| 1 |
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| 2 |
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| 3 | /**
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| 4 | * Set query string parameter value
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| 5 | */
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| 6 | function setParam(url, paramName, value){
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| 7 | url = url || '';
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| 8 |
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| 9 | var re = new RegExp('(\\?|&)'+ paramName +'=[^&]*' );
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| 10 | var param = paramName +'='+ encodeURIComponent( value );
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| 11 |
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| 12 | if ( re.test(url) ) {
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| 13 | return url.replace(re, '$1'+ param);
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| 14 | } else {
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| 15 | if (url.indexOf('?') === -1) {
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| 16 | url += '?';
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| 17 | }
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| 18 | if (url.indexOf('=') !== -1) {
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| 19 | url += '&';
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| 20 | }
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| 21 | return url + param;
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| 22 | }
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| 23 |
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| 24 | }
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| 25 |
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| 26 | module.exports = setParam;
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| 27 |
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| 28 |
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