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如何將參數傳遞給CasperJS的評估函數?將參數傳遞給CasperJS的評估函數
//Should be logged in at this point
casper.then(function() {
var counter = 0;
var cap = 500;
this.evaluate(function(counter) {
var children = $('.companies-using-service').children();
while (counter < children.length) {
child = children[counter];
console.log($(child).find('a').attr('data-hint'));
counter++;
}
}, counter);
});
};
var scrapeClients = function(counter) {
var children = $('.companies-using-service').children();
while (counter < children.length) {
child = children[counter];
console.log($(child).find('a').attr('data-hint'));
counter++;
}
}
上面,我能夠使用unamed函數傳遞參數。但是,我希望將函數scrapeClients
傳遞給評估函數。在這種情況下,我嘗試了以下this.evaluate(scrapeClients(counter), counter)
。但是,這不起作用,錯誤說它找不到$
變量。