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Tab 置換 エスケープ 構文 function { } ( ) return var if else if else switch for continue do while while try catch throw windows method alert confirm prompt showModalDialog returnValue dialogArguments open close forward back home close focus blur scrollTo scrollBy scrollByLines scrollByPages moveTo moveBy resizeTo resizeBy sizeToContent stop print windows property location name innerHeight innerWidth outerHeight outerWidth pageXOffset pageYOffset scrollMaxX scrollMaxY scrollX scrollY length frameElement frames closed fullScreen document method appendChild removeChild createAttribute createAttributeNS createElement createElementNS getElementById getElementsByClassName getElementsByName getElementsByTagName getElementsByTagNameNS document property body characterSet compatMode contentType cookie dir doctype documentElement documentURI domain lastModified referrer styleSheets title URL width 演算子 delete ? : ; get in instanceof let new set this typeof void yield グローバル関数 decodeURI encodeURI decodeURIComponent encodeURIComponent parseFloat parseInt isFinite isNaN Array [ ] length reverse pop shift unshift push splice slice concat join toString indexOf lastIndexOf filter forEach every map some reduce reduceRight Number NaN MAX_VALUE MIN_VALUE POSITIVE_INFINITY NEGATIVE_INFINITY toExponential toFixed toPrecision toString toLocaleString valueOf String " " fromCharCode length charAt substring slice substr split concat replace toUpperCase toLowerCase toLocaleUpperCase toLocaleLowerCase indexOf lastIndexOf match search valueOf localeCompare sup sub anchor link Math E PI SQRT2 SQRT1_2 LN2 LN10 LOG2E LOG10E random ceil floor round abs round max min pow sqrt sin cos tan asin acos atan atan2 exp log Date new parse UTC getTime setTime toString toLocaleString toUTCString Error new EvalError RangeError ReferenceError SyntaxError findTypeError URIError name message 文字 atob btoa escape unescape find getSelection Object getPrototypeOf hasOwnProperty isPrototypeOf propertyIsEnumerable toString toLocaleString valueOf constructor prototype

Code

/* サンプル */ function sample(){ var txt = document.title; txt += '\nJavaScript作成支援'; return txt; } sample();
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