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function fgetss (handle, length, allowable_tags) {
    // Get a line from file pointer and strip HTML tags  
    // 
    // version: 1109.2015
    // discuss at: http://phpjs.org/functions/fgetss    // +   original by: Brett Zamir (http://brett-zamir.me)
    // -    depends on: strip_tags
    // *     example 1: fopen('http://kevin.vanzonneveld.net/pj_test_supportfile_1.htm', 'r');
    // *     example 1: fgetss(handle, 4096, 'a');
    // *     returns 1: ''    var start = 0,
        fullline = '';
 
    if (!this.php_js || !this.php_js.resourceData || !this.php_js.resourceDataPointer || length !== undefined && !length) {
        return false;    }
 
    start = this.php_js.resourceDataPointer[handle.id];
 
    if (start === undefined || !this.php_js.resourceData[handle.id][start]) {        return false; // Resource was already closed or already reached the end of the file
    }
 
    fullline = this.php_js.resourceData[handle.id].slice(start, this.php_js.resourceData[handle.id].indexOf('\n', start) + 1);
    if (fullline === '') {        fullline = this.php_js.resourceData[handle.id].slice(start); // Get to rest of the file
    }
 
    length = (length === undefined || fullline.length < length) ? fullline.length : Math.floor(length / 2) || 1; // two bytes per character (or surrogate), but ensure at least one
     this.php_js.resourceDataPointer[handle.id] += length - 1;
    return this.strip_tags(this.php_js.resourceData[handle.id].substr(start, length), allowable_tags);
}

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fopen('http://kevin.vanzonneveld.net/pj_test_supportfile_1.htm', 'r');
fgetss(handle, 4096, 'a');

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''