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📜  string 包含字符串 javascript 代码示例

📅  最后修改于: 2022-03-11 15:03:40.007000             🧑  作者: Mango

代码示例2
var str = "We got a poop cleanup on isle 4.";
if(str.indexOf("poop") !== -1){
    alert("Not again");
}
//use indexOf (it returns position of substring or -1 if not found)