// 提取特殊字符串长度(scrstr 源字符串 armstr 特殊字符)
getStrCount: function(scrstr, armstr) {
    var count = 0;
    while (scrstr.indexOf(armstr) >= 1) {
        scrstr = scrstr.replace(armstr, "")
        count++;
    }
    return count;
}

 

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