5, and 8 and are printed on the console. If we need to work in the C++ programming language, we use the “string::at” function. A similar function to charAt() in C++ is the “string::at” function which perform
把str的第i个char值赋值给c，类似于数组的挨个查找。charAt(int index)方法是一个能够用来检索特定索引下的字符的String实例的方法.charAt()方法返回指定索引位置的char值。索引范围为0~length()-1.如: str.charAt(0)检索str中的第一个字符,str.charAt(str.length()-1)检索最后一个字符.
百度试题 结果1 题目下面哪个方法可以实现获取字符在某个字符串中第一次出现的索引( ) A. charcharAt(intindex) B. intindexOf(intch) C. intlastIndexOf(intch) D. booleanendsWith(Stringsuffix) 相关知识点: 试题来源: 解析 B 反馈 收藏
The experiment indicated that application T.diversifolia bokashi 15 t ha1 and chicken manure15 t ha1 could be used in sweet corn production on post-mine sandpits.C. HidayatY. S. RachmawatiD. N. FatimahC. SetiawanAIP Conference Proceedings...
based on characterizing functional relationships between two separately measured competition components: crop yield as a function of the duration of weed interference to identify the beginning of CPWC and crop yield as a function of the duration of the weed-free period to identify the end of CPWC...
the mercury vapor is emitted into the air [1,2]. Studies have demonstrated that mercury exposure has effects on kidney function [3,4] and on the central nervous system. Mercury also has been implicated in adverse effects on lung function, increased heart and blood pressure [5–9], and leu...
Genetic parameters for quality traits in sweet corn (Zea mays L. Saccharata)A Thanga HemavathyC PriyadharshiniAkiNik Publications
The reduction in yield was to the tune of 35.10% due to uninterrupted growth of weeds. The maximum gross return ( 250150/ha), net return ( 181635/ha) and B: C ratio (2.65) were obtained with PE application of metribuzin @ 0.30 k g/ha at 1 DAS + SM @ 6 t/ha at 30 DAS. It...
Swaminathan School of Agriculture, Centurion University of Technology and Management during summer, 2018. The soil was sandy loam in texture, slightly acidic in reaction (pH 6.8) and low in available N (158.83 kg/ha) and P_2O_5 (10.82 kg/ha) and medium in available K_2O (147.67 kg/...