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JavaScriptで123.456という数値の小数点の第2位まで表示したい場合、以下の7種類が良く利用される。1.floorを使用、2.toFixedを使用、3.toPrecisionを使用、4.sliceを使用、5.substrを使用、6.substringを使用、7.matchを使用
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/echo simulates Async calls: JSON: /echo/json/ JSONP: //jsfiddle.net/echo/jsonp/ HTML: /echo/html/ XML: /echo/xml/
/echo
/echo/json/
//jsfiddle.net/echo/jsonp/
/echo/html/
/echo/xml/
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