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Javascript file_get_contents

Read the entire file into a string

function file_get_contents( url ) {
    // Read the entire file into a string  
    // 
    // version: 812.316
    // discuss at: http://kevin.vanzonneveld.net/techblog/article/javascript_equivalent_for_phps_file_get_contents

    // +   original by: Legaev Andrey
    // +      input by: Jani Hartikainen
    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // %        note 1: This function uses XmlHttpRequest and cannot retrieve resource from different domain.
    // %        note 1: Synchronous so may lock up browser, mainly here for study purposes. 
    // %        note 1: To avoid browser blocking issues's consider using jQuery's: $('#divId').load('http://url') instead.
    // *     example 1: file_get_contents('http://kevin.vanzonneveld.net/pj_test_supportfile_1.htm');
    // *     returns 1: '123'
    var req = window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP") : new XMLHttpRequest();
    if (!req) throw new Error('XMLHttpRequest not supported');
    
    req.open("GET", url, false);
    req.send(null);
    
    return req.responseText;
}

Examples

Example 1

Running

file_get_contents('http://kevin.vanzonneveld.net/pj_test_supportfile_1.htm');

Could return

'123'

Dependencies

No dependencies, you can use this function standalone.

Thank you

• Legaev Andrey ( original )
• Jani Hartikainen ( input )
• Kevin van Zonneveld ( improved )

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