php变量赋值给js

时间:2021-10-30 23:47:03
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$(document).ready(function(){
     
     
    <?php $f="'name'"?>
    var t=<?php echo $f?>;
    alert(t)
     
    })

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<script language="javascript" >
var t=<?php echo '"sd"'?>;
alert(t)
</script>
 关键是sd两旁既要加单引号还要加上引号否则就会显示“sd is not defined[在此错误处中断]     var t=sd;”
sd不加引号即为一个变量,之前没定义过该变量,就把他赋值给别的变量,当然会报错