35 lines
892 B
Plaintext
35 lines
892 B
Plaintext
var assoc = {};
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assoc['foo'] = 'bar';
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assoc['another-key'] = 3;
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// dot notation can be used if the property name is a valid identifier
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assoc.thirdKey = 'we can also do this!';
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assoc[2] = "the index here is the string '2'";
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;assoc;
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//using JavaScript's object literal notation
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var assoc = {
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foo: 'bar',
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'another-key': 3 //the key can either be enclosed by quotes or not
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};
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//iterating keys
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for (var key in assoc) {
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// hasOwnProperty() method ensures the property isn't inherited
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if (assoc.hasOwnProperty(key)) {
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puts('key:"' + key + '", value:"' + assoc[key] + '"');
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}
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}
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;assoc;
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/*
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=!EXPECTSTART!=
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associativeArray.jsi:12: warn: duplicate var: assoc
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assoc ==> { 2:"the index here is the string \'2\'", "another-key":3, foo:"bar", thirdKey:"we can also do this!" }
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key:"another-key", value:"3"
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key:"foo", value:"bar"
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assoc ==> { "another-key":3, foo:"bar" }
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=!EXPECTEND!=
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*/
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