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/nl-NL v5.1.2 | MIT License | github.com/forzagreen/n2words */
function e(e){let[n,t]=e.toLowerCase().split("e");const r=parseInt(t,10);let i="";"-"===n[0]&&(i="-",n=n.slice(1));const o=n.indexOf("."),s=-1===o?n:n.slice(0,o)+n.slice(o+1),u=(-1===o?n.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 n(n){const r=n.toString();return t(r)?e(r):r}function t(e){return e.includes("e")||e.includes("E")}function r(e){const n="-"===e[0];n&&(e=e.slice(1));const t=e.indexOf(".");if(-1===t)return{isNegative:n,integerPart:BigInt(e)};const r=e.slice(0,t)||"0",i=e.slice(t+1);return{isNegative:n,integerPart:BigInt(r),decimalPart:i}}function i(n){let r=n.trim();if(0===r.length||Number.isNaN(Number(r)))throw new RangeError(`Invalid currency format: "${n}"`);t(r)&&(r=e(r));const i="-"===r[0];i&&(r=r.slice(1));const o=r.indexOf(".");if(-1===o)return{isNegative:i,dollars:BigInt(r),cents:0n};const s=r.slice(0,o)||"0",u=(r.slice(o+1)+"00").slice(0,2);return{isNegative:i,dollars:BigInt(s),cents:BigInt(u)}}function o(e,n,t){if(null===n)return;if(e<n&&!(t&&BigInt(t)>=n))return;const r=n.toString().length-1,i=n===10n**BigInt(r)?`10^${r} - 1`:""+(n-1n);throw new RangeError(`Number too large to convert: the largest supported value is ${i}`)}function s(e){return 10n**BigInt(3*(e+1))}function u(e,n,t){const r={...n};if(void 0===e)return r;if(!function(e){if(null===e||"object"!=typeof e)return!1;const n=Object.getPrototypeOf(e);return null===n||n===Object.prototype}(e))throw new TypeError("Invalid options: expected plain object or undefined, got "+typeof e);const i=Object.keys(n);for(const[t,o]of Object.entries(e)){if(!Object.hasOwn(n,t))throw new TypeError(`Unknown option "${t}" — expected one of: ${i.join(", ")}`);if(void 0!==o){if(typeof o!=typeof r[t])throw new TypeError(`Option "${t}" must be a ${typeof r[t]}, got ${typeof o}`);r[t]=o}}return r}const c=["","een","twee","drie","vier","vijf","zes","zeven","acht","negen"],l=["tien","elf","twaalf","dertien","veertien","vijftien","zestien","zeventien","achttien","negentien"],a=["","","twintig","dertig","veertig","vijftig","zestig","zeventig","tachtig","negentig"],f="honderd",g=["duizend","miljoen","miljard","biljoen","biljard","triljoen","triljard","quadriljoen","quadriljard"],d=["","duizendste","miljoenste","miljardste","biljoenste","biljardste","triljoenste"],b=s(g.length),m=s(d.length-1),p=s(g.length),h="nul",w="euro";function v(e,n){if(0===e)return"";const t=e%10,r=Math.trunc(e/10)%10,i=Math.trunc(e/100),o=e%100;let s="";if(i>0&&(s=1===i?f:c[i]+f),0===o);else if(o<10)s+=i>0&&n?"en"+c[o]:c[o];else if(o<20)s+=i>0&&n&&o<13?"en"+l[t]:l[t];else if(0===t)s+=a[r];else{const e=c[t],n=e.endsWith("e")?"ën":"en";s+=e+n+a[r]}return s}function N(e,n){if(0n===e)return h;const{accentOne:t,includeOptionalAnd:r,noHundredPairing:i}=n,o=e=>t?e.replace(/\been\b/g,"één"):e;if(e<1000n)return o(v(Number(e),r));if(!i&&e>=1100n&&e<10000n){const n=Number(e/100n),t=Number(e%100n);if(n%10!=0){let e=v(n,r)+f;if(t>0){const n=v(t,r);e+=r&&t<13?" en "+n:" "+n}return o(e)}}if(e<1000000n){const n=Number(e/1000n),t=Number(e%1000n);let i;if(i=1===n?g[0]:v(n,r)+g[0],t>0){const e=v(t,r);i+=r&&t<13?" en "+e:" "+e}return o(i)}return o(function(e,n){const{includeOptionalAnd:t}=n,r=[];let i=e;for(;i>0n;)r.push(Number(i%1000n)),i/=1000n;let o="",s=!1;for(let e=r.length-1;e>=0;e--){const n=r[e];if(0!==n)if(0===e){const e=v(n,t);o?o+=s&&t&&n<13?" en "+e:" "+e:o=e,s=!1}else if(1===e)o&&(o+=" "),o+=1===n?g[0]:v(n,t)+g[0],s=!0;else{const r=g[e-1];o&&(o+=" "),o+=1===n?"een "+r:v(n,t)+" "+r,s=!0}}return o}(e,n))}const y={accentOne:!0,includeOptionalAnd:!1,noHundredPairing:!1};function O(i,s){const{isNegative:c,integerPart:l,decimalPart:a}=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(n(i))}if("string"==typeof i)return r(function(n){const r=n.trim();if(0===r.length||Number.isNaN(Number(r)))throw new RangeError(`Invalid number format: "${n}"`);return t(r)?e(r):r}(i));throw new TypeError(`Invalid value type: expected number, string, or bigint, received ${o}`)}(i);o(l,b,a);const{accentOne:f,includeOptionalAnd:g,noHundredPairing:d}=u(s,y),m={accentOne:f,includeOptionalAnd:g,noHundredPairing:d};let p="";return c&&(p="min "),p+=N(l,m),a&&(p+=" komma "+function(e,n){let t="",r=0;for(;r<e.length&&"0"===e[r];)t&&(t+=" "),t+=h,r++;const i=e.slice(r);return i&&(t&&(t+=" "),t+=N(BigInt(i),{...n,noHundredPairing:!0})),t}(a,m)),p}const I=["","eerste","tweede","derde","vierde","vijfde","zesde","zevende","achtste","negende"];function j(e,n){return n>=1&&n<=9?I[n]:n<20?e.endsWith("d")?e+"e":e+"de":e+"ste"}function E(e){if(0===e)return"";const n=Math.trunc(e/100),t=e%100;if(0===n)return j(v(e,!1),e);let r;return r=1===n?f:c[n]+f,0===t?r+"ste":r+" "+j(v(t,!1),t)}function R(n){const r=function(n){const r=typeof n;if("bigint"==typeof n){if(n<=0n)throw new RangeError("Ordinals must be positive integers");return n}if("number"==typeof n){if(!Number.isFinite(n))throw new RangeError("Ordinals must be finite numbers");if(!Number.isInteger(n))throw new RangeError("Ordinals must be whole numbers");if(n<=0)throw new RangeError("Ordinals must be positive integers");return BigInt(n)}if("string"==typeof n)return function(n){const r=n.trim();if(0===r.length)throw new RangeError("Ordinals cannot be empty strings");if("-"===r[0])throw new RangeError("Ordinals cannot be negative");if(r.includes("."))throw new RangeError("Ordinals must be whole numbers");if(t(r)){const n=e(r);if(n.includes("."))throw new RangeError("Ordinals must be whole numbers");const t=BigInt(n);if(t<=0n)throw new RangeError("Ordinals must be positive integers");return t}try{const e=BigInt(r);if(e<=0n)throw new RangeError("Ordinals must be positive integers");return e}catch(e){if(e instanceof RangeError)throw e;throw new RangeError(`Invalid ordinal format: "${n}"`,{cause:e})}}(n);throw new TypeError(`Invalid value type: expected number, string, or bigint, received ${r}`)}(n);return o(r,m),r<10n?I[Number(r)]:r<100n?j(v(Number(r),!1),Number(r)):r<1000n?E(Number(r)):function(e){const n=[];let t=e;for(;t>0n;)n.push(Number(t%1000n)),t/=1000n;let r=0;for(let e=0;e<n.length;e++)if(0!==n[e]){r=e;break}let i="";for(let e=n.length-1;e>=0;e--){const t=n[e];if(0!==t)if(i&&(i+=" "),e===r)i+=0===e?E(t):1===t&&e>0?1===e?d[e]:"een "+d[e]:1===e?v(t,!1)+d[e]:v(t,!1)+" "+d[e];else if(1===e)i+=1===t?g[0]:v(t,!1)+g[0];else{const n=g[e-1];i+=1===t?"een "+n:v(t,!1)+" "+n}}return i}(r)}const B={and:!0};function P(e,t){const{isNegative:r,dollars:s,cents:c}=function(e){const t=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(n(e))}if("string"==typeof e)return i(e);throw new TypeError(`Invalid value type: expected number, string, or bigint, received ${t}`)}(e);o(s,p);const{and:l}=u(t,B);let a="";r&&(a="min ");const f=s>0n,g=c>0n;if(!f&&!g)return h+" "+w;const d={accentOne:!0,includeOptionalAnd:!1,noHundredPairing:!0};return f&&(a+=N(s,d)+" "+(1n===s?"euro":w)),g&&(f&&(a+=l?" en ":" "),a+=N(c,d)+" cent"),a}export{y as cardinalDefaults,b as cardinalMax,B as currencyDefaults,p as currencyMax,m as ordinalMax,O as toCardinal,P as toCurrency,R as toOrdinal};