Java Utililty Methods Array Length Get

List of utility methods to do Array Length Get

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Description

The list of methods to do Array Length Get are organized into topic(s).

Method

voidarrayBounds(int arrayLength, int offset, int length)
array Bounds 
if (offset < 0 || length < 0 || length > arrayLength - offset) {
    throw new IndexOutOfBoundsException(
            "array.length=" + arrayLength + ", offset=" + offset + ", length=" + length);
intarrayCounter(T[] x)
array Counter 
int z = 0;
for (int i = 0; i < x.length; i++) {
    T y = x[i];
    if (y != null) {
        z++;
return z;
...
intarrayLenght(Object array)
array Lenght 
if (array instanceof Object[]) {
    return ((Object[]) array).length;
} else if (array instanceof int[]) {
    return ((int[]) array).length;
} else if (array instanceof long[]) {
    return ((long[]) array).length;
} else if (array instanceof double[]) {
    return ((double[]) array).length;
...
intarrayLength(Object array, int defaultIfNull, int defaultIfNotArray)
array Length 
if (array == null) {
    return defaultIfNull; 
} else if (array instanceof Object[]) {
    return ((Object[]) array).length;
} else if (array instanceof long[]) {
    return ((long[]) array).length;
} else if (array instanceof int[]) {
    return ((int[]) array).length;
...
intarrayLength(Object o)
array Length 
if (o instanceof Object[])
    return ((Object[]) o).length;
else if (o instanceof boolean[])
    return ((boolean[]) o).length;
else if (o instanceof float[])
    return ((float[]) o).length;
else if (o instanceof double[])
    return ((double[]) o).length;
...
intarrayLength(Object[] ar)
array Length 
return ar.length;
intlength(byte[] array)
length 
return (array == null ? 0 : array.length);
Stringlength(byte[] array)
length 
return "(" + array.length + " B)";
doublelength(double[] a)
length 
double c = 0;
for (int i = 0; i < a.length; i++)
    c += a[i] * a[i];
return Math.sqrt(c);
doublelength(double[] point)
length 
return Math.sqrt(stScalarProd(point, point));