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- function queryParams(data = {}, isPrefix = true, arrayFormat = 'brackets') {
- let prefix = isPrefix ? '?' : ''
- let _result = []
- if (['indices', 'brackets', 'repeat', 'comma'].indexOf(arrayFormat) == -1) arrayFormat = 'brackets';
- for (let key in data) {
- let value = data[key]
-
- if (['', undefined, null].indexOf(value) >= 0) {
- continue;
- }
-
- if (value.constructor === Array) {
-
- switch (arrayFormat) {
- case 'indices':
-
- for (let i = 0; i < value.length; i++) {
- _result.push(key + '[' + i + ']=' + value[i])
- }
- break;
- case 'brackets':
-
- value.forEach(_value => {
- _result.push(key + '[]=' + _value)
- })
- break;
- case 'repeat':
-
- value.forEach(_value => {
- _result.push(key + '=' + _value)
- })
- break;
- case 'comma':
-
- let commaStr = "";
- value.forEach(_value => {
- commaStr += (commaStr ? "," : "") + _value;
- })
- _result.push(key + '=' + commaStr)
- break;
- default:
- value.forEach(_value => {
- _result.push(key + '[]=' + _value)
- })
- }
- } else {
- _result.push(key + '=' + value)
- }
- }
- return _result.length ? prefix + _result.join('&') : ''
- }
- export default queryParams;
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