16 lines
399 B
JavaScript
16 lines
399 B
JavaScript
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"use strict";
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var ensureString = require("../../object/validate-stringifiable-value");
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module.exports = function (search) {
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var string = ensureString(this), count = 0, index = 0;
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search = ensureString(search);
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if (!search) throw new TypeError("Search string cannot be empty");
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while ((index = string.indexOf(search, index)) !== -1) {
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++count;
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index += search.length;
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}
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return count;
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};
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