Contents:
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let regex; | |
/* matching a specific string */ | |
regex = /hello/; // looks for the string between the forward slashes (case-sensitive)... matches "hello", "hello123", "123hello123", "123hello"; doesn't match for "hell0", "Hello" | |
regex = /hello/i; // looks for the string between the forward slashes (case-insensitive)... matches "hello", "HelLo", "123HelLO" | |
regex = /hello/g; // looks for multiple occurrences of string between the forward slashes... | |
/* wildcards */ | |
regex = /h.llo/; // the "." matches any one character other than a new line character... matches "hello", "hallo" but not "h\nllo" | |
regex = /h.*llo/; // the "*" matches any character(s) zero or more times... matches "hello", "heeeeeello", "hllo", "hwarwareallo" |
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/** | |
* Convert an image | |
* to a base64 url | |
* @param {String} url | |
* @param {Function} callback | |
* @param {String} [outputFormat=image/png] | |
*/ | |
function convertImgToBase64URL(url, callback, outputFormat){ | |
var img = new Image(); | |
img.crossOrigin = 'Anonymous'; |
People
![]() :bowtie: |
😄 :smile: |
😆 :laughing: |
---|---|---|
😊 :blush: |
😃 :smiley: |
:relaxed: |
😏 :smirk: |
😍 :heart_eyes: |
😘 :kissing_heart: |
😚 :kissing_closed_eyes: |
😳 :flushed: |
😌 :relieved: |
😆 :satisfied: |
😁 :grin: |
😉 :wink: |
😜 :stuck_out_tongue_winking_eye: |
😝 :stuck_out_tongue_closed_eyes: |
😀 :grinning: |
😗 :kissing: |
😙 :kissing_smiling_eyes: |
😛 :stuck_out_tongue: |
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var retina = window.devicePixelRatio > 1; | |
if (retina) { | |
// the user has a retina display | |
} | |
else { | |
// the user has a non-retina display | |
} |