珀尔 | eq运算符

Perl 中的' eq '运算符是字符串运算符之一，用于检查两个字符串是否相等。它用于检查其左侧的字符串是否按字符串等于其右侧的字符串。

Syntax: String1 eq String2

Returns: 1 if left argument is equal to the right argument

示例 1：

#!/usr/local/bin/perl
  
# Initializing Strings
$a = "Welcome";
$b = "Geeks";
  
# Comparing the strings using eq operator
$c = $a eq $b;
  
if($c == 1)
{
    print"String1 is equal to String2";
}
else
{
    print"String1 is not equal to String2";
}

输出：

String1 is not equal to String2

示例 2：

#!/usr/local/bin/perl
  
# Initializing Strings
$a = "Geeks";
$b = "Geeks";
  
# Comparing the strings using eq operator
$c = $a eq $b;
  
if($c == 1)
{
    print"String1 is equal to String2";
}
else
{
    print"String1 is not equal to String2";
}

输出：

String1 is equal to String2