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ijy/Compass px to em

Created December 7, 2011 08:18
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A Compass function to convert pixel font-sizes to em's
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Compass px to em
@function em($target, $context: $base-font-size) {
@if $target == 0 { @return 0 }
@return $target / $context + 0em;
}
$base-font-size: 15px;
h1 {
font-size: em(21px, 15px); // Outputs 1.4em
}
@denoww
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denoww commented Mar 22, 2013

Thanks!!!!!
Mobile FIRST

D

@nelsonr
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nelsonr commented Sep 10, 2013

Very useful! Thanks for sharing!

@stevenvachon
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Is there a technical reason why + 0em is used instead of * 1em?

@benjaminhoffman
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benjaminhoffman commented Sep 13, 2021 •
edited
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Is there a technical reason why + 0em is used instead of * 1em?

@stevenvachon I believe that's an implicit conversion to ensure the result ends up as em

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