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beakr/gist:2321854

Created April 6, 2012 18:23
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Telling if the entire string consists of an item (whitespace in this case)
Raw
gistfile1.js
var re = /^\s+$/;
/*
* ^ - start of string
* \s - anything whitespace
* + - 1 or more
* $ - the end of the string
*/
if (" ".match(re)) {
alert("The string is all whitespace!");
}
//=> The string is all whitespace!
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