch(e){if(e instanceof RangeError)throw e;throw new RangeError(`Invalid ordinal format: "${t}"`,{cause:e})}}(t);throw new TypeError(`Invalid value type: expected number, string, or bigint, received ${r}`)}(t);return o(r,l),function(e){if(e<1000n)return R(Number(e));const t=[];t.push(Number(e%1000n));let n=e/1000n;for(;n>0n;)t.push(Number(n%100n)),n/=100n;let r=0;for(let e=0;e<t.length;e++)if(0!==t[e]){r=e;break}const i=[];for(let e=t.length-1;e>=0;e--){const n=t[e];0!==n&&(e===r?0===e?i.push(R(n)):(i.push(I(n)),i.push(c[e-1]+"th")):0===e?i.push(N(n).word):(i.push(I(n)),i.push(c[e-1])))}return i.join(" ")}(r)}const x={and:!0};function $(e,n){const{isNegative:r,dollars:s,cents:u}=function(e){const n=typeof e;if("bigint"==typeof e)return e<0n?{isNegative:!0,dollars:-e,cents:0n}:{isNegative:!1,dollars:e,cents:0n};if("number"==typeof e){if(!Number.isFinite(e))throw new RangeError("Currency must be a finite number");return Number.isSafeInteger(e)?e<0?{isNegative:!0,dollars:BigInt(-e),cents:0n}:{isNegative:!1,dollars:BigInt(e),cents:0n}:i(t(e))}if("string"==typeof e)return i(e);throw new TypeError(`Invalid value type: expected number, string, or bigint, received ${n}`)}(e);o(s,g);const{and:f}=function(e,t){const n={...t};if(void 0===e)return n;if(!function(e){if(null===e||"object"!=typeof e)return!1;const t=Object.getPrototypeOf(e);return null===t||t===Object.prototype}(e))throw new TypeError("Invalid options: expected plain object or undefined, got "+typeof e);const r=Object.keys(t);for(const[i,o]of Object.entries(e)){if(!Object.hasOwn(t,i))throw new TypeError(`Unknown option "${i}" — expected one of: ${r.join(", ")}`);if(void 0!==o){if(typeof o!=typeof n[i])throw new TypeError(`Option "${i}" must be a ${typeof n[i]}, got ${typeof o}`);n[i]=o}}return n}(n,x);let a="";return r&&(a=w+" "),(s>0n||0n===u)&&(a+=E(s),a+=" "+(1n===s?"rupee":"rupees")),u>0n&&(s>0n&&(a+=f?" and ":" "),a+=E(u),a+=" "+(1n===u?"paisa":"paise")),a}export{h as cardinalMax,x as currencyDefaults,g as currencyMax,l as ordinalMax,O as toCardinal,$ as toCurrency,B as toOrdinal};