41 lines
806 B
Plaintext
41 lines
806 B
Plaintext
Marking a variable that is unchanged after initialization ``const`` is an indication to future maintainers that "no this isn't updated, and it's not supposed to be". ``const`` should be used in these situations in the interests of code clarity.
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== Noncompliant Code Example
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----
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function seek(input) {
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let target = 32; // Noncompliant
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for (let i of input) {
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if (i == target) {
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return true;
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}
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}
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return false;
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}
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function getUrl(query) {
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let url; // Noncompliant
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url = "http://example.com";
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return url;
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}
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----
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== Compliant Solution
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----
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function seek(input) {
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const target = 32;
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for (let i of input) {
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if (i == target) {
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return true;
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}
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}
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return false;
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}
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function getUrl(query) {
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const url = "http://example.com";
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return url;
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}
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----
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