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並前往http://www.w3bai.com/zh-TW/tags/canvas_measuretext.html

HTML canvas measureText() Method - w3bai.com

var ctx=c.getContext("2d"); ctx.font="30px Arial"; var txt="Hello World" ctx.fillText("width:" + ctx.measureText(txt).width,10,50) ctx.fillText(txt,10,100);.

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查詢 「measureText」的人也找了：

  1. measureText
    2.
  2. strokeText
    3.
  3. actualBoundingBoxAscent
    4.
  4. textBaseline
    5.
  5. Canvas text height
    6.
  6. setLineDash
    7.
  7. Canvas measureText
    8.
  8. putImageData
    9.