Property:
textBaseline:

Canvas:
your browser does not support the canvas tag
Code:
var c=document.getElementById('myCanvas');
var ctx=c.getContext('2d');
ctx.moveTo(5,50);
ctx.lineTo(200,50);
ctx.stroke();
ctx.textBaseline='alphabetic';
ctx.font='30px Arial';
ctx.fillText('Hello World',20,50);
Click the property values above to see the result
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